Security Gateway (SGW) : Pourquoi Votre Outil Bloque | UDIAG<\/title>\n <meta name=\"description\" content=\"Guide complet Security Gateway (SGW) 2026. Pourquoi votre outil diagnostic bloque sur Stellantis, Mercedes, Renault. Licences SGW dès 117€ HT. Solution UDIAG.\">\n <link rel=\"canonical\" href=\"https:\/\/udiag.eu\/blog\/security-gateway-diagnostic\/\">\n\n \n <meta property=\"og:title\" content=\"Security Gateway (SGW) : Pourquoi Votre Outil Bloque | UDIAG\">\n <meta property=\"og:description\" content=\"Guide complet passerelle SGW. Pourquoi votre outil bloque sur FCA, Mercedes, Renault et comment le résoudre avec les licences UDIAG.\">\n <meta property=\"og:type\" content=\"article\">\n <meta property=\"og:url\" content=\"https:\/\/udiag.eu\/blog\/security-gateway-diagnostic\/\">\n <meta property=\"og:site_name\" content=\"UDIAG Europe\">\n\n \n <script type=\"application\/ld+json\">\n {\n \"@context\": \"https:\/\/schema.org\",\n \"@type\": \"BlogPosting\",\n \"headline\": \"Security Gateway (SGW) Diagnostic : Pourquoi Votre Outil Bloque et Comment Résoudre\",\n \"description\": \"Guide complet Security Gateway (SGW) 2026. Pourquoi votre outil diagnostic bloque sur Stellantis, Mercedes, Renault. Licences SGW dès 117 EUR HT.\",\n \"image\": \"https:\/\/www.udiag.eu\/wp-content\/uploads\/2026\/04\/security-gateway-sgw-diagnostic-automobile-guide-scaled.png\",\n \"author\": { \"@type\": \"Organization\", \"name\": \"UDIAG Europe\", \"url\": \"https:\/\/www.udiag.eu\" },\n \"publisher\": {\n \"@type\": \"Organization\",\n \"name\": \"UDIAG Europe\",\n \"url\": \"https:\/\/www.udiag.eu\",\n \"logo\": { \"@type\": \"ImageObject\", \"url\": \"https:\/\/udiag.eu\/wp-content\/uploads\/2026\/02\/Piramide-logo-.png\" }\n },\n \"datePublished\": \"2026-04-01\",\n \"dateModified\": \"2026-04-01\",\n \"mainEntityOfPage\": { \"@type\": \"WebPage\", \"@id\": \"https:\/\/udiag.eu\/blog\/security-gateway-diagnostic\/\" },\n \"keywords\": \"security gateway diagnostic, passerelle SGW, licence SGW FCA, SGW Mercedes, SGW Renault, outil diagnostic bloqué\",\n \"articleSection\": \"Diagnostic automobile\",\n \"inLanguage\": \"fr-FR\",\n \"about\": { \"@type\": \"Thing\", \"name\": \"Security Gateway automobile\" }\n }\n <\/script>\n\n \n <script type=\"application\/ld+json\">\n {\n \"@context\": \"https:\/\/schema.org\",\n \"@type\": \"FAQPage\",\n \"mainEntity\": [\n {\n \"@type\": \"Question\",\n \"name\": \"Qu'est-ce qu'une Security Gateway (SGW) en diagnostic automobile ?\",\n \"acceptedAnswer\": { \"@type\": \"Answer\", \"text\": \"Une Security Gateway est un module électronique qui filtre les communications entre la prise OBD et les calculateurs du véhicule. Elle empêche les outils non autorisés d'écrire dans les ECU. Présente sur Stellantis (FCA), Mercedes-Benz et Renault\/Dacia depuis 2017-2020.\" }\n },\n {\n \"@type\": \"Question\",\n \"name\": \"Combien coûte une licence SGW pour un outil UDIAG ?\",\n \"acceptedAnswer\": { \"@type\": \"Answer\", \"text\": \"Les licences SGW UDIAG démarrent à 117 EUR HT (Mercedes, 1 an). Licence FCA\/Maserati : 225 EUR HT\/an. Licence Renault : à partir de 237 EUR HT (10 utilisations). Toutes compatibles X-95 PRO et X-60.\" }\n },\n {\n \"@type\": \"Question\",\n \"name\": \"Mon outil diagnostic peut-il lire sans licence SGW ?\",\n \"acceptedAnswer\": { \"@type\": \"Answer\", \"text\": \"Oui, la lecture des codes défaut (DTC) reste possible sans licence SGW sur la plupart des véhicules. C'est l'écriture qui est bloquée : effacement de codes, programmation, codage, réinitialisations de service.\" }\n },\n {\n \"@type\": \"Question\",\n \"name\": \"La licence SGW FCA couvre-t-elle Maserati ?\",\n \"acceptedAnswer\": { \"@type\": \"Answer\", \"text\": \"Oui. La licence SGW FCA\/Stellantis à 225 EUR HT\/an couvre Fiat, Alfa Romeo, Jeep, Chrysler, Dodge, Ram, Lancia et Maserati. Activation sous 24h.\" }\n },\n {\n \"@type\": \"Question\",\n \"name\": \"Quels outils UDIAG sont compatibles avec les licences SGW ?\",\n \"acceptedAnswer\": { \"@type\": \"Answer\", \"text\": \"Le X-95 PRO et le X-60 sont compatibles avec toutes les licences SGW (FCA, Mercedes, Renault). Le X-30 dispose de 3 bypass VAG gratuits mais ne supporte pas les licences SGW complètes.\" }\n },\n {\n \"@type\": \"Question\",\n \"name\": \"La SGW concerne-t-elle les véhicules MG ou SAIC ?\",\n \"acceptedAnswer\": { \"@type\": \"Answer\", \"text\": \"Non. Les licences SGW UDIAG couvrent uniquement FCA\/Maserati (Stellantis), Mercedes-Benz et Renault\/Dacia. Les véhicules MG\/SAIC ne sont pas concernés par ce système.\" }\n }\n ]\n }\n <\/script>\n\n \n <link rel=\"preconnect\" href=\"https:\/\/fonts.googleapis.com\">\n <link rel=\"preconnect\" href=\"https:\/\/fonts.gstatic.com\" crossorigin>\n <link href=\"https:\/\/fonts.googleapis.com\/css2?family=Exo+2:ital,wght@0,400;0,600;0,700;0,800;1,400&family=DM+Sans:wght@400;500;600&display=swap\" rel=\"stylesheet\">\n\n \n <style>\n :root {\n --udiag-blue: #2B35B8;\n --udiag-blue-dark: #1E2780;\n --udiag-blue-light: #4A5AFF;\n --udiag-accent: #00C7FF;\n --udiag-bg-dark: #0D1117;\n --udiag-bg-card: #151B28;\n --udiag-bg-card-hover: #1A2235;\n --udiag-text: #E8EBF5;\n --udiag-text-muted: #8892A4;\n --udiag-border: rgba(74, 90, 255, 0.2);\n --udiag-success: #22C55E;\n --udiag-warning: #F59E0B;\n --udiag-danger: #EF4444;\n --font-heading: 'Exo 2', sans-serif;\n --font-body: 'DM Sans', sans-serif;\n --radius: 12px;\n --radius-sm: 8px;\n --shadow: 0 4px 24px rgba(43, 53, 184, 0.15);\n --shadow-hover: 0 8px 40px rgba(43, 53, 184, 0.30);\n }\n\n *, *::before, *::after { box-sizing: border-box; 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}\n .cta-actions { flex-direction: row; flex-wrap: wrap; min-width: 0; }\n .final-cta { padding: 36px 24px; }\n .final-cta h2 { font-size: 1.4rem; }\n .stat-grid { grid-template-columns: repeat(2, 1fr); }\n }\n\n ::-webkit-scrollbar { width: 6px; height: 6px; }\n ::-webkit-scrollbar-track { background: var(--udiag-bg-dark); }\n ::-webkit-scrollbar-thumb { background: var(--udiag-border); border-radius: 3px; }\n <\/style>\n<\/head>\n<body>\n\n\n<div class=\"udiag-aeo-overview\">Cet article explique ce qu’est une Security Gateway (SGW) en diagnostic automobile, pourquoi elle bloque les outils indépendants sur les véhicules Stellantis (FCA), Mercedes-Benz et Renault\/Dacia, et comment résoudre le problème avec les licences SGW UDIAG dès 117€ HT. UDIAG Europe est le distributeur officiel exclusif pour l’Europe, avec garantie 2 ans et support technique 100% en français. Article publié par UDIAG Europe, distributeur officiel — udiag.eu<\/div>\n\n\n<header class=\"article-hero\">\n <div class=\"blog-wrapper\">\n\n <div class=\"article-category\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z\"\/><\/svg>\n Guides & Tutoriels\n <\/div>\n\n <h1 class=\"article-title\">\n Security Gateway (SGW) :<br><span>pourquoi votre outil bloque<\/span><br>et comment le résoudre\n <\/h1>\n\n <div class=\"article-meta\">\n <div class=\"article-meta-item\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><rect x=\"3\" y=\"4\" width=\"18\" height=\"18\" rx=\"2\"\/><line x1=\"16\" y1=\"2\" x2=\"16\" y2=\"6\"\/><line x1=\"8\" y1=\"2\" x2=\"8\" y2=\"6\"\/><line x1=\"3\" y1=\"10\" x2=\"21\" y2=\"10\"\/><\/svg>\n 1 avril 2026\n <\/div>\n <div class=\"article-meta-item\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M20 21v-2a4 4 0 00-4-4H8a4 4 0 00-4 4v2\"\/><circle cx=\"12\" cy=\"7\" r=\"4\"\/><\/svg>\n UDIAG Europe\n <\/div>\n <div class=\"article-meta-item\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><circle cx=\"12\" cy=\"12\" r=\"10\"\/><polyline points=\"12 6 12 12 16 14\"\/><\/svg>\n ~9 min de lecture\n <\/div>\n <\/div>\n\n <p class=\"article-excerpt\">\n Votre outil lit les codes défaut mais refuse d’effacer, de programmer ou de réinitialiser ? Depuis 2017, les constructeurs ont déployé des passerelles de security gateway diagnostic (SGW) qui bloquent l’écriture OBD aux outils non autorisés. Ce guide vous explique exactement ce qui se passe, quelles marques sont concernées, et comment débloquer votre outil pour moins de 120€.\n <\/p>\n\n <div class=\"article-badges\">\n <span class=\"badge\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><rect x=\"3\" y=\"11\" width=\"18\" height=\"11\" rx=\"2\"\/><path d=\"M7 11V7a5 5 0 0110 0v4\"\/><\/svg>\n SGW expliqué simplement\n <\/span>\n <span class=\"badge\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><line x1=\"12\" y1=\"1\" x2=\"12\" y2=\"23\"\/><path d=\"M17 5H9.5a3.5 3.5 0 000 7h5a3.5 3.5 0 010 7H6\"\/><\/svg>\n Licences dès 117€ HT\n <\/span>\n <span class=\"badge\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M22 11.08V12a10 10 0 11-5.93-9.14\"\/><polyline points=\"22 4 12 14.01 9 11.01\"\/><\/svg>\n FCA · Mercedes · Renault\n <\/span>\n <\/div>\n\n <\/div>\n<\/header>\n\n\n<main class=\"article-body\">\n <div class=\"blog-wrapper\">\n\n \n <div class=\"intro-highlight\">\n <p>Vous branchez votre valise diagnostic sur une Fiat 500X de 2019, un Mercedes GLC de 2021 ou un Renault Captur de 2020. La lecture fonctionne. Mais quand vous tentez d’effacer un code, de coder un injecteur ou de réinitialiser un service — rien. L’outil affiche « accès refusé ». Le problème n’est pas votre outil. C’est la <strong>Security Gateway<\/strong>. Et sans la bonne licence, votre atelier est bloqué.<\/p>\n <\/div>\n\n <div class=\"internal-link-box\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M10 13a5 5 0 007.54.54l3-3a5 5 0 00-7.07-7.07l-1.72 1.71\"\/><path d=\"M14 11a5 5 0 00-7.54-.54l-3 3a5 5 0 007.07 7.07l1.71-1.71\"\/><\/svg>\n <p>Nouveau ici ? Lisez d’abord notre <a href=\"\/blog\/valise-diagnostic-professionnelle\/\">guide comparatif des valises diagnostic professionnelles 2026<\/a> pour comprendre quel outil choisir.