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Si vous achetez via ces liens, nous pouvons percevoir une commission, sans surcoût pour vous.","Par défaut, les outils sont classés selon leur couverture de votre besoin sur le véhicule choisi : d’abord ceux qui couvrent toutes les fonctions demandées, puis le nombre de fonctions entièrement couvertes, puis partiellement couvertes, puis le moins de fonctions déclarées incompatibles, puis la part de compatibilités constatées par nos propres tests, puis le nombre de fonctions renseignées pour ce véhicule (même à confirmer), puis notre note d’évaluation quand elle existe, puis le prix total, et enfin l’ordre alphabétique. Vous pouvez aussi trier directement par prix total croissant. Les offres d’un même outil sont classées par prix total croissant. La rémunération d’affiliation n’influence pas l’ordre affiché.",{"editorKind":10,"selfHosted":11,"name":12,"legalForm":13,"siret":13,"address":14,"email":15,"phone":13,"publisher":12,"hostName":16,"hostAddress":17,"hostPhone":18,"hostingNote":13},"company",false,"",null,"Dunkerque, France","contact@diagautoguide.fr","Cloudflare, Inc.","101 Townsend Street, San Francisco, CA 94107, États-Unis","+1 888 993 5273",{"comparator":20,"priceHistory":20,"priceAlerts":11,"newsletter":20},true,{"catalogue":13},{"header":13,"footerPrimary":13,"footerSecondary":13,"legal":13},{"software":24,"category":303,"context":13,"discord":306,"ads":308,"siblings":339,"alternatives":340,"articles":341,"products":350,"makes":351},{"name":25,"slug":26,"headline":27,"excerpt":28,"publisher":29,"scope":30,"content":31,"keyFacts":270,"howToGet":283,"externalLinks":284,"faq":285,"logo":13,"featuredImage":13,"screenshots":298,"noIndex":11,"meta":299,"updatedAt":302,"containsAffiliateLinks":11},"Diagbox","diagbox","Diagbox : logiciel de diagnostic Peugeot, Citroën et DS","Diagbox est l’outil de diagnostic des concessions Peugeot, Citroën et DS, successeur de Lexia et PP2000. Test global, télécodage, téléchargement des calculateurs, interface VCI, configuration et problèmes fréquents.","Groupe PSA (aujourd’hui Stellantis)","brand",[32],{"id":33,"content":34,"blockName":13,"blockType":269},"6ac43269ea65d28c32ae2700",{"root":35},{"type":36,"format":12,"indent":37,"version":38,"children":39,"direction":48},"root",0,1,[40,49,54,58,62,66,70,114,118,122,127,131,135,139,143,147,151,155,159,163,177,181,185,189,201,205,229,233,237],{"tag":41,"type":42,"format":12,"indent":37,"version":38,"children":43,"direction":48},"h2","heading",[44],{"mode":45,"text":46,"type":47,"style":12,"detail":37,"format":37,"version":38},"normal","Présentation de Diagbox","text","ltr",{"type":50,"format":12,"indent":37,"version":38,"children":51,"direction":48,"textStyle":12,"textFormat":37},"paragraph",[52],{"mode":45,"text":53,"type":47,"style":12,"detail":37,"format":37,"version":38},"Diagbox est le logiciel de diagnostic du réseau Peugeot, Citroën et DS. Il a remplacé les deux outils historiques du groupe PSA : Lexia chez Citroën et PP2000 chez Peugeot. Depuis la fusion qui a donné naissance à Stellantis, il reste l’outil de référence pour les modèles issus des plateformes PSA.",{"type":50,"format":12,"indent":37,"version":38,"children":55,"direction":48,"textStyle":12,"textFormat":37},[56],{"mode":45,"text":57,"type":47,"style":12,"detail":37,"format":37,"version":38},"Il associe une interface de communication, appelée VCI, et un logiciel qui guide le technicien dans le diagnostic comme dans la configuration des