{"id":357272,"date":"2026-06-23T09:37:01","date_gmt":"2026-06-23T07:37:01","guid":{"rendered":"https:\/\/staging.alientech-tools.com\/faqs\/a-quoi-sert-la-lecture-des-dtc-avant-une-recalibration\/"},"modified":"2026-06-23T09:37:01","modified_gmt":"2026-06-23T07:37:01","slug":"a-quoi-sert-la-lecture-des-dtc-avant-une-recalibration","status":"publish","type":"att_faq","link":"https:\/\/www.alientech-tools.com\/fr\/faqs\/a-quoi-sert-la-lecture-des-dtc-avant-une-recalibration\/","title":{"rendered":"\u00c0 quoi sert la lecture des DTC avant une recalibration ?"},"content":{"rendered":"<p>Lire les DTC avant d\u2019intervenir vous permet de v\u00e9rifier si des anomalies sont d\u00e9j\u00e0 pr\u00e9sentes sur le v\u00e9hicule. Vous travaillez ainsi avec plus de contr\u00f4le et pouvez distinguer les \u00e9ventuels probl\u00e8mes pr\u00e9existants de ceux apparus apr\u00e8s l\u2019intervention. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Lire les DTC avant d\u2019intervenir vous permet de v\u00e9rifier si des anomalies sont d\u00e9j\u00e0 pr\u00e9sentes sur le v\u00e9hicule. Vous travaillez ainsi avec plus de contr\u00f4le et pouvez distinguer les \u00e9ventuels probl\u00e8mes pr\u00e9existants de ceux apparus apr\u00e8s l\u2019intervention.<\/p>\n","protected":false},"template":"","att_faq_topic":[312,815,814],"att_faq_scope":[939],"att_product":[24,25],"class_list":["post-357272","att_faq","type-att_faq","status-publish","hentry","att_faq_topic-connessione-e-operativita","att_faq_topic-datalogging-diagnostic-et-analyse","att_faq_topic-securite-et-bonnes-pratiques"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u00c0 quoi sert la lecture des DTC avant une recalibration ? - Alientech<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.alientech-tools.com\/fr\/faqs\/a-quoi-sert-la-lecture-des-dtc-avant-une-recalibration\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u00c0 quoi sert la lecture des DTC avant une recalibration ? - Alientech\" \/>\n<meta property=\"og:description\" content=\"Lire les DTC avant d\u2019intervenir vous permet de v\u00e9rifier si des anomalies sont d\u00e9j\u00e0 pr\u00e9sentes sur le v\u00e9hicule. Vous travaillez ainsi avec plus de contr\u00f4le et pouvez distinguer les \u00e9ventuels probl\u00e8mes pr\u00e9existants de ceux apparus apr\u00e8s l\u2019intervention.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.alientech-tools.com\/fr\/faqs\/a-quoi-sert-la-lecture-des-dtc-avant-une-recalibration\/\" \/>\n<meta property=\"og:site_name\" content=\"Alientech\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/AlientechItalia\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.alientech-tools.com\\\/fr\\\/faqs\\\/a-quoi-sert-la-lecture-des-dtc-avant-une-recalibration\\\/\",\"url\":\"https:\\\/\\\/www.alientech-tools.com\\\/fr\\\/faqs\\\/a-quoi-sert-la-lecture-des-dtc-avant-une-recalibration\\\/\",\"name\":\"\u00c0 quoi sert la lecture des DTC avant une recalibration ? - Alientech\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.alientech-tools.com\\\/fr\\\/#website\"},\"datePublished\":\"2026-06-23T07:37:01+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.alientech-tools.com\\\/fr\\\/faqs\\\/a-quoi-sert-la-lecture-des-dtc-avant-une-recalibration\\\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.alientech-tools.com\\\/fr\\\/faqs\\\/a-quoi-sert-la-lecture-des-dtc-avant-une-recalibration\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.alientech-tools.com\\\/fr\\\/faqs\\\/a-quoi-sert-la-lecture-des-dtc-avant-une-recalibration\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.alientech-tools.com\\\/fr\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"FAQs\",\"item\":\"https:\\\/\\\/www.alientech-tools.com\\\/fr\\\/faqs\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"\u00c0 quoi sert la lecture des DTC avant une recalibration ?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.alientech-tools.com\\\/fr\\\/#website\",\"url\":\"https:\\\/\\\/www.alientech-tools.com\\\/fr\\\/\",\"name\":\"Alientech\",\"description\":\"Tools for ECU remapping\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.alientech-tools.com\\\/fr\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.alientech-tools.com\\\/fr\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.alientech-tools.com\\\/fr\\\/#organization\",\"name\":\"Alientech S.r.l.\",\"url\":\"https:\\\/\\\/www.alientech-tools.com\\\/fr\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/www.alientech-tools.com\\\/fr\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.alientech-tools.com\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/alientech_logo.webp\",\"contentUrl\":\"https:\\\/\\\/www.alientech-tools.com\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/alientech_logo.webp\",\"width\":484,\"height\":252,\"caption\":\"Alientech S.r.l.\"},\"image\":{\"@id\":\"https:\\\/\\\/www.alientech-tools.com\\\/fr\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/AlientechItalia\\\/\",\"https:\\\/\\\/www.instagram.com\\\/alientech_official\\\/\",\"https:\\\/\\\/www.youtube.com\\\/channel\\\/UCIxpLqJkBSnlqtxJhch5PqQ\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u00c0 quoi sert la lecture des DTC avant une recalibration ? - Alientech","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.alientech-tools.com\/fr\/faqs\/a-quoi-sert-la-lecture-des-dtc-avant-une-recalibration\/","og_locale":"fr_FR","og_type":"article","og_title":"\u00c0 quoi sert la lecture des DTC avant une recalibration ? - Alientech","og_description":"Lire les DTC avant d\u2019intervenir vous permet de v\u00e9rifier si des anomalies sont d\u00e9j\u00e0 pr\u00e9sentes sur le v\u00e9hicule. 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