<\/p>\n <\/div>\n\n \n <img decoding=\"async\" class=\"article-img\" src=\"https:\/\/www.udiag.eu\/wp-content\/uploads\/2026\/04\/security-gateway-sgw-diagnostic-automobile-guide-scaled.png\" alt=\"security gateway SGW diagnostic automobile passerelle securite UDIAG\" width=\"1200\" height=\"630\" loading=\"eager\" fetchpriority=\"high\">\n <p class=\"article-img-caption\">Security Gateway (SGW) — La passerelle qui bloque votre outil diagnostic<\/p>\n\n \n <h2>Qu’est-ce qu’une Security Gateway en diagnostic automobile<\/h2>\n\n <p>Une <strong>Security Gateway Diagnostic<\/strong> (SGW) est un module électronique placé entre la prise OBD-II de votre véhicule et les calculateurs internes (ECU). Elle agit comme un pare-feu : elle laisse passer la lecture (codes défaut, données live) mais bloque toute tentative d’écriture — effacement, programmation, codage, calibration — aux outils qui ne sont pas autorisés.<\/p>\n\n <p>Pourquoi les constructeurs l’ont-ils déployée ? La réponse est simple : <strong>cybersécurité<\/strong>. Après plusieurs démonstrations de piratage de véhicules via la prise OBD (notamment le fameux <a href=\"https:\/\/www.wired.com\/2015\/07\/hackers-remotely-kill-jeep-highway\/\" target=\"_blank\" rel=\"nofollow noopener\">hack d’un Jeep Cherokee en 2015<\/a>), les constructeurs ont verrouillé l’accès. La norme <a href=\"https:\/\/www.iso.org\/standard\/70697.html\" target=\"_blank\" rel=\"nofollow noopener\">ISO\/SAE 21434<\/a> impose désormais des exigences de cybersécurité pour tous les véhicules neufs.<\/p>\n\n <div class=\"callout callout-info\">\n <div class=\"callout-icon\">💡<\/div>\n <p><strong>À retenir :<\/strong> La Security Gateway ne bloque pas la lecture des codes défaut. Elle bloque l’écriture : effacement, programmation ECU, codage, réinitialisations de service. C’est l’écriture qui nécessite une licence.<\/p>\n <\/div>\n\n \n <h2>Quelles marques utilisent la Security Gateway en 2026<\/h2>\n\n <p>Trois groupes de constructeurs imposent une passerelle SGW sur leurs véhicules récents. Voici la liste complète avec les années d’application.<\/p>\n\n <div class=\"stat-grid\">\n <div class=\"stat-box\">\n <span class=\"stat-number\">FCA<\/span>\n <span class=\"stat-label\">Stellantis — depuis 2017 (Fiat, Alfa, Jeep, Chrysler, Ram, Maserati)<\/span>\n <\/div>\n <div class=\"stat-box\">\n <span class=\"stat-number\">MB<\/span>\n <span class=\"stat-label\">Mercedes-Benz — depuis 2018 (Classe A, C, E, GLC, GLE, Sprinter…)<\/span>\n <\/div>\n <div class=\"stat-box\">\n <span class=\"stat-number\">RN<\/span>\n <span class=\"stat-label\">Renault\/Dacia — depuis 2020 (Clio V, Captur, Arkana, Duster…)<\/span>\n <\/div>\n <\/div>\n\n <h3>Ce que la SGW bloque concrètement<\/h3>\n\n <div class=\"table-scroll\">\n <table>\n <thead>\n <tr>\n <th>Opération<\/th>\n <th>Sans licence SGW<\/th>\n <th>Avec licence SGW<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td>Lecture codes défaut (DTC)<\/td>\n <td class=\"check-yes\">✅ Possible<\/td>\n <td class=\"check-yes\">✅ Possible<\/td>\n <\/tr>\n <tr>\n <td>Données live \/ freeze frame<\/td>\n <td class=\"check-yes\">✅ Possible<\/td>\n <td class=\"check-yes\">✅ Possible<\/td>\n <\/tr>\n <tr>\n <td>Effacement codes défaut<\/td>\n <td class=\"check-no\">❌ Bloqué<\/td>\n <td class=\"check-yes\">✅ Possible<\/td>\n <\/tr>\n <tr>\n <td>Codage injecteurs (IMA\/IQA)<\/td>\n <td class=\"check-no\">❌ Bloqué<\/td>\n <td class=\"check-yes\">✅ Possible<\/td>\n <\/tr>\n <tr>\n <td>Réinitialisation service (vidange, FAP…)<\/td>\n <td class=\"check-no\">❌ Bloqué<\/td>\n <td class=\"check-yes\">✅ Possible<\/td>\n <\/tr>\n <tr>\n <td>Programmation ECU \/ Flash<\/td>\n <td class=\"check-no\">❌ Bloqué<\/td>\n <td class=\"check-yes\">✅ Possible<\/td>\n <\/tr>\n <tr>\n <td>Programmation clés<\/td>\n <td class=\"check-no\">❌ Bloqué<\/td>\n <td class=\"check-yes\">✅ Possible<\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n\n <div class=\"callout callout-danger\">\n <div class=\"callout-icon\">🚨<\/div>\n <p><strong>Impact financier :<\/strong> Un garage qui ne peut pas effacer les codes ou coder les injecteurs sur un Fiat Ducato 2020 perd la prestation. À 80€ HT le diagnostic, refuser 3 véhicules Stellantis par semaine coûte <strong>960€\/mois de chiffre d’affaires perdu<\/strong>.<\/p>\n <\/div>\n\n \n <img decoding=\"async\" class=\"article-img\" src=\"https:\/\/www.udiag.eu\/wp-content\/uploads\/2026\/04\/schema-sgw-scaled.png\" alt=\"schema fonctionnement security gateway SGW diagnostic automobile OBD vers ECU\" width=\"1200\" height=\"630\" loading=\"lazy\">\n <p class=\"article-img-caption\">Schéma : comment la Security Gateway filtre les communications OBD → ECU<\/p>\n\n \n <h2>Comment fonctionne la licence SGW chez UDIAG<\/h2>\n\n <p>La licence SGW est un droit d’accès logiciel qui authentifie votre outil auprès du serveur du constructeur. Quand vous tentez une opération d’écriture, votre <a href=\"\/produit\/outil-diagnostic-auto-professionnel-x95-pro\/\">UDIAG X-95 PRO<\/a> envoie une requête au serveur SGW du constructeur. Si votre licence est valide, le serveur déverrouille l’accès. Tout se passe en quelques secondes, de manière transparente.<\/p>\n\n <h3>Le processus en 4 étapes<\/h3>\n\n <div class=\"steps-grid\">\n <div class=\"step-card\">\n <div class=\"step-number\">1<\/div>\n <div class=\"step-title\">Achat de la licence<\/div>\n <div class=\"step-desc\">Choisissez la licence SGW correspondant aux marques de vos clients. Achat sur udiag.eu, activation sous 24h.<\/div>\n <\/div>\n <div class=\"step-card\">\n <div class=\"step-number\">2<\/div>\n <div class=\"step-title\">Activation sur votre outil<\/div>\n <div class=\"step-desc\">La licence est liée à votre X-95 PRO ou X-60 via son numéro de série. Aucun matériel supplémentaire.<\/div>\n <\/div>\n <div class=\"step-card\">\n <div class=\"step-number\">3<\/div>\n <div class=\"step-title\">Connexion au véhicule<\/div>\n <div class=\"step-desc\">Branchez l’outil, connectez-vous au Wi-Fi. L’authentification SGW se fait automatiquement en arrière-plan.<\/div>\n <\/div>\n <div class=\"step-card\">\n <div class=\"step-number\">4<\/div>\n <div class=\"step-title\">Accès complet<\/div>\n <div class=\"step-desc\">Effacement, codage, programmation, calibration — toutes les fonctions sont déverrouillées. Comme chez le concessionnaire.<\/div>\n <\/div>\n <\/div>\n\n <div class=\"callout callout-success\">\n <div class=\"callout-icon\">✅<\/div>\n <p><strong>Conseil expert :<\/strong> La licence SGW nécessite une connexion Wi-Fi au moment de l’authentification. Assurez-vous que votre atelier dispose d’une connexion internet stable. Après authentification, certaines opérations peuvent se faire hors ligne.<\/p>\n <\/div>\n\n \n <h2>Comparatif des licences SGW UDIAG — prix et couverture<\/h2>\n\n <p>UDIAG Europe propose trois licences SGW distinctes. Chaque licence couvre un groupe de constructeurs spécifique. Voici le comparatif complet avec les prix promo valables jusqu’au 1er mai 2026.<\/p>\n\n <div class=\"table-scroll\">\n <table>\n <thead>\n <tr>\n <th>Licence<\/th>\n <th>Marques couvertes<\/th>\n <th>Durée \/ Utilisations<\/th>\n <th>Prix normal<\/th>\n <th>Prix promo HT<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td>SGW FCA\/Stellantis<\/td>\n <td>Fiat, Alfa Romeo, Jeep, Chrysler, Dodge, Ram, Lancia, Maserati<\/td>\n <td>1 an illimité<\/td>\n <td style=\"text-decoration:line-through;color:var(--udiag-text-muted);\">299€<\/td>\n <td class=\"check-yes\"><strong>225€ HT<\/strong><\/td>\n <\/tr>\n <tr>\n <td>SGW Mercedes-Benz<\/td>\n <td>Mercedes-Benz (toutes gammes), Smart<\/td>\n <td>1 an illimité<\/td>\n <td style=\"text-decoration:line-through;color:var(--udiag-text-muted);\">159€<\/td>\n <td class=\"check-yes\"><strong>117€ HT<\/strong><\/td>\n <\/tr>\n <tr>\n <td>SGW Renault 10<\/td>\n <td>Renault, Dacia<\/td>\n <td>10 utilisations<\/td>\n <td style=\"text-decoration:line-through;color:var(--udiag-text-muted);\">319€<\/td>\n <td class=\"check-yes\"><strong>237€ HT<\/strong><\/td>\n <\/tr>\n <tr>\n <td>SGW Renault 20<\/td>\n <td>Renault, Dacia<\/td>\n <td>20 utilisations<\/td>\n <td style=\"text-decoration:line-through;color:var(--udiag-text-muted);\">539€<\/td>\n <td class=\"check-yes\"><strong>450€ HT<\/strong><\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n\n <div class=\"callout callout-warning\">\n <div class=\"callout-icon\">⚠️<\/div>\n <p><strong>Important :<\/strong> Les licences SGW sont des produits numériques. Le paiement en plusieurs fois (ALMA) n’est pas disponible sur ces produits. Paiement par carte (Stripe) ou PayPal uniquement.<\/p>\n <\/div>\n\n <h3>Quelle licence choisir selon votre clientèle<\/h3>\n\n <p>Si vous travaillez principalement sur le parc français, commencez par la <strong>licence SGW FCA à 225€ HT<\/strong> — les Fiat Ducato, 500X, Tipo et Jeep Renegade\/Compass représentent une part importante du parc utilitaire et VP en France.<\/p>\n\n <p>La <strong>licence Mercedes à 117€ HT<\/strong> est la moins chère et couvre l’intégralité de la gamme Mercedes-Benz. Si vous avez même 2-3 Mercedes par mois, elle est rentabilisée en un seul diagnostic.<\/p>\n\n <p>Pour Renault\/Dacia, le choix entre <strong>10 utilisations (237€ HT)<\/strong> et <strong>20 utilisations (450€ HT)<\/strong> dépend de votre volume. Au-delà de 13 interventions Renault par an, la licence 20 utilisations est plus rentable.<\/p>\n\n \n <article class=\"cta-product\">\n <span class=\"cta-product-badge\">Dès 117€ HT<\/span>\n <div>\n <div class=\"cta-product-label\">Licences SGW UDIAG — Débloquez votre outil<\/div>\n <div class=\"cta-product-name\">Licences Security Gateway<\/div>\n <div class=\"cta-product-desc\">Accès complet en écriture sur les véhicules Stellantis, Mercedes-Benz et Renault\/Dacia. Compatible X-95 PRO et X-60. Activation sous 24h.