calculateurs.",{"tag":41,"type":42,"format":12,"indent":37,"version":38,"children":59,"direction":48},[60],{"mode":45,"text":61,"type":47,"style":12,"detail":37,"format":37,"version":38},"À quoi sert Diagbox ?",{"type":50,"format":12,"indent":37,"version":38,"children":63,"direction":48,"textStyle":12,"textFormat":37},[64],{"mode":45,"text":65,"type":47,"style":12,"detail":37,"format":37,"version":38},"Diagbox sert à diagnostiquer et à entretenir un véhicule du groupe comme en concession. Le test global interroge tous les calculateurs ; les menus par système donnent accès aux mesures, aux tests d’actionneurs et aux procédures d’entretien. Diagbox gère aussi le télécodage, c’est-à-dire la configuration d’un calculateur selon l’équipement du véhicule, et le téléchargement, c’est-à-dire la mise à jour de son logiciel.",{"tag":41,"type":42,"format":12,"indent":37,"version":38,"children":67,"direction":48},[68],{"mode":45,"text":69,"type":47,"style":12,"detail":37,"format":37,"version":38},"Fonctions principales de Diagbox",{"tag":71,"type":72,"start":38,"format":12,"indent":37,"version":38,"children":73,"listType":113,"direction":48,"textFormat":38},"ul","list",[74,81,92,99,106],{"type":75,"value":38,"format":12,"indent":37,"version":38,"children":76,"direction":48},"listitem",[77,79],{"mode":45,"text":78,"type":47,"style":12,"detail":37,"format":38,"version":38},"Test global",{"mode":45,"text":80,"type":47,"style":12,"detail":37,"format":37,"version":38}," : lecture de tous les calculateurs et de leurs défauts.",{"type":75,"value":82,"format":12,"indent":37,"version":38,"children":83,"direction":48},2,[84,86,88,90],{"mode":45,"text":85,"type":47,"style":12,"detail":37,"format":38,"version":38},"Mesures paramètres",{"mode":45,"text":87,"type":47,"style":12,"detail":37,"format":37,"version":38}," et ",{"mode":45,"text":89,"type":47,"style":12,"detail":37,"format":38,"version":38},"tests d’actionneurs",{"mode":45,"text":91,"type":47,"style":12,"detail":37,"format":37,"version":38},", système par système.",{"type":75,"value":93,"format":12,"indent":37,"version":38,"children":94,"direction":48},3,[95,97],{"mode":45,"text":96,"type":47,"style":12,"detail":37,"format":38,"version":38},"Procédures d’entretien",{"mode":45,"text":98,"type":47,"style":12,"detail":37,"format":37,"version":38}," : remise à zéro de la maintenance, apprentissages, réinitialisation de l’additif du filtre à particules, selon le modèle.",{"type":75,"value":100,"format":12,"indent":37,"version":38,"children":101,"direction":48},4,[102,104],{"mode":45,"text":103,"type":47,"style":12,"detail":37,"format":38,"version":38},"Télécodage",{"mode":45,"text":105,"type":47,"style":12,"detail":37,"format":37,"version":38}," : configuration d’un calculateur, notamment après remplacement.",{"type":75,"value":107,"format":12,"indent":37,"version":38,"children":108,"direction":48},5,[109,111],{"mode":45,"text":110,"type":47,"style":12,"detail":37,"format":38,"version":38},"Téléchargement",{"mode":45,"text":112,"type":47,"style":12,"detail":37,"format":37,"version":38}," : mise à jour du logiciel d’un calculateur.","bullet",{"tag":41,"type":42,"format":12,"indent":37,"version":38,"children":115,"direction":48},[116],{"mode":45,"text":117,"type":47,"style":12,"detail":37,"format":37,"version":38},"Véhicules compatibles",{"type":50,"format":12,"indent":37,"version":38,"children":119,"direction":48,"textStyle":12,"textFormat":37},[120],{"mode":45,"text":121,"type":47,"style":12,"detail":37,"format":37,"version":38},"Diagbox couvre les Peugeot, Citroën et DS, des modèles des années 2000 aux générations récentes issues des plateformes PSA. Pour les modèles plus récents conçus sur d’autres plateformes du groupe Stellantis, l’outil constructeur peut être différent, selon le modèle.",{"tag":123,"type":42,"format":12,"indent":37,"version":38,"children":124,"direction":48},"h3",[125],{"mode":45,"text":126,"type":47,"style":12,"detail":37,"format":37,"version":38},"Modèles compatibles",{"type":50,"format":12,"indent":37,"version":38,"children":128,"direction":48,"textStyle":12,"textFormat":37},[129],{"mode":45,"text":130,"type":47,"style":12,"detail":37,"format":37,"version":38},"Diagbox est par exemple l’outil de référence pour les Peugeot 208, 308, 3008 et 5008, les Citroën C3, C4 et Berlingo, et les DS 3 et DS 7. Les modèles plus anciens, comme les Peugeot 206 et 307 ou la Citroën Xsara Picasso, sont aussi couverts, avec des fonctions qui dépendent de la version.",{"tag":41,"type":42,"format":12,"indent":37,"version":38,"children":132,"direction":48},[133],{"mode":45,"text":134,"type":47,"style":12,"detail":37,"format":37,"version":38},"Versions de Diagbox",{"type":50,"format":12,"indent":37,"version":38,"children":136,"direction":48,"textStyle":12,"textFormat":37},[137],{"mode":45,"text":138,"type":47,"style":12,"detail":37,"format":37,"version":38},"Diagbox a connu plusieurs générations, avec des mises à jour régulières de ses données. La version du logiciel doit correspondre à celle du micrologiciel de l’interface : une incohérence entre les deux est une source fréquente de dysfonctionnements.",{"type":50,"format":12,"indent":37,"version":38,"children":140,"direction":48,"textStyle":12,"textFormat":37},[141],{"mode":45,"text":142,"type":47,"style":12,"detail":37,"format":37,"version":38},"Pour les réparateurs indépendants, Stellantis propose un ensemble complet : un PC portable sous Windows, la suite Diagbox et l’interface de communication approuvée, l’Actia XS Evolution.",{"tag":41,"type":42,"format":12,"indent":37,"version":38,"children":144,"direction":48},[145],{"mode":45,"text":146,"type":47,"style":12,"detail":37,"format":37,"version":38},"Configuration requise",{"type":50,"format":12,"indent":37,"version":38,"children":148,"direction":48,"textStyle":12,"textFormat":37},[149],{"mode":45,"text":150,"type":47,"style":12,"detail":37,"format":37,"version":38},"Diagbox s’installe sur un PC sous Windows et demande un espace disque conséquent pour ses données. Certaines opérations, comme le télécodage en ligne ou le téléchargement de calculateurs, nécessitent une connexion Internet et un accès habilité.",{"tag":123,"type":42,"format":12,"indent":37,"version":38,"children":152,"direction":48},[153],{"mode":45,"text":154,"type":47,"style":12,"detail":37,"format":37,"version":38},"Windows compatible",{"type":50,"format":12,"indent":37,"version":38,"children":156,"direction":48,"textStyle":12,"textFormat":37},[157],{"mode":45,"text":158,"type":47,"style":12,"detail":37,"format":37,"version":38},"Les versions récentes visent Windows 10 et 11. La compatibilité de chaque version avec Windows est précisée dans la documentation fournie avec l’accès.",{"tag":41,"type":42,"format":12,"indent":37,"version":38,"children":160,"direction":48},[161],{"mode":45,"text":162,"type":47,"style":12,"detail":37,"format":37,"version":38},"Interfaces et câbles