<\/div>\n <div class=\"cta-product-features\">\n <span class=\"cta-feature-tag\">FCA\/Maserati — 225€ HT<\/span>\n <span class=\"cta-feature-tag\">Mercedes — 117€ HT<\/span>\n <span class=\"cta-feature-tag\">Renault 10 — 237€ HT<\/span>\n <span class=\"cta-feature-tag\">Activation 24h<\/span>\n <\/div>\n <\/div>\n <div class=\"cta-actions\">\n <div class=\"cta-price\">\n <span class=\"cta-price-amount\">à partir de 117€<\/span>\n <span class=\"cta-price-ht\">HT — produit numérique<\/span>\n <\/div>\n <a href=\"\/produits\/\" class=\"btn-primary\">\n <svg width=\"16\" height=\"16\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><circle cx=\"9\" cy=\"21\" r=\"1\"\/><circle cx=\"20\" cy=\"21\" r=\"1\"\/><path d=\"M1 1h4l2.68 13.39a2 2 0 002 1.61h9.72a2 2 0 002-1.61L23 6H6\"\/><\/svg>\n Voir les licences SGW\n <\/a>\n <a href=\"\/produit\/outil-diagnostic-auto-professionnel-x95-pro\/\" class=\"btn-secondary\">X-95 PRO compatible →<\/a>\n <\/div>\n <\/article>\n\n \n <img decoding=\"async\" class=\"article-img\" src=\"https:\/\/www.udiag.eu\/wp-content\/uploads\/2026\/04\/comparatif-licences-sgw-udiag-fca-mercedes-renault-scaled.png\" alt=\"comparatif licences SGW UDIAG prix FCA Mercedes Renault 2026\" width=\"1200\" height=\"630\" loading=\"lazy\">\n <p class=\"article-img-caption\">Comparatif des licences SGW UDIAG — FCA, Mercedes-Benz, Renault\/Dacia<\/p>\n\n \n <h2>Les erreurs fréquentes face à la Security Gateway<\/h2>\n\n <p>Depuis que les passerelles SGW se généralisent, nous recevons les mêmes questions en support technique. Voici les 3 erreurs les plus courantes.<\/p>\n\n <h3>Erreur 1 : « Mon outil est défectueux »<\/h3>\n <p>Non. Si votre outil lit correctement les codes mais refuse d’effacer ou de programmer, c’est la SGW qui bloque — pas un défaut matériel. Vérifiez si le véhicule est concerné par la liste ci-dessus avant de contacter le SAV.<\/p>\n\n <h3>Erreur 2 : « Un bypass gratuit suffit »<\/h3>\n <p>Certains forums proposent des « bypass SGW » non officiels. Ces méthodes sont risquées : elles peuvent endommager les calculateurs, annuler la garantie constructeur du véhicule, et sont potentiellement illégales. La licence officielle coûte 117€ HT — le prix de 1,5 diagnostic. L’investissement est rentabilisé immédiatement.<\/p>\n\n <h3>Erreur 3 : « La SGW concerne tous les constructeurs »<\/h3>\n <p>Non. En 2026, seuls FCA\/Stellantis, Mercedes-Benz et Renault\/Dacia imposent une passerelle SGW nécessitant une licence payante. Les véhicules BMW, VAG (Volkswagen, Audi, SEAT, Skoda), Toyota, Hyundai\/Kia et la plupart des autres marques ne sont pas concernés.<\/p>\n\n <div class=\"callout callout-warning\">\n <div class=\"callout-icon\">⚠️<\/div>\n <p><strong>MG\/SAIC :<\/strong> Les véhicules MG (SAIC) ne sont PAS couverts par les licences SGW UDIAG. Cette marque utilise un système de sécurité différent.<\/p>\n <\/div>\n\n \n <h2>Quel outil UDIAG pour les licences SGW<\/h2>\n\n <p>Les licences SGW UDIAG sont compatibles avec le <a href=\"\/produit\/outil-diagnostic-auto-professionnel-x95-pro\/\">X-95 PRO<\/a> et le X-60. Le X-30 dispose de 3 bypass VAG gratuits mais n’est pas compatible avec les licences SGW complètes.<\/p>\n\n <div class=\"table-scroll\">\n <table>\n <thead>\n <tr>\n <th>Outil UDIAG<\/th>\n <th>SGW FCA<\/th>\n <th>SGW Mercedes<\/th>\n <th>SGW Renault<\/th>\n <th>Bypass VAG<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td>X-95 PRO (1 450€ HT)<\/td>\n <td class=\"check-yes\">✅<\/td>\n <td class=\"check-yes\">✅<\/td>\n <td class=\"check-yes\">✅<\/td>\n <td class=\"check-yes\">✅ 3 gratuits<\/td>\n <\/tr>\n <tr>\n <td>X-60 (655€ HT)<\/td>\n <td class=\"check-yes\">✅<\/td>\n <td class=\"check-yes\">✅<\/td>\n <td class=\"check-yes\">✅<\/td>\n <td class=\"check-yes\">✅ 3 gratuits<\/td>\n <\/tr>\n <tr>\n <td>X-50 (519€ HT)<\/td>\n <td class=\"check-no\">❌<\/td>\n <td class=\"check-no\">❌<\/td>\n <td class=\"check-no\">❌<\/td>\n <td class=\"check-no\">❌<\/td>\n <\/tr>\n <tr>\n <td>X-30 (328€ HT)<\/td>\n <td class=\"check-no\">❌<\/td>\n <td class=\"check-no\">❌<\/td>\n <td class=\"check-no\">❌<\/td>\n <td class=\"check-yes\">✅ 3 gratuits<\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n\n <div class=\"internal-link-box\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M10 13a5 5 0 007.54.54l3-3a5 5 0 00-7.07-7.07l-1.72 1.71\"\/><path d=\"M14 11a5 5 0 00-7.54-.54l-3 3a5 5 0 007.07 7.07l1.71-1.71\"\/><\/svg>\n <p>Besoin d’un outil compatible SGW ? Le <a href=\"\/produit\/outil-diagnostic-auto-professionnel-x95-pro\/\">X-95 PRO à 1 450€ HT<\/a> est la plateforme modulaire complète. Le <a href=\"\/produit\/valise-diagnostic-multimarque-x50\/\">X-60 à 655€ HT<\/a> est l’alternative compact pour les budgets serrés.<\/p>\n <\/div>\n\n \n <div class=\"reassurance-strip\">\n <div class=\"reassurance-item\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z\"\/><\/svg>\n Garantie 2 ans incluse\n <\/div>\n <div class=\"reassurance-item\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M22 16.92v3a2 2 0 01-2.18 2 19.79 19.79 0 01-8.63-3.07A19.5 19.5 0 013.07 9.81a19.79 19.79 0 01-3.07-8.63A2 2 0 012 1h3a2 2 0 012 1.72c.127.96.361 1.903.7 2.81a2 2 0 01-.45 2.11L6.91 8.69a16 16 0 006.4 6.4l1.07-1.34a2 2 0 012.11-.45c.907.339 1.85.573 2.81.7A2 2 0 0122 16.92z\"\/><\/svg>\n Support technique FR\n <\/div>\n <div class=\"reassurance-item\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M21 15a2 2 0 01-2 2H7l-4 4V5a2 2 0 012-2h14a2 2 0 012 2z\"\/><\/svg>\n WhatsApp réactif\n <\/div>\n <div class=\"reassurance-item\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M22 11.08V12a10 10 0 11-5.93-9.14\"\/><polyline points=\"22 4 12 14.01 9 11.01\"\/><\/svg>\n Activation sous 24h\n <\/div>\n <div class=\"reassurance-item\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><rect x=\"1\" y=\"4\" width=\"22\" height=\"16\" rx=\"2\"\/><line x1=\"1\" y1=\"10\" x2=\"23\" y2=\"10\"\/><\/svg>\n Paiement Stripe \/ PayPal\n <\/div>\n <\/div>\n\n \n <div class=\"verdict-block\">\n <div class=\"verdict-label\">🎯 Verdict<\/div>\n <div class=\"verdict-title\">La SGW n’est pas un problème — c’est un investissement<\/div>\n <p><strong>1.<\/strong> La Security Gateway bloque l’écriture OBD sur les véhicules FCA\/Stellantis (depuis 2017), Mercedes-Benz (depuis 2018) et Renault\/Dacia (depuis 2020).<\/p>\n <p><strong>2.<\/strong> Les licences SGW UDIAG démarrent à 117€ HT (Mercedes) — rentabilisées en un seul diagnostic.<\/p>\n <p><strong>3.<\/strong> Compatibles X-95 PRO et X-60. Activation sous 24h. Support technique 100% en français.<\/p>\n <p>UDIAG Europe est le distributeur officiel exclusif pour l’Europe. Ne refusez plus de véhicules. Débloquez votre outil.<\/p>\n <\/div>\n\n \n <h2>Questions fréquentes sur la Security Gateway<\/h2>\n\n <section class=\"faq-section\">\n\n <div class=\"faq-item\">\n <button class=\"faq-question\" aria-expanded=\"false\">\n Qu’est-ce qu’une Security Gateway (SGW) en diagnostic automobile ?\n <div class=\"faq-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\"><polyline points=\"6 9 12 15 18 9\"\/><\/svg><\/div>\n <\/button>\n <div class=\"faq-answer\"><div class=\"faq-answer-inner\">\n <p>Une Security Gateway est un module électronique qui filtre les communications entre la prise OBD et les calculateurs du véhicule. Elle empêche les outils non autorisés d’écrire dans les ECU. Présente sur Stellantis (FCA), Mercedes-Benz et Renault\/Dacia depuis 2017-2020.<\/p>\n <\/div><\/div>\n <\/div>\n\n <div class=\"faq-item\">\n <button class=\"faq-question\" aria-expanded=\"false\">\n Combien coûte une licence SGW pour un outil UDIAG ?\n <div class=\"faq-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\"><polyline points=\"6 9 12 15 18 9\"\/><\/svg><\/div>\n <\/button>\n <div class=\"faq-answer\"><div class=\"faq-answer-inner\">\n <p>Les licences SGW UDIAG démarrent à <strong>117€ HT<\/strong> (Mercedes, 1 an illimité). Licence FCA\/Maserati : 225€ HT\/an. Licence Renault : à partir de 237€ HT (10 utilisations). Toutes compatibles <a href=\"\/produit\/outil-diagnostic-auto-professionnel-x95-pro\/\">X-95 PRO<\/a> et X-60.<\/p>\n <\/div><\/div>\n <\/div>\n\n <div class=\"faq-item\">\n <button class=\"faq-question\" aria-expanded=\"false\">\n Mon outil diagnostic peut-il lire sans licence SGW ?\n <div class=\"faq-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\"><polyline points=\"6 9 12 15 18 9\"\/><\/svg><\/div>\n <\/button>\n <div class=\"faq-answer\"><div class=\"faq-answer-inner\">\n <p>Oui, la <strong>lecture des codes défaut (DTC) reste possible<\/strong> sans licence SGW sur la plupart des véhicules. C’est l’écriture qui est bloquée : effacement de codes, programmation, codage, réinitialisations de service.<\/p>\n <\/div><\/div>\n <\/div>\n\n <div class=\"faq-item\">\n <button class=\"faq-question\" aria-expanded=\"false\">\n La licence SGW FCA couvre-t-elle Maserati ?\n <div class=\"faq-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\"><polyline points=\"6 9 12 15 18 9\"\/><\/svg><\/div>\n <\/button>\n <div class=\"faq-answer\"><div class=\"faq-answer-inner\">\n <p><strong>Oui.<\/strong> La licence SGW FCA\/Stellantis à 225€ HT\/an couvre Fiat, Alfa Romeo, Jeep, Chrysler, Dodge, Ram, Lancia et Maserati. Activation sous 24h.<\/p>\n <\/div><\/div>\n <\/div>\n\n <div class=\"faq-item\">\n <button class=\"faq-question\" aria-expanded=\"false\">\n Quels outils UDIAG sont compatibles avec les licences SGW ?\n <div class=\"faq-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\"><polyline points=\"6 9 12 15 18 9\"\/><\/svg><\/div>\n <\/button>\n <div class=\"faq-answer\"><div class=\"faq-answer-inner\">\n <p>Le <strong>X-95 PRO et le X-60<\/strong> sont compatibles avec toutes les licences SGW (FCA, Mercedes, Renault). Le <a href=\"\/produit\/valise-diagnostic-auto-professionnelle-x30\/\">X-30<\/a> dispose de 3 bypass VAG gratuits mais ne supporte pas les licences SGW complètes.<\/p>\n <\/div><\/div>\n <\/div>\n\n <div class=\"faq-item\">\n <button class=\"faq-question\" aria-expanded=\"false\">\n La SGW concerne-t-elle les véhicules MG ou SAIC ?