compatibles",{"tag":71,"type":72,"start":38,"format":12,"indent":37,"version":38,"children":164,"listType":113,"direction":48,"textFormat":38},[165,171],{"type":75,"value":38,"format":12,"indent":37,"version":38,"children":166,"direction":48},[167,169],{"mode":45,"text":168,"type":47,"style":12,"detail":37,"format":38,"version":38},"Interface VCI du constructeur",{"mode":45,"text":170,"type":47,"style":12,"detail":37,"format":37,"version":38}," : historiquement l’interface Lexia-3 \u002F PP2000, puis des VCI plus récentes selon les versions de Diagbox.",{"type":75,"value":82,"format":12,"indent":37,"version":38,"children":172,"direction":48},[173,175],{"mode":45,"text":174,"type":47,"style":12,"detail":37,"format":38,"version":38},"Interfaces pass-thru J2534",{"mode":45,"text":176,"type":47,"style":12,"detail":37,"format":37,"version":38}," : utilisées dans les accès destinés aux réparateurs indépendants, selon les conditions du constructeur.",{"type":50,"format":12,"indent":37,"version":38,"children":178,"direction":48,"textStyle":12,"textFormat":37},[179],{"mode":45,"text":180,"type":47,"style":12,"detail":37,"format":37,"version":38},"Les copies de l’interface Lexia-3 sont très répandues. Leur qualité varie d’un lot à l’autre, et la mise à jour de leur micrologiciel peut les rendre inutilisables.",{"tag":41,"type":42,"format":12,"indent":37,"version":38,"children":182,"direction":48},[183],{"mode":45,"text":184,"type":47,"style":12,"detail":37,"format":37,"version":38},"Installation de Diagbox",{"type":50,"format":12,"indent":37,"version":38,"children":186,"direction":48,"textStyle":12,"textFormat":37},[187],{"mode":45,"text":188,"type":47,"style":12,"detail":37,"format":37,"version":38},"L’installation comprend le logiciel, ses données et le pilote de l’interface. Au premier branchement, Diagbox peut proposer de mettre à jour le micrologiciel de la VCI : sur une interface officielle, cette mise à jour garantit la cohérence avec le logiciel. Les accès habilités demandent ensuite une identification.",{"type":50,"format":12,"indent":37,"version":38,"children":190,"direction":48,"textStyle":12,"textFormat":37},[191,193],{"mode":45,"text":192,"type":47,"style":12,"detail":37,"format":37,"version":38},"Vous trouverez des informations pour le téléchargement et l'installation plus complete ici : ",{"type":194,"fields":195,"format":12,"indent":37,"version":82,"children":198,"direction":13},"autolink",{"url":196,"linkType":197},"https:\u002F\u002Fwww.psa-diag.fr\u002F","custom",[199],{"mode":45,"text":196,"type":47,"style":12,"detail":37,"format":200,"version":38},9,{"tag":41,"type":42,"format":12,"indent":37,"version":38,"children":202,"direction":48},[203],{"mode":45,"text":204,"type":47,"style":12,"detail":37,"format":37,"version":38},"Utilisation de Diagbox",{"tag":206,"type":72,"start":38,"format":12,"indent":37,"version":38,"children":207,"listType":228,"direction":48},"ol",[208,212,216,220,224],{"type":75,"value":38,"format":12,"indent":37,"version":38,"children":209,"direction":48},[210],{"mode":45,"text":211,"type":47,"style":12,"detail":37,"format":37,"version":38},"Brancher l’interface sur la prise de diagnostic et mettre le contact.",{"type":75,"value":82,"format":12,"indent":37,"version":38,"children":213,"direction":48},[214],{"mode":45,"text":215,"type":47,"style":12,"detail":37,"format":37,"version":38},"Identifier le véhicule, automatiquement ou en choisissant la marque et le modèle.",{"type":75,"value":93,"format":12,"indent":37,"version":38,"children":217,"direction":48},[218],{"mode":45,"text":219,"type":47,"style":12,"detail":37,"format":37,"version":38},"Lancer