\n <div class=\"faq-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\"><polyline points=\"6 9 12 15 18 9\"\/><\/svg><\/div>\n <\/button>\n <div class=\"faq-answer\"><div class=\"faq-answer-inner\">\n <p><strong>Non.<\/strong> Les licences SGW UDIAG couvrent uniquement FCA\/Maserati (Stellantis), Mercedes-Benz et Renault\/Dacia. Les véhicules MG\/SAIC ne sont pas concernés par ce système.<\/p>\n <\/div><\/div>\n <\/div>\n\n <\/section>\n\n \n <div class=\"final-cta\">\n <h2>Débloquez votre outil diagnostic<\/h2>\n <p>Licences SGW dès 117€ HT. Compatible X-95 PRO et X-60. Activation sous 24h. Prix promo jusqu’au 1er mai 2026.<\/p>\n <div class=\"btn-group\">\n <a href=\"\/produits\/\" class=\"btn-white\">\n <svg width=\"16\" height=\"16\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><rect x=\"3\" y=\"11\" width=\"18\" height=\"11\" rx=\"2\"\/><path d=\"M7 11V7a5 5 0 0110 0v4\"\/><\/svg>\n Voir les licences SGW\n <\/a>\n <a href=\"\/produit\/outil-diagnostic-auto-professionnel-x95-pro\/\" class=\"btn-ghost\">\n X-95 PRO — 1 450€ HT →\n <\/a>\n <\/div>\n <div class=\"final-cta-reassurance\">\n <span>🛡️ Garantie 2 ans<\/span>\n <span>🇫🇷 Support français<\/span>\n <span>⚡ Activation 24h<\/span>\n <span>💳 Stripe + PayPal<\/span>\n <\/div>\n <\/div>\n\n <\/div>\n<\/main>\n\n\n<script>\ndocument.querySelectorAll('.faq-question').forEach(function(btn){\n btn.addEventListener('click',function(){\n var item=this.closest('.faq-item');\n var isOpen=item.classList.contains('open');\n document.querySelectorAll('.faq-item.open').forEach(function(i){i.classList.remove('open');});\n if(!isOpen) item.classList.add('open');\n this.setAttribute('aria-expanded',!isOpen);\n });\n});\n<\/script>\n\n<\/body>\n<\/html>\n","protected":false},"excerpt":{"rendered":"<p>Security Gateway (SGW) : Pourquoi Votre Outil Bloque | UDIAG Cet article explique ce qu’est…<\/p>","protected":false},"author":1,"featured_media":2404,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false,"_members_access_role":[],"_members_access_error":""},"categories":[86],"tags":[],"post_folder":[],"class_list":["post-2402","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guides-tutoriels"],"taxonomy_info":{"category":[{"value":86,"label":"Guides & Tutoriels"}]},"featured_image_src_large":["https:\/\/www.udiag.eu\/wp-content\/uploads\/2026\/04\/security-gateway-sgw-diagnostic-automobile-guide-1024x572.png",1024,572,true],"author_info":{"display_name":"amartelo","author_link":"https:\/\/www.udiag.eu\/sk\/author\/amartelo\/"},"comment_info":0,"category_info":[{"term_id":86,"name":"Guides & Tutoriels","slug":"guides-tutoriels","term_group":0,"term_taxonomy_id":86,"taxonomy":"category","description":"Guides d'utilisation des outils UDIAG","parent":0,"count":6,"filter":"raw","cat_ID":86,"category_count":6,"category_description":"Guides d'utilisation des outils UDIAG","cat_name":"Guides & Tutoriels","category_nicename":"guides-tutoriels","category_parent":0}],"tag_info":false,"jetpack_featured_media_url":"https:\/\/www.udiag.eu\/wp-content\/uploads\/2026\/04\/security-gateway-sgw-diagnostic-automobile-guide-scaled.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/posts\/2402","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/comments?post=2402"}],"version-history":[{"count":2,"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/posts\/2402\/revisions"}],"predecessor-version":[{"id":2497,"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/posts\/2402\/revisions\/2497"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/media\/2404"}],"wp:attachment":[{"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/media?parent=2402"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/categories?post=2402"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/tags?post=2402"},{"taxonomy":"post_folder","embeddable":true,"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/post_folder?post=2402"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

{"id":2402,"date":"2026-04-02T10:43:23","date_gmt":"2026-04-02T08:43:23","guid":{"rendered":"https:\/\/www.udiag.eu\/?p=2402"},"modified":"2026-04-13T17:00:42","modified_gmt":"2026-04-13T15:00:42","slug":"security-gateway-diagnostic","status":"publish","type":"post","link":"https:\/\/www.udiag.eu\/sk\/security-gateway-diagnostic\/","title":{"rendered":"Security Gateway (SGW) :pourquoi votre outil bloque et comment le r\u00e9soudre"},"content":{"rendered":"\n\n\n\n \n \n\n \n Security Gateway (SGW) : Pourquoi Votre Outil Bloque | UDIAG<\/title>\n <meta name=\"description\" content=\"Guide complet Security Gateway (SGW) 2026. Pourquoi votre outil diagnostic bloque sur Stellantis, Mercedes, Renault. Licences SGW dès 117€ HT. Solution UDIAG.\">\n <link rel=\"canonical\" href=\"https:\/\/udiag.eu\/blog\/security-gateway-diagnostic\/\">\n\n \n <meta property=\"og:title\" content=\"Security Gateway (SGW) : Pourquoi Votre Outil Bloque | UDIAG\">\n <meta property=\"og:description\" content=\"Guide complet passerelle SGW. Pourquoi votre outil bloque sur FCA, Mercedes, Renault et comment le résoudre avec les licences UDIAG.\">\n <meta property=\"og:type\" content=\"article\">\n <meta property=\"og:url\" content=\"https:\/\/udiag.eu\/blog\/security-gateway-diagnostic\/\">\n <meta property=\"og:site_name\" content=\"UDIAG Europe\">\n\n \n <script type=\"application\/ld+json\">\n {\n \"@context\": \"https:\/\/schema.org\",\n \"@type\": \"BlogPosting\",\n \"headline\": \"Security Gateway (SGW) Diagnostic : Pourquoi Votre Outil Bloque et Comment Résoudre\",\n \"description\": \"Guide complet Security Gateway (SGW) 2026. Pourquoi votre outil diagnostic bloque sur Stellantis, Mercedes, Renault. Licences SGW dès 117 EUR HT.\",\n \"image\": \"https:\/\/www.udiag.eu\/wp-content\/uploads\/2026\/04\/security-gateway-sgw-diagnostic-automobile-guide-scaled.png\",\n \"author\": { \"@type\": \"Organization\", \"name\": \"UDIAG Europe\", \"url\": \"https:\/\/www.udiag.eu\" },\n \"publisher\": {\n \"@type\": \"Organization\",\n \"name\": \"UDIAG Europe\",\n \"url\": \"https:\/\/www.udiag.eu\",\n \"logo\": { \"@type\": \"ImageObject\", \"url\": \"https:\/\/udiag.eu\/wp-content\/uploads\/2026\/02\/Piramide-logo-.png\" }\n },\n \"datePublished\": \"2026-04-01\",\n \"dateModified\": \"2026-04-01\",\n \"mainEntityOfPage\": { \"@type\": \"WebPage\", \"@id\": \"https:\/\/udiag.eu\/blog\/security-gateway-diagnostic\/\" },\n \"keywords\": \"security gateway diagnostic, passerelle SGW, licence SGW FCA, SGW Mercedes, SGW Renault, outil diagnostic bloqué\",\n \"articleSection\": \"Diagnostic automobile\",\n \"inLanguage\": \"fr-FR\",\n \"about\": { \"@type\": \"Thing\", \"name\": \"Security Gateway automobile\" }\n }\n <\/script>\n\n \n <script type=\"application\/ld+json\">\n {\n \"@context\": \"https:\/\/schema.org\",\n \"@type\": \"FAQPage\",\n \"mainEntity\": [\n {\n \"@type\": \"Question\",\n \"name\": \"Qu'est-ce qu'une Security Gateway (SGW) en diagnostic automobile ?\",\n \"acceptedAnswer\": { \"@type\": \"Answer\", \"text\": \"Une Security Gateway est un module électronique qui filtre les communications entre la prise OBD et les calculateurs du véhicule. Elle empêche les outils non autorisés d'écrire dans les ECU. Présente sur Stellantis (FCA), Mercedes-Benz et Renault\/Dacia depuis 2017-2020.\" }\n },\n {\n \"@type\": \"Question\",\n \"name\": \"Combien coûte une licence SGW pour un outil UDIAG ?\",\n \"acceptedAnswer\": { \"@type\": \"Answer\", \"text\": \"Les licences SGW UDIAG démarrent à 117 EUR HT (Mercedes, 1 an). Licence FCA\/Maserati : 225 EUR HT\/an. Licence Renault : à partir de 237 EUR HT (10 utilisations). Toutes compatibles X-95 PRO et X-60.\" }\n },\n {\n \"@type\": \"Question\",\n \"name\": \"Mon outil diagnostic peut-il lire sans licence SGW ?\",\n \"acceptedAnswer\": { \"@type\": \"Answer\", \"text\": \"Oui, la lecture des codes défaut (DTC) reste possible sans licence SGW sur la plupart des véhicules. C'est l'écriture qui est bloquée : effacement de codes, programmation, codage, réinitialisations de service.\" }\n },\n {\n \"@type\": \"Question\",\n \"name\": \"La licence SGW FCA couvre-t-elle Maserati ?\",\n \"acceptedAnswer\": { \"@type\": \"Answer\", \"text\": \"Oui. La licence SGW FCA\/Stellantis à 225 EUR HT\/an couvre Fiat, Alfa Romeo, Jeep, Chrysler, Dodge, Ram, Lancia et Maserati. Activation sous 24h.\" }\n },\n {\n \"@type\": \"Question\",\n \"name\": \"Quels outils UDIAG sont compatibles avec les licences SGW ?\",\n \"acceptedAnswer\": { \"@type\": \"Answer\", \"text\": \"Le X-95 PRO et le X-60 sont compatibles avec toutes les licences SGW (FCA, Mercedes, Renault). Le X-30 dispose de 3 bypass VAG gratuits mais ne supporte pas les licences SGW complètes.\" }\n },\n {\n \"@type\": \"Question\",\n \"name\": \"La SGW concerne-t-elle les véhicules MG ou SAIC ?\",\n \"acceptedAnswer\": { \"@type\": \"Answer\", \"text\": \"Non. 