le test global pour lire tous les défauts.",{"type":75,"value":100,"format":12,"indent":37,"version":38,"children":221,"direction":48},[222],{"mode":45,"text":223,"type":47,"style":12,"detail":37,"format":37,"version":38},"Ouvrir le calculateur concerné pour les mesures, les tests ou la procédure d’entretien.",{"type":75,"value":107,"format":12,"indent":37,"version":38,"children":225,"direction":48},[226],{"mode":45,"text":227,"type":47,"style":12,"detail":37,"format":37,"version":38},"Effacer les défauts après réparation et relancer un test global.","number",{"type":50,"format":12,"indent":37,"version":38,"children":230,"direction":48,"textStyle":12,"textFormat":37},[231],{"mode":45,"text":232,"type":47,"style":12,"detail":37,"format":37,"version":38},"Avant un télécodage ou un téléchargement, notez la configuration d’origine et maintenez la batterie en charge.",{"tag":41,"type":42,"format":12,"indent":37,"version":38,"children":234,"direction":48},[235],{"mode":45,"text":236,"type":47,"style":12,"detail":37,"format":37,"version":38},"Problèmes fréquents",{"tag":71,"type":72,"start":38,"format":12,"indent":37,"version":38,"children":238,"listType":113,"direction":48,"textFormat":38},[239,245,251,257,263],{"type":75,"value":38,"format":12,"indent":37,"version":38,"children":240,"direction":48},[241,243],{"mode":45,"text":242,"type":47,"style":12,"detail":37,"format":38,"version":38},"VCI non détectée",{"mode":45,"text":244,"type":47,"style":12,"detail":37,"format":37,"version":38}," : pilote absent, port USB, ou interface incompatible avec la version installée.",{"type":75,"value":82,"format":12,"indent":37,"version":38,"children":246,"direction":48},[247,249],{"mode":45,"text":248,"type":47,"style":12,"detail":37,"format":38,"version":38},"Véhicule non reconnu",{"mode":45,"text":250,"type":47,"style":12,"detail":37,"format":37,"version":38}," : sélection manuelle nécessaire, ou modèle plus récent que les données.",{"type":75,"value":93,"format":12,"indent":37,"version":38,"children":252,"direction":48},[253,255],{"mode":45,"text":254,"type":47,"style":12,"detail":37,"format":38,"version":38},"Message de mise à jour de la VCI",{"mode":45,"text":256,"type":47,"style":12,"detail":37,"format":37,"version":38}," : à ne pas interrompre ; sur une copie, il peut rendre l’interface inutilisable.",{"type":75,"value":100,"format":12,"indent":37,"version":38,"children":258,"direction":48},[259,261],{"mode":45,"text":260,"type":47,"style":12,"detail":37,"format":38,"version":38},"Télécodage refusé",{"mode":45,"text":262,"type":47,"style":12,"detail":37,"format":37,"version":38}," : opération soumise à un accès en ligne habilité.",{"type":75,"value":107,"format":12,"indent":37,"version":38,"children":264,"direction":48},[265,267],{"mode":45,"text":266,"type":47,"style":12,"detail":37,"format":38,"version":38},"Défaut qui revient",{"mode":45,"text":268,"type":47,"style":12,"detail":37,"format":37,"version":38}," : la cause est toujours là ; l’effacement ne répare rien.","richText",[271,274,277,280],{"label":272,"value":273},"Éditeur","Groupe PSA, aujourd’hui Stellantis",{"label":275,"value":276},"Marques","Peugeot, Citroën, DS",{"label":278,"value":279},"Interface","Actia XS Evolution (VCI approuvée par Stellantis)",{"label":281,"value":282},"Prédécesseurs","Lexia (Citroën), PP2000 (Peugeot)","Stellantis propose aux réparateurs indépendants un accès payant aux informations techniques et aux outils de diagnostic de ses marques, comme l’impose la réglementation européenne. Les modalités exactes (portail, durée des licences, interface requise) évoluent : vérifiez-les auprès du constructeur avant de vous équiper.",[],[286,289,292,295],{"question":287,"answer":288},"Diagbox remplace-t-il Lexia et PP2000 ?","Oui. Diagbox a succédé à Lexia, l’outil Citroën, et à PP2000, l’outil Peugeot, en réunissant les deux marques et DS dans un même logiciel.",{"question":290,"answer":291},"Quelle interface faut-il pour Diagbox ?","Une interface VCI compatible avec la version installée : historiquement l’interface Lexia-3 \u002F PP2000, puis des VCI plus récentes. La correspondance entre logiciel et interface est essentielle.",{"question":293,"answer":294},"Qu’est-ce que le télécodage ?","La configuration d’un calculateur selon l’équipement du véhicule, par exemple après le remplacement d’un boîtier. Certaines opérations exigent un accès en ligne habilité.",{"question":296,"answer":297},"Diagbox fonctionne-t-il sur les modèles Stellantis récents ?","Sur les modèles issus des plateformes PSA, oui. Pour les modèles conçus sur d’autres plateformes du groupe, l’outil constructeur peut être différent : à vérifier.",[],{"title":300,"description":301,"image":13},"Diagbox : diagnostic Peugeot, Citroën et DS, interface et télécodage","Diagbox, l’outil de diagnostic Peugeot, Citroën et DS : test global, télécodage, mise à jour des calculateurs, interface VCI et pannes courantes.","2026-10-06T08:57:56.672Z",{"name":304,"slug":305},"Peugeot \u002F Citroën \u002F DS","peugeot-citroen",{"url":307,"message":13},"https:\u002F\u002Fdiscord.gg\u002FbCaSPuNsJU",[309,318,325,333],{"id":310,"placement":311,"format":312,"device":313,"key":314,"scriptUrl":315,"width":316,"height":317},"6ac4326bea65d28c32ae2734","afterIntro","banner","desktop","14193879d86abacb60acca0a53235157","https:\u002F\u002Fbicea.org\u002F22\u002F14193879d86abacb60acca0a53235157",728,90,{"id":319,"placement":311,"format":312,"device":320,"key":321,"scriptUrl":322,"width":323,"height":324},"6ac4326bea65d28c32ae2735","mobile","16578ca1b5fdbce41eb842573bdd081a","https:\u002F\u002Fbicea.org\u002F22\u002F16578ca1b5fdbce41eb842573bdd081a",320,50,{"id":326,"placement":327,"format":312,"device":328,"key":329,"scriptUrl":330,"width":331,"height":332},"6ac4326bea65d28c32ae2736","inContent","all","fffb370930efbbcacee41a6d94a3c6c9","https:\u002F\u002Fbicea.org\u002F22\u002Ffffb370930efbbcacee41a6d94a3c6c9",300,250,{"id":334,"placement":335,"format":336,"device":313,"key":337,"scriptUrl":338,"width":37,"height":37},"6ac4326bea65d28c32ae2737","beforeFaq","native","cc5f5a43bfb6719344ae1c8b81225d72","https:\u002F\u002Fbicea.org\u002F21\u002Fcc5f5a43bfb6719344ae1c8b81225d72",[],[],[342,346],{"to":343,"name":344,"excerpt":345},"\u002Fguides\u002Fvalise-diagnostic-peugeot-citroen","Quelle valise diagnostic pour une Peugeot ou une Citroën ?","Valise Peugeot ou Citroën : vérifiez les calculateurs, l’entretien et la gestion de l’additif FAP sans la confondre avec l’AdBlue.",{"to":347,"name":348,"excerpt":349},"\u002Fcomparatifs\u002Foutil-dedie-marque-ou-multimarque","Outil dédié à une marque ou valise multimarque : que gagne-t-on vraiment ?","Outil dédié à une marque ou multimarque : comparez la profondeur de couverture, les fonctions exactes et les licences pour votre parc.",[],[352,355,358],{"to":353,"name":354},"\u002Fvehicules\u002Fpeugeot","Peugeot",{"to":356,"name":357},"\u002Fvehicules\u002Fcitroen","Citroën",{"to":359,"name":360},"\u002Fvehicules\u002Fds","DS"]