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color: var(--udiag-text-muted); max-width: 700px; border-left: 3px solid var(--udiag-blue-light); padding-left: 16px; }\n .article-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }\n .badge { display: inline-flex; align-items: center; gap: 6px; background: var(--udiag-bg-card); border: 1px solid var(--udiag-border); border-radius: 50px; padding: 5px 14px; font-size: 0.8rem; color: var(--udiag-text-muted); }\n .badge svg { width: 13px; height: 13px; }\n\n .article-body { padding: 56px 0 80px; }\n .article-body h2 { font-family: var(--font-heading); font-size: clamp(1.35rem, 3vw, 1.85rem); font-weight: 800; color: #fff; margin: 52px 0 20px; padding-left: 16px; border-left: 4px solid var(--udiag-blue-light); line-height: 1.3; }\n .article-body h3 { font-family: var(--font-heading); font-size: 1.2rem; font-weight: 700; color: var(--udiag-accent); margin: 36px 0 14px; }\n .article-body p { margin-bottom: 20px; color: var(--udiag-text); line-height: 1.8; }\n .article-body strong { color: #fff; 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display: inline; }\n .tooltip-term { color: var(--udiag-accent); border-bottom: 1px dashed var(--udiag-accent); cursor: help; font-weight: 600; }\n .tooltip-box { position: absolute; bottom: calc(100% + 8px); left: 50%; transform: translateX(-50%); background: #1A2235; border: 1px solid var(--udiag-border); border-radius: var(--radius-sm); padding: 10px 14px; width: 280px; font-size: 0.82rem; color: var(--udiag-text); line-height: 1.5; z-index: 100; box-shadow: var(--shadow-hover); pointer-events: none; opacity: 0; visibility: hidden; transition: opacity 0.2s, visibility 0.2s; text-align: left; }\n .tooltip-box::after { content: ''; position: absolute; top: 100%; left: 50%; transform: translateX(-50%); border: 6px solid transparent; border-top-color: #1A2235; }\n .tooltip-wrap:hover .tooltip-box, .tooltip-wrap:focus-within .tooltip-box { opacity: 1; visibility: visible; }\n\n .table-scroll { overflow-x: auto; margin: 28px 0; border-radius: var(--radius); border: 1px solid var(--udiag-border); }\n table { width: 100%; border-collapse: collapse; font-size: 0.9rem; min-width: 480px; }\n thead th { background: rgba(43,53,184,0.25); color: #fff; font-family: var(--font-heading); font-weight: 700; font-size: 0.8rem; letter-spacing: 0.04em; text-transform: uppercase; padding: 14px 16px; text-align: left; border-bottom: 1px solid var(--udiag-border); white-space: nowrap; }\n tbody tr { border-bottom: 1px solid rgba(255,255,255,0.04); transition: background 0.15s; }\n tbody tr:last-child { border-bottom: none; }\n tbody tr:hover { background: rgba(74,90,255,0.06); }\n tbody td { padding: 13px 16px; color: var(--udiag-text); vertical-align: middle; }\n tbody td:first-child { font-weight: 600; color: #fff; }\n .check-yes { color: var(--udiag-success); font-weight: 700; }\n .check-no { color: var(--udiag-danger); }\n\n .article-img { width: 100%; max-width: 100%; height: auto; border-radius: var(--radius); margin: 32px 0; border: 1px solid var(--udiag-border); display: block; }\n .article-img-caption { text-align: center; font-size: 0.8rem; color: var(--udiag-text-muted); margin: -20px 0 32px; font-style: italic; }\n\n .stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 16px; margin: 32px 0; }\n .stat-box { background: var(--udiag-bg-card); border: 1px solid var(--udiag-border); border-radius: var(--radius); padding: 24px 20px; text-align: center; }\n .stat-number { font-family: var(--font-heading); font-size: 2rem; font-weight: 800; color: var(--udiag-blue-light); display: block; }\n .stat-label { font-size: 0.82rem; color: var(--udiag-text-muted); margin-top: 6px; }\n\n .callout { border-radius: var(--radius); padding: 20px 24px; margin: 28px 0; display: flex; gap: 16px; align-items: flex-start; }\n .callout-icon { flex-shrink: 0; margin-top: 2px; font-size: 1.3rem; }\n .callout-info { background: rgba(74,90,255,0.1); border: 1px solid rgba(74,90,255,0.3); }\n .callout-warning { background: rgba(245,158,11,0.08); border: 1px solid rgba(245,158,11,0.3); }\n .callout-success { background: rgba(34,197,94,0.08); border: 1px solid rgba(34,197,94,0.3); }\n .callout-danger { background: rgba(239,68,68,0.08); border: 1px solid rgba(239,68,68,0.3); }\n .callout p { margin: 0; font-size: 0.95rem; }\n .callout a { color: var(--udiag-blue-light); font-weight: 600; text-decoration: none; }\n .callout a:hover { text-decoration: underline; }\n\n .internal-link-box { background: rgba(43,53,184,0.1); border: 1px solid rgba(43,53,184,0.3); border-radius: var(--radius-sm); padding: 16px 20px; margin: 24px 0; display: flex; align-items: center; gap: 12px; }\n .internal-link-box svg { width: 20px; height: 20px; color: var(--udiag-blue-light); flex-shrink: 0; }\n .internal-link-box p { margin: 0; font-size: 0.9rem; }\n\n .cta-product { background: linear-gradient(135deg, #0D1830, #111E3A); border: 1px solid rgba(74,90,255,0.4); border-radius: var(--radius); padding: 28px 32px; margin: 40px 0; display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; position: relative; overflow: hidden; }\n .cta-product::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--udiag-blue), var(--udiag-blue-light), var(--udiag-accent)); }\n .cta-product-badge { position: absolute; top: 16px; right: 16px; background: var(--udiag-success); color: #fff; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; padding: 3px 10px; border-radius: 50px; }\n .cta-product-label { display: inline-block; font-family: var(--font-heading); font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--udiag-blue-light); background: rgba(74,90,255,0.15); border: 1px solid rgba(74,90,255,0.3); padding: 3px 10px; border-radius: 50px; margin-bottom: 10px; }\n .cta-product-name { font-family: var(--font-heading); font-size: 1.5rem; font-weight: 800; color: #fff; margin-bottom: 8px; }\n .cta-product-desc { font-size: 0.9rem; color: var(--udiag-text-muted); margin-bottom: 12px; line-height: 1.6; }\n .cta-product-features { display: flex; flex-wrap: wrap; gap: 8px; }\n .cta-feature-tag { background: rgba(43,53,184,0.2); border: 1px solid rgba(43,53,184,0.4); border-radius: 50px; padding: 3px 12px; font-size: 0.78rem; color: var(--udiag-text); }\n .cta-actions { display: flex; flex-direction: column; gap: 10px; min-width: 180px; }\n .cta-price { text-align: center; margin-bottom: 6px; }\n .cta-price-old { font-size: 0.82rem; color: var(--udiag-danger); text-decoration: line-through; display: block; }\n .cta-price-amount { font-family: var(--font-heading); font-size: 1.8rem; font-weight: 800; color: #fff; display: block; line-height: 1.1; }\n .cta-price-ht { font-size: 0.75rem; color: var(--udiag-text-muted); }\n .btn-primary { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: linear-gradient(135deg, var(--udiag-blue), var(--udiag-blue-light)); color: #fff; font-family: var(--font-heading); font-size: 0.9rem; font-weight: 700; text-decoration: none; padding: 13px 20px; border-radius: var(--radius-sm); transition: all 0.2s; text-align: center; }\n .btn-primary:hover { background: linear-gradient(135deg, var(--udiag-blue-light), var(--udiag-accent)); box-shadow: 0 4px 20px rgba(74,90,255,0.4); transform: translateY(-1px); text-decoration: none; }\n .btn-secondary { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: transparent; border: 1px solid rgba(74,90,255,0.5); color: var(--udiag-blue-light); font-family: var(--font-heading); font-size: 0.85rem; font-weight: 600; text-decoration: none; padding: 10px 20px; border-radius: var(--radius-sm); transition: all 0.2s; text-align: center; }\n .btn-secondary:hover { background: rgba(74,90,255,0.1); border-color: var(--udiag-blue-light); text-decoration: none; }\n\n .reassurance-strip { display: flex; flex-wrap: wrap; gap: 12px; background: var(--udiag-bg-card); border: 1px solid var(--udiag-border); border-radius: var(--radius); padding: 20px 24px; margin: 32px 0; }\n .reassurance-item { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; color: var(--udiag-text); }\n .reassurance-item svg { width: 18px; height: 18px; color: var(--udiag-success); flex-shrink: 0; }\n\n .verdict-block { background: linear-gradient(135deg, rgba(43,53,184,0.2), rgba(0,199,255,0.08)); border: 1px solid rgba(74,90,255,0.4); border-radius: var(--radius); padding: 32px; margin: 48px 0; position: relative; overflow: hidden; }\n .verdict-block::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--udiag-blue), var(--udiag-blue-light), var(--udiag-accent)); }\n .verdict-label { font-family: var(--font-heading); font-size: 0.75rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--udiag-accent); margin-bottom: 12px; }\n .verdict-title { font-family: var(--font-heading); font-size: 1.4rem; font-weight: 800; color: #fff; margin-bottom: 16px; }\n .verdict-block p { margin-bottom: 16px; }\n .verdict-block p:last-child { margin-bottom: 0; }\n\n .faq-section { margin: 48px 0; }\n .faq-item { background: var(--udiag-bg-card); border: 1px solid var(--udiag-border); border-radius: var(--radius); margin-bottom: 12px; overflow: hidden; }\n .faq-question { width: 100%; background: none; border: none; padding: 20px 24px; display: flex; justify-content: space-between; align-items: center; gap: 16px; cursor: pointer; text-align: left; color: #fff; font-family: var(--font-heading); font-size: 0.95rem; font-weight: 700; transition: background 0.15s; }\n .faq-question:hover { background: rgba(74,90,255,0.06); }\n .faq-icon { width: 22px; height: 22px; background: rgba(74,90,255,0.2); border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: transform 0.2s, background 0.2s; }\n .faq-icon svg { width: 12px; height: 12px; color: var(--udiag-blue-light); }\n .faq-item.open .faq-icon { transform: rotate(180deg); background: rgba(74,90,255,0.4); }\n .faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }\n .faq-item.open .faq-answer { max-height: 600px; }\n .faq-answer-inner { padding: 16px 24px 24px; color: var(--udiag-text-muted); font-size: 0.92rem; line-height: 1.7; border-top: 1px solid var(--udiag-border); }\n .faq-answer-inner p { margin: 0; color: var(--udiag-text-muted); }\n .faq-answer-inner a { color: var(--udiag-blue-light); font-weight: 600; text-decoration: none; }\n .faq-answer-inner a:hover { text-decoration: underline; }\n\n .final-cta { background: linear-gradient(135deg, var(--udiag-blue-dark), var(--udiag-blue)); border-radius: var(--radius); padding: 48px 40px; margin: 56px 0 0; text-align: center; position: relative; overflow: hidden; }\n .final-cta::before { content: ''; position: absolute; top: -100px; right: -100px; width: 300px; height: 300px; background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 70%); }\n .final-cta h2 { font-family: var(--font-heading); font-size: 1.8rem; font-weight: 800; color: #fff; margin-bottom: 12px; border: none; padding: 0; }\n .final-cta p { color: rgba(255,255,255,0.8); margin-bottom: 28px; font-size: 1rem; }\n .final-cta .btn-group { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }\n .btn-white { background: #fff; color: var(--udiag-blue); font-family: var(--font-heading); font-weight: 700; padding: 14px 28px; border-radius: var(--radius-sm); text-decoration: none; font-size: 0.95rem; transition: all 0.2s; display: inline-flex; align-items: center; gap: 8px; }\n .btn-white:hover { background: rgba(255,255,255,0.9); transform: translateY(-1px); text-decoration: none; }\n .btn-ghost { background: rgba(255,255,255,0.1); color: #fff; border: 1px solid rgba(255,255,255,0.3); font-family: var(--font-heading); font-weight: 600; padding: 14px 28px; border-radius: var(--radius-sm); text-decoration: none; font-size: 0.95rem; transition: all 0.2s; display: inline-flex; align-items: center; gap: 8px; }\n .btn-ghost:hover { background: rgba(255,255,255,0.15); text-decoration: none; }\n .final-cta-reassurance { display: flex; justify-content: center; flex-wrap: wrap; gap: 20px; margin-top: 24px; }\n .final-cta-reassurance span { color: rgba(255,255,255,0.7); font-size: 0.82rem; display: flex; align-items: center; gap: 6px; }\n\n \/* Steps *\/\n .steps-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 16px; margin: 32px 0; }\n .step-card { background: var(--udiag-bg-card); border: 1px solid var(--udiag-border); border-radius: var(--radius); padding: 24px; position: relative; }\n .step-number { font-family: var(--font-heading); font-size: 2.5rem; font-weight: 800; color: rgba(74,90,255,0.15); position: absolute; top: 12px; right: 16px; line-height: 1; }\n .step-title { font-family: var(--font-heading); font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: 8px; }\n .step-desc { font-size: 0.88rem; color: var(--udiag-text-muted); line-height: 1.5; }\n\n @media (max-width: 680px) {\n .cta-product { grid-template-columns: 1fr; }\n .cta-actions { flex-direction: row; flex-wrap: wrap; min-width: 0; }\n .final-cta { padding: 36px 24px; }\n .final-cta h2 { font-size: 1.4rem; }\n .stat-grid { grid-template-columns: repeat(2, 1fr); }\n }\n\n ::-webkit-scrollbar { width: 6px; height: 6px; }\n ::-webkit-scrollbar-track { background: var(--udiag-bg-dark); }\n ::-webkit-scrollbar-thumb { background: var(--udiag-border); border-radius: 3px; }\n <\/style>\n<\/head>\n<body>\n\n\n<div class=\"udiag-aeo-overview\">Cet article explique ce qu’est une Security Gateway (SGW) en diagnostic automobile, pourquoi elle bloque les outils indépendants sur les véhicules Stellantis (FCA), Mercedes-Benz et Renault\/Dacia, et comment résoudre le problème avec les licences SGW UDIAG dès 117€ HT. UDIAG Europe est le distributeur officiel exclusif pour l’Europe, avec garantie 2 ans et support technique 100% en français. Article publié par UDIAG Europe, distributeur officiel — udiag.eu<\/div>\n\n\n<header class=\"article-hero\">\n <div class=\"blog-wrapper\">\n\n <div class=\"article-category\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z\"\/><\/svg>\n Guides & Tutoriels\n <\/div>\n\n <h1 class=\"article-title\">\n Security Gateway (SGW) :<br><span>pourquoi votre outil bloque<\/span><br>et comment le résoudre\n <\/h1>\n\n <div class=\"article-meta\">\n <div class=\"article-meta-item\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><rect x=\"3\" y=\"4\" width=\"18\" height=\"18\" rx=\"2\"\/><line x1=\"16\" y1=\"2\" x2=\"16\" y2=\"6\"\/><line x1=\"8\" y1=\"2\" x2=\"8\" y2=\"6\"\/><line x1=\"3\" y1=\"10\" x2=\"21\" y2=\"10\"\/><\/svg>\n 1 avril 2026\n <\/div>\n <div class=\"article-meta-item\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M20 21v-2a4 4 0 00-4-4H8a4 4 0 00-4 4v2\"\/><circle cx=\"12\" cy=\"7\" r=\"4\"\/><\/svg>\n UDIAG Europe\n <\/div>\n <div class=\"article-meta-item\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><circle cx=\"12\" cy=\"12\" r=\"10\"\/><polyline points=\"12 6 12 12 16 14\"\/><\/svg>\n ~9 min de lecture\n <\/div>\n <\/div>\n\n <p class=\"article-excerpt\">\n Votre outil lit les codes défaut mais refuse d’effacer, de programmer ou de réinitialiser ? Depuis 2017, les constructeurs ont déployé des passerelles de security gateway diagnostic (SGW) qui bloquent l’écriture OBD aux outils non autorisés. Ce guide vous explique exactement ce qui se passe, quelles marques sont concernées, et comment débloquer votre outil pour moins de 120€.\n <\/p>\n\n <div class=\"article-badges\">\n <span class=\"badge\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><rect x=\"3\" y=\"11\" width=\"18\" height=\"11\" rx=\"2\"\/><path d=\"M7 11V7a5 5 0 0110 0v4\"\/><\/svg>\n SGW expliqué simplement\n <\/span>\n <span class=\"badge\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><line x1=\"12\" y1=\"1\" x2=\"12\" y2=\"23\"\/><path d=\"M17 5H9.5a3.5 3.5 0 000 7h5a3.5 3.5 0 010 7H6\"\/><\/svg>\n Licences dès 117€ HT\n <\/span>\n <span class=\"badge\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M22 11.08V12a10 10 0 11-5.93-9.14\"\/><polyline points=\"22 4 12 14.01 9 11.01\"\/><\/svg>\n FCA · Mercedes · Renault\n <\/span>\n <\/div>\n\n <\/div>\n<\/header>\n\n\n<main class=\"article-body\">\n <div class=\"blog-wrapper\">\n\n \n <div class=\"intro-highlight\">\n <p>Vous branchez votre valise diagnostic sur une Fiat 500X de 2019, un Mercedes GLC de 2021 ou un Renault Captur de 2020. La lecture fonctionne. Mais quand vous tentez d’effacer un code, de coder un injecteur ou de réinitialiser un service — rien. L’outil affiche « accès refusé ». Le problème n’est pas votre outil. C’est la <strong>Security Gateway<\/strong>. Et sans la bonne licence, votre atelier est bloqué.<\/p>\n <\/div>\n\n <div class=\"internal-link-box\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M10 13a5 5 0 007.54.54l3-3a5 5 0 00-7.07-7.07l-1.72 1.71\"\/><path d=\"M14 11a5 5 0 00-7.54-.54l-3 3a5 5 0 007.07 7.07l1.71-1.71\"\/><\/svg>\n <p>Nouveau ici ? Lisez d’abord notre <a href=\"\/blog\/valise-diagnostic-professionnelle\/\">guide comparatif des valises diagnostic professionnelles 2026<\/a> pour comprendre quel outil choisir.<\/p>\n <\/div>\n\n \n <img decoding=\"async\" class=\"article-img\" src=\"https:\/\/www.udiag.eu\/wp-content\/uploads\/2026\/04\/security-gateway-sgw-diagnostic-automobile-guide-scaled.png\" alt=\"security gateway SGW diagnostic automobile passerelle securite UDIAG\" width=\"1200\" height=\"630\" loading=\"eager\" fetchpriority=\"high\">\n <p class=\"article-img-caption\">Security Gateway (SGW) — La passerelle qui bloque votre outil diagnostic<\/p>\n\n \n <h2>Qu’est-ce qu’une Security Gateway en diagnostic automobile<\/h2>\n\n <p>Une <strong>Security Gateway Diagnostic<\/strong> (SGW) est un module électronique placé entre la prise OBD-II de votre véhicule et les calculateurs internes (ECU). Elle agit comme un pare-feu : elle laisse passer la lecture (codes défaut, données live) mais bloque toute tentative d’écriture — effacement, programmation, codage, calibration — aux outils qui ne sont pas autorisés.<\/p>\n\n <p>Pourquoi les constructeurs l’ont-ils déployée ? La réponse est simple : <strong>cybersécurité<\/strong>. Après plusieurs démonstrations de piratage de véhicules via la prise OBD (notamment le fameux <a href=\"https:\/\/www.wired.com\/2015\/07\/hackers-remotely-kill-jeep-highway\/\" target=\"_blank\" rel=\"nofollow noopener\">hack d’un Jeep Cherokee en 2015<\/a>), les constructeurs ont verrouillé l’accès. La norme <a href=\"https:\/\/www.iso.org\/standard\/70697.html\" target=\"_blank\" rel=\"nofollow noopener\">ISO\/SAE 21434<\/a> impose désormais des exigences de cybersécurité pour tous les véhicules neufs.<\/p>\n\n <div class=\"callout callout-info\">\n <div class=\"callout-icon\">💡<\/div>\n <p><strong>À retenir :<\/strong> La Security Gateway ne bloque pas la lecture des codes défaut. Elle bloque l’écriture : effacement, programmation ECU, codage, réinitialisations de service. C’est l’écriture qui nécessite une licence.<\/p>\n <\/div>\n\n \n <h2>Quelles marques utilisent la Security Gateway en 2026<\/h2>\n\n <p>Trois groupes de constructeurs imposent une passerelle SGW sur leurs véhicules récents. Voici la liste complète avec les années d’application.<\/p>\n\n <div class=\"stat-grid\">\n <div class=\"stat-box\">\n <span class=\"stat-number\">FCA<\/span>\n <span class=\"stat-label\">Stellantis — depuis 2017 (Fiat, Alfa, Jeep, Chrysler, Ram, Maserati)<\/span>\n <\/div>\n <div class=\"stat-box\">\n <span class=\"stat-number\">MB<\/span>\n <span class=\"stat-label\">Mercedes-Benz — depuis 2018 (Classe A, C, E, GLC, GLE, Sprinter…)<\/span>\n <\/div>\n <div class=\"stat-box\">\n <span class=\"stat-number\">RN<\/span>\n <span class=\"stat-label\">Renault\/Dacia — depuis 2020 (Clio V, Captur, Arkana, Duster…)<\/span>\n <\/div>\n <\/div>\n\n <h3>Ce que la SGW bloque concrètement<\/h3>\n\n <div class=\"table-scroll\">\n <table>\n <thead>\n <tr>\n <th>Opération<\/th>\n <th>Sans licence SGW<\/th>\n <th>Avec licence SGW<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td>Lecture codes défaut (DTC)<\/td>\n <td class=\"check-yes\">✅ Possible<\/td>\n <td class=\"check-yes\">✅ Possible<\/td>\n <\/tr>\n <tr>\n <td>Données live \/ freeze frame<\/td>\n <td class=\"check-yes\">✅ Possible<\/td>\n <td class=\"check-yes\">✅ Possible<\/td>\n <\/tr>\n <tr>\n <td>Effacement codes défaut<\/td>\n <td class=\"check-no\">❌ Bloqué<\/td>\n <td class=\"check-yes\">✅ Possible<\/td>\n <\/tr>\n <tr>\n <td>Codage injecteurs (IMA\/IQA)<\/td>\n <td class=\"check-no\">❌ Bloqué<\/td>\n <td class=\"check-yes\">✅ Possible<\/td>\n <\/tr>\n <tr>\n <td>Réinitialisation service (vidange, FAP…)<\/td>\n <td class=\"check-no\">❌ Bloqué<\/td>\n <td class=\"check-yes\">✅ Possible<\/td>\n <\/tr>\n <tr>\n <td>Programmation ECU \/ Flash<\/td>\n <td class=\"check-no\">❌ Bloqué<\/td>\n <td class=\"check-yes\">✅ Possible<\/td>\n <\/tr>\n <tr>\n <td>Programmation clés<\/td>\n <td class=\"check-no\">❌ Bloqué<\/td>\n <td class=\"check-yes\">✅ Possible<\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n\n <div class=\"callout callout-danger\">\n <div class=\"callout-icon\">🚨<\/div>\n <p><strong>Impact financier :<\/strong> Un garage qui ne peut pas effacer les codes ou coder les injecteurs sur un Fiat Ducato 2020 perd la prestation. À 80€ HT le diagnostic, refuser 3 véhicules Stellantis par semaine coûte <strong>960€\/mois de chiffre d’affaires perdu<\/strong>.<\/p>\n <\/div>\n\n \n <img decoding=\"async\" class=\"article-img\" src=\"https:\/\/www.udiag.eu\/wp-content\/uploads\/2026\/04\/schema-sgw-scaled.png\" alt=\"schema fonctionnement security gateway SGW diagnostic automobile OBD vers ECU\" width=\"1200\" height=\"630\" loading=\"lazy\">\n <p class=\"article-img-caption\">Schéma : comment la Security Gateway filtre les communications OBD → ECU<\/p>\n\n \n <h2>Comment fonctionne la licence SGW chez UDIAG<\/h2>\n\n <p>La licence SGW est un droit d’accès logiciel qui authentifie votre outil auprès du serveur du constructeur. Quand vous tentez une opération d’écriture, votre <a href=\"\/produit\/outil-diagnostic-auto-professionnel-x95-pro\/\">UDIAG X-95 PRO<\/a> envoie une requête au serveur SGW du constructeur. Si votre licence est valide, le serveur déverrouille l’accès. Tout se passe en quelques secondes, de manière transparente.<\/p>\n\n <h3>Le processus en 4 étapes<\/h3>\n\n <div class=\"steps-grid\">\n <div class=\"step-card\">\n <div class=\"step-number\">1<\/div>\n <div class=\"step-title\">Achat de la licence<\/div>\n <div class=\"step-desc\">Choisissez la licence SGW correspondant aux marques de vos clients. Achat sur udiag.eu, activation sous 24h.<\/div>\n <\/div>\n <div class=\"step-card\">\n <div class=\"step-number\">2<\/div>\n <div class=\"step-title\">Activation sur votre outil<\/div>\n <div class=\"step-desc\">La licence est liée à votre X-95 PRO ou X-60 via son numéro de série. Aucun matériel supplémentaire.<\/div>\n <\/div>\n <div class=\"step-card\">\n <div class=\"step-number\">3<\/div>\n <div class=\"step-title\">Connexion au véhicule<\/div>\n <div class=\"step-desc\">Branchez l’outil, connectez-vous au Wi-Fi. L’authentification SGW se fait automatiquement en arrière-plan.<\/div>\n <\/div>\n <div class=\"step-card\">\n <div class=\"step-number\">4<\/div>\n <div class=\"step-title\">Accès complet<\/div>\n <div class=\"step-desc\">Effacement, codage, programmation, calibration — toutes les fonctions sont déverrouillées. Comme chez le concessionnaire.<\/div>\n <\/div>\n <\/div>\n\n <div class=\"callout callout-success\">\n <div class=\"callout-icon\">✅<\/div>\n <p><strong>Conseil expert :<\/strong> La licence SGW nécessite une connexion Wi-Fi au moment de l’authentification. Assurez-vous que votre atelier dispose d’une connexion internet stable. Après authentification, certaines opérations peuvent se faire hors ligne.<\/p>\n <\/div>\n\n \n <h2>Comparatif des licences SGW UDIAG — prix et couverture<\/h2>\n\n <p>UDIAG Europe propose trois licences SGW distinctes. Chaque licence couvre un groupe de constructeurs spécifique. Voici le comparatif complet avec les prix promo valables jusqu’au 1er mai 2026.<\/p>\n\n <div class=\"table-scroll\">\n <table>\n <thead>\n <tr>\n <th>Licence<\/th>\n <th>Marques couvertes<\/th>\n <th>Durée \/ Utilisations<\/th>\n <th>Prix normal<\/th>\n <th>Prix promo HT<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td>SGW FCA\/Stellantis<\/td>\n <td>Fiat, Alfa Romeo, Jeep, Chrysler, Dodge, Ram, Lancia, Maserati<\/td>\n <td>1 an illimité<\/td>\n <td style=\"text-decoration:line-through;color:var(--udiag-text-muted);\">299€<\/td>\n <td class=\"check-yes\"><strong>225€ HT<\/strong><\/td>\n <\/tr>\n <tr>\n <td>SGW Mercedes-Benz<\/td>\n <td>Mercedes-Benz (toutes gammes), Smart<\/td>\n <td>1 an illimité<\/td>\n <td style=\"text-decoration:line-through;color:var(--udiag-text-muted);\">159€<\/td>\n <td class=\"check-yes\"><strong>117€ HT<\/strong><\/td>\n <\/tr>\n <tr>\n <td>SGW Renault 10<\/td>\n <td>Renault, Dacia<\/td>\n <td>10 utilisations<\/td>\n <td style=\"text-decoration:line-through;color:var(--udiag-text-muted);\">319€<\/td>\n <td class=\"check-yes\"><strong>237€ HT<\/strong><\/td>\n <\/tr>\n <tr>\n <td>SGW Renault 20<\/td>\n <td>Renault, Dacia<\/td>\n <td>20 utilisations<\/td>\n <td style=\"text-decoration:line-through;color:var(--udiag-text-muted);\">539€<\/td>\n <td class=\"check-yes\"><strong>450€ HT<\/strong><\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n\n <div class=\"callout callout-warning\">\n <div class=\"callout-icon\">⚠️<\/div>\n <p><strong>Important :<\/strong> Les licences SGW sont des produits numériques. Le paiement en plusieurs fois (ALMA) n’est pas disponible sur ces produits. Paiement par carte (Stripe) ou PayPal uniquement.<\/p>\n <\/div>\n\n <h3>Quelle licence choisir selon votre clientèle<\/h3>\n\n <p>Si vous travaillez principalement sur le parc français, commencez par la <strong>licence SGW FCA à 225€ HT<\/strong> — les Fiat Ducato, 500X, Tipo et Jeep Renegade\/Compass représentent une part importante du parc utilitaire et VP en France.<\/p>\n\n <p>La <strong>licence Mercedes à 117€ HT<\/strong> est la moins chère et couvre l’intégralité de la gamme Mercedes-Benz. Si vous avez même 2-3 Mercedes par mois, elle est rentabilisée en un seul diagnostic.<\/p>\n\n <p>Pour Renault\/Dacia, le choix entre <strong>10 utilisations (237€ HT)<\/strong> et <strong>20 utilisations (450€ HT)<\/strong> dépend de votre volume. Au-delà de 13 interventions Renault par an, la licence 20 utilisations est plus rentable.<\/p>\n\n \n <article class=\"cta-product\">\n <span class=\"cta-product-badge\">Dès 117€ HT<\/span>\n <div>\n <div class=\"cta-product-label\">Licences SGW UDIAG — Débloquez votre outil<\/div>\n <div class=\"cta-product-name\">Licences Security Gateway<\/div>\n <div class=\"cta-product-desc\">Accès complet en écriture sur les véhicules Stellantis, Mercedes-Benz et Renault\/Dacia. Compatible X-95 PRO et X-60. Activation sous 24h.<\/div>\n <div class=\"cta-product-features\">\n <span class=\"cta-feature-tag\">FCA\/Maserati — 225€ HT<\/span>\n <span class=\"cta-feature-tag\">Mercedes — 117€ HT<\/span>\n <span class=\"cta-feature-tag\">Renault 10 — 237€ HT<\/span>\n <span class=\"cta-feature-tag\">Activation 24h<\/span>\n <\/div>\n <\/div>\n <div class=\"cta-actions\">\n <div class=\"cta-price\">\n <span class=\"cta-price-amount\">à partir de 117€<\/span>\n <span class=\"cta-price-ht\">HT — produit numérique<\/span>\n <\/div>\n <a href=\"\/produits\/\" class=\"btn-primary\">\n <svg width=\"16\" height=\"16\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><circle cx=\"9\" cy=\"21\" r=\"1\"\/><circle cx=\"20\" cy=\"21\" r=\"1\"\/><path d=\"M1 1h4l2.68 13.39a2 2 0 002 1.61h9.72a2 2 0 002-1.61L23 6H6\"\/><\/svg>\n Voir les licences SGW\n <\/a>\n <a href=\"\/produit\/outil-diagnostic-auto-professionnel-x95-pro\/\" class=\"btn-secondary\">X-95 PRO compatible →<\/a>\n <\/div>\n <\/article>\n\n \n <img decoding=\"async\" class=\"article-img\" src=\"https:\/\/www.udiag.eu\/wp-content\/uploads\/2026\/04\/comparatif-licences-sgw-udiag-fca-mercedes-renault-scaled.png\" alt=\"comparatif licences SGW UDIAG prix FCA Mercedes Renault 2026\" width=\"1200\" height=\"630\" loading=\"lazy\">\n <p class=\"article-img-caption\">Comparatif des licences SGW UDIAG — FCA, Mercedes-Benz, Renault\/Dacia<\/p>\n\n \n <h2>Les erreurs fréquentes face à la Security Gateway<\/h2>\n\n <p>Depuis que les passerelles SGW se généralisent, nous recevons les mêmes questions en support technique. Voici les 3 erreurs les plus courantes.<\/p>\n\n <h3>Erreur 1 : « Mon outil est défectueux »<\/h3>\n <p>Non. Si votre outil lit correctement les codes mais refuse d’effacer ou de programmer, c’est la SGW qui bloque — pas un défaut matériel. Vérifiez si le véhicule est concerné par la liste ci-dessus avant de contacter le SAV.<\/p>\n\n <h3>Erreur 2 : « Un bypass gratuit suffit »<\/h3>\n <p>Certains forums proposent des « bypass SGW » non officiels. Ces méthodes sont risquées : elles peuvent endommager les calculateurs, annuler la garantie constructeur du véhicule, et sont potentiellement illégales. La licence officielle coûte 117€ HT — le prix de 1,5 diagnostic. L’investissement est rentabilisé immédiatement.<\/p>\n\n <h3>Erreur 3 : « La SGW concerne tous les constructeurs »<\/h3>\n <p>Non. En 2026, seuls FCA\/Stellantis, Mercedes-Benz et Renault\/Dacia imposent une passerelle SGW nécessitant une licence payante. Les véhicules BMW, VAG (Volkswagen, Audi, SEAT, Skoda), Toyota, Hyundai\/Kia et la plupart des autres marques ne sont pas concernés.<\/p>\n\n <div class=\"callout callout-warning\">\n <div class=\"callout-icon\">⚠️<\/div>\n <p><strong>MG\/SAIC :<\/strong> Les véhicules MG (SAIC) ne sont PAS couverts par les licences SGW UDIAG. Cette marque utilise un système de sécurité différent.<\/p>\n <\/div>\n\n \n <h2>Quel outil UDIAG pour les licences SGW<\/h2>\n\n <p>Les licences SGW UDIAG sont compatibles avec le <a href=\"\/produit\/outil-diagnostic-auto-professionnel-x95-pro\/\">X-95 PRO<\/a> et le X-60. Le X-30 dispose de 3 bypass VAG gratuits mais n’est pas compatible avec les licences SGW complètes.<\/p>\n\n <div class=\"table-scroll\">\n <table>\n <thead>\n <tr>\n <th>Outil UDIAG<\/th>\n <th>SGW FCA<\/th>\n <th>SGW Mercedes<\/th>\n <th>SGW Renault<\/th>\n <th>Bypass VAG<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td>X-95 PRO (1 450€ HT)<\/td>\n <td class=\"check-yes\">✅<\/td>\n <td class=\"check-yes\">✅<\/td>\n <td class=\"check-yes\">✅<\/td>\n <td class=\"check-yes\">✅ 3 gratuits<\/td>\n <\/tr>\n <tr>\n <td>X-60 (655€ HT)<\/td>\n <td class=\"check-yes\">✅<\/td>\n <td class=\"check-yes\">✅<\/td>\n <td class=\"check-yes\">✅<\/td>\n <td class=\"check-yes\">✅ 3 gratuits<\/td>\n <\/tr>\n <tr>\n <td>X-50 (519€ HT)<\/td>\n <td class=\"check-no\">❌<\/td>\n <td class=\"check-no\">❌<\/td>\n <td class=\"check-no\">❌<\/td>\n <td class=\"check-no\">❌<\/td>\n <\/tr>\n <tr>\n <td>X-30 (328€ HT)<\/td>\n <td class=\"check-no\">❌<\/td>\n <td class=\"check-no\">❌<\/td>\n <td class=\"check-no\">❌<\/td>\n <td class=\"check-yes\">✅ 3 gratuits<\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n\n <div class=\"internal-link-box\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M10 13a5 5 0 007.54.54l3-3a5 5 0 00-7.07-7.07l-1.72 1.71\"\/><path d=\"M14 11a5 5 0 00-7.54-.54l-3 3a5 5 0 007.07 7.07l1.71-1.71\"\/><\/svg>\n <p>Besoin d’un outil compatible SGW ? Le <a href=\"\/produit\/outil-diagnostic-auto-professionnel-x95-pro\/\">X-95 PRO à 1 450€ HT<\/a> est la plateforme modulaire complète. Le <a href=\"\/produit\/valise-diagnostic-multimarque-x50\/\">X-60 à 655€ HT<\/a> est l’alternative compact pour les budgets serrés.<\/p>\n <\/div>\n\n \n <div class=\"reassurance-strip\">\n <div class=\"reassurance-item\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z\"\/><\/svg>\n Garantie 2 ans incluse\n <\/div>\n <div class=\"reassurance-item\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M22 16.92v3a2 2 0 01-2.18 2 19.79 19.79 0 01-8.63-3.07A19.5 19.5 0 013.07 9.81a19.79 19.79 0 01-3.07-8.63A2 2 0 012 1h3a2 2 0 012 1.72c.127.96.361 1.903.7 2.81a2 2 0 01-.45 2.11L6.91 8.69a16 16 0 006.4 6.4l1.07-1.34a2 2 0 012.11-.45c.907.339 1.85.573 2.81.7A2 2 0 0122 16.92z\"\/><\/svg>\n Support technique FR\n <\/div>\n <div class=\"reassurance-item\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M21 15a2 2 0 01-2 2H7l-4 4V5a2 2 0 012-2h14a2 2 0 012 2z\"\/><\/svg>\n WhatsApp réactif\n <\/div>\n <div class=\"reassurance-item\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M22 11.08V12a10 10 0 11-5.93-9.14\"\/><polyline points=\"22 4 12 14.01 9 11.01\"\/><\/svg>\n Activation sous 24h\n <\/div>\n <div class=\"reassurance-item\">\n <svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><rect x=\"1\" y=\"4\" width=\"22\" height=\"16\" rx=\"2\"\/><line x1=\"1\" y1=\"10\" x2=\"23\" y2=\"10\"\/><\/svg>\n Paiement Stripe \/ PayPal\n <\/div>\n <\/div>\n\n \n <div class=\"verdict-block\">\n <div class=\"verdict-label\">🎯 Verdict<\/div>\n <div class=\"verdict-title\">La SGW n’est pas un problème — c’est un investissement<\/div>\n <p><strong>1.<\/strong> La Security Gateway bloque l’écriture OBD sur les véhicules FCA\/Stellantis (depuis 2017), Mercedes-Benz (depuis 2018) et Renault\/Dacia (depuis 2020).<\/p>\n <p><strong>2.<\/strong> Les licences SGW UDIAG démarrent à 117€ HT (Mercedes) — rentabilisées en un seul diagnostic.<\/p>\n <p><strong>3.<\/strong> Compatibles X-95 PRO et X-60. Activation sous 24h. Support technique 100% en français.<\/p>\n <p>UDIAG Europe est le distributeur officiel exclusif pour l’Europe. Ne refusez plus de véhicules. Débloquez votre outil.<\/p>\n <\/div>\n\n \n <h2>Questions fréquentes sur la Security Gateway<\/h2>\n\n <section class=\"faq-section\">\n\n <div class=\"faq-item\">\n <button class=\"faq-question\" aria-expanded=\"false\">\n Qu’est-ce qu’une Security Gateway (SGW) en diagnostic automobile ?\n <div class=\"faq-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\"><polyline points=\"6 9 12 15 18 9\"\/><\/svg><\/div>\n <\/button>\n <div class=\"faq-answer\"><div class=\"faq-answer-inner\">\n <p>Une Security Gateway est un module électronique qui filtre les communications entre la prise OBD et les calculateurs du véhicule. Elle empêche les outils non autorisés d’écrire dans les ECU. Présente sur Stellantis (FCA), Mercedes-Benz et Renault\/Dacia depuis 2017-2020.<\/p>\n <\/div><\/div>\n <\/div>\n\n <div class=\"faq-item\">\n <button class=\"faq-question\" aria-expanded=\"false\">\n Combien coûte une licence SGW pour un outil UDIAG ?\n <div class=\"faq-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\"><polyline points=\"6 9 12 15 18 9\"\/><\/svg><\/div>\n <\/button>\n <div class=\"faq-answer\"><div class=\"faq-answer-inner\">\n <p>Les licences SGW UDIAG démarrent à <strong>117€ HT<\/strong> (Mercedes, 1 an illimité). Licence FCA\/Maserati : 225€ HT\/an. Licence Renault : à partir de 237€ HT (10 utilisations). Toutes compatibles <a href=\"\/produit\/outil-diagnostic-auto-professionnel-x95-pro\/\">X-95 PRO<\/a> et X-60.<\/p>\n <\/div><\/div>\n <\/div>\n\n <div class=\"faq-item\">\n <button class=\"faq-question\" aria-expanded=\"false\">\n Mon outil diagnostic peut-il lire sans licence SGW ?\n <div class=\"faq-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\"><polyline points=\"6 9 12 15 18 9\"\/><\/svg><\/div>\n <\/button>\n <div class=\"faq-answer\"><div class=\"faq-answer-inner\">\n <p>Oui, la <strong>lecture des codes défaut (DTC) reste possible<\/strong> sans licence SGW sur la plupart des véhicules. C’est l’écriture qui est bloquée : effacement de codes, programmation, codage, réinitialisations de service.<\/p>\n <\/div><\/div>\n <\/div>\n\n <div class=\"faq-item\">\n <button class=\"faq-question\" aria-expanded=\"false\">\n La licence SGW FCA couvre-t-elle Maserati ?\n <div class=\"faq-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\"><polyline points=\"6 9 12 15 18 9\"\/><\/svg><\/div>\n <\/button>\n <div class=\"faq-answer\"><div class=\"faq-answer-inner\">\n <p><strong>Oui.<\/strong> La licence SGW FCA\/Stellantis à 225€ HT\/an couvre Fiat, Alfa Romeo, Jeep, Chrysler, Dodge, Ram, Lancia et Maserati. Activation sous 24h.<\/p>\n <\/div><\/div>\n <\/div>\n\n <div class=\"faq-item\">\n <button class=\"faq-question\" aria-expanded=\"false\">\n Quels outils UDIAG sont compatibles avec les licences SGW ?\n <div class=\"faq-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\"><polyline points=\"6 9 12 15 18 9\"\/><\/svg><\/div>\n <\/button>\n <div class=\"faq-answer\"><div class=\"faq-answer-inner\">\n <p>Le <strong>X-95 PRO et le X-60<\/strong> sont compatibles avec toutes les licences SGW (FCA, Mercedes, Renault). Le <a href=\"\/produit\/valise-diagnostic-auto-professionnelle-x30\/\">X-30<\/a> dispose de 3 bypass VAG gratuits mais ne supporte pas les licences SGW complètes.<\/p>\n <\/div><\/div>\n <\/div>\n\n <div class=\"faq-item\">\n <button class=\"faq-question\" aria-expanded=\"false\">\n La SGW concerne-t-elle les véhicules MG ou SAIC ?\n <div class=\"faq-icon\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\"><polyline points=\"6 9 12 15 18 9\"\/><\/svg><\/div>\n <\/button>\n <div class=\"faq-answer\"><div class=\"faq-answer-inner\">\n <p><strong>Non.<\/strong> Les licences SGW UDIAG couvrent uniquement FCA\/Maserati (Stellantis), Mercedes-Benz et Renault\/Dacia. Les véhicules MG\/SAIC ne sont pas concernés par ce système.<\/p>\n <\/div><\/div>\n <\/div>\n\n <\/section>\n\n \n <div class=\"final-cta\">\n <h2>Débloquez votre outil diagnostic<\/h2>\n <p>Licences SGW dès 117€ HT. Compatible X-95 PRO et X-60. Activation sous 24h. Prix promo jusqu’au 1er mai 2026.<\/p>\n <div class=\"btn-group\">\n <a href=\"\/produits\/\" class=\"btn-white\">\n <svg width=\"16\" height=\"16\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><rect x=\"3\" y=\"11\" width=\"18\" height=\"11\" rx=\"2\"\/><path d=\"M7 11V7a5 5 0 0110 0v4\"\/><\/svg>\n Voir les licences SGW\n <\/a>\n <a href=\"\/produit\/outil-diagnostic-auto-professionnel-x95-pro\/\" class=\"btn-ghost\">\n X-95 PRO — 1 450€ HT →\n <\/a>\n <\/div>\n <div class=\"final-cta-reassurance\">\n <span>🛡️ Garantie 2 ans<\/span>\n <span>🇫🇷 Support français<\/span>\n <span>⚡ Activation 24h<\/span>\n <span>💳 Stripe + PayPal<\/span>\n <\/div>\n <\/div>\n\n <\/div>\n<\/main>\n\n\n<script>\ndocument.querySelectorAll('.faq-question').forEach(function(btn){\n btn.addEventListener('click',function(){\n var item=this.closest('.faq-item');\n var isOpen=item.classList.contains('open');\n document.querySelectorAll('.faq-item.open').forEach(function(i){i.classList.remove('open');});\n if(!isOpen) item.classList.add('open');\n this.setAttribute('aria-expanded',!isOpen);\n });\n});\n<\/script>\n\n<\/body>\n<\/html>\n","protected":false},"excerpt":{"rendered":"<p>Security Gateway (SGW) : Pourquoi Votre Outil Bloque | UDIAG Cet article explique ce qu’est…<\/p>","protected":false},"author":1,"featured_media":2404,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false,"_members_access_role":[],"_members_access_error":""},"categories":[86],"tags":[],"post_folder":[],"class_list":["post-2402","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guides-tutoriels"],"taxonomy_info":{"category":[{"value":86,"label":"Guides & Tutoriels"}]},"featured_image_src_large":["https:\/\/www.udiag.eu\/wp-content\/uploads\/2026\/04\/security-gateway-sgw-diagnostic-automobile-guide-1024x572.png",1024,572,true],"author_info":{"display_name":"amartelo","author_link":"https:\/\/www.udiag.eu\/sk\/author\/amartelo\/"},"comment_info":0,"category_info":[{"term_id":86,"name":"Guides & Tutoriels","slug":"guides-tutoriels","term_group":0,"term_taxonomy_id":86,"taxonomy":"category","description":"Guides d'utilisation des outils UDIAG","parent":0,"count":6,"filter":"raw","cat_ID":86,"category_count":6,"category_description":"Guides d'utilisation des outils UDIAG","cat_name":"Guides & Tutoriels","category_nicename":"guides-tutoriels","category_parent":0}],"tag_info":false,"jetpack_featured_media_url":"https:\/\/www.udiag.eu\/wp-content\/uploads\/2026\/04\/security-gateway-sgw-diagnostic-automobile-guide-scaled.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/posts\/2402","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/comments?post=2402"}],"version-history":[{"count":2,"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/posts\/2402\/revisions"}],"predecessor-version":[{"id":2497,"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/posts\/2402\/revisions\/2497"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/media\/2404"}],"wp:attachment":[{"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/media?parent=2402"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/categories?post=2402"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/tags?post=2402"},{"taxonomy":"post_folder","embeddable":true,"href":"https:\/\/www.udiag.eu\/sk\/wp-json\/wp\/v2\/post_folder?post=2402"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}