{"id":15253,"date":"2023-10-06T19:14:02","date_gmt":"2023-10-06T19:14:02","guid":{"rendered":"https:\/\/www.motointegrator.fr\/blog\/?p=15253"},"modified":"2025-09-29T07:44:17","modified_gmt":"2025-09-29T07:44:17","slug":"quest-ce-quun-bus-can","status":"publish","type":"post","link":"https:\/\/www.motointegrator.fr\/blog\/quest-ce-quun-bus-can\/","title":{"rendered":"La norme en mati\u00e8re de communication automobile : qu&rsquo;est-ce qu&rsquo;un bus CAN ?"},"content":{"rendered":"<p>Le bus CAN est un bus de donn\u00e9es utilis\u00e9 dans les domaines industriels les plus divers. L&rsquo;<strong>industrie automobile <\/strong>en fait \u00e9galement partie. Le bus CAN assume ici des t\u00e2ches importantes dans les <strong>interactions entre les diff\u00e9rents syst\u00e8mes<\/strong>, capteurs et calculateurs du v\u00e9hicule. D\u00e9couvrez ici ce <strong>qu&rsquo;est un bus CAN<\/strong>, son fonctionnement et la raison pour laquelle il est int\u00e9gr\u00e9 dans les v\u00e9hicules modernes.<\/p>\n<h2>Pourquoi le syst\u00e8me CAN-Bus a-t-il \u00e9t\u00e9 con\u00e7u ?<\/h2>\n<p>Alors qu&rsquo;auparavant, les processus m\u00e9caniques dans les voitures \u00e9taient pr\u00e9dominants, aujourd&rsquo;hui, <strong>de plus en plus de composants des voitures sont pilot\u00e9s \u00e9lectroniquement<\/strong>. Chaque calculateur, chaque composant a besoin d&rsquo;un c\u00e2ble qui transmet aux r\u00e9cepteurs les signaux ad\u00e9quats. Le probl\u00e8me, c&rsquo;est que plus il y a de composants impliqu\u00e9s, plus il y a de c\u00e2bles. Dans les ann\u00e9es 1980 d\u00e9j\u00e0, les voitures comportaient parfois <strong>plusieurs kilom\u00e8tres de c\u00e2bles<\/strong> et des centaines de types de faisceaux de c\u00e2bles.<\/p>\n<p>Pour simplifier tout cela, Bosch et Intel ont travaill\u00e9 \u00e0 l&rsquo;\u00e9poque \u00e0 la mise au point d&rsquo;une ligne de bus CAN. Les <strong>premi\u00e8res voitures \u00e9quip\u00e9es du bus CAN<\/strong> sont sorties des cha\u00eenes de production de Mercedes en <strong>1992<\/strong>. De nombreux autres constructeurs ont suivi l&rsquo;exemple du constructeur de Stuttgart. Au cours des derni\u00e8res d\u00e9cennies, le <strong>syst\u00e8me de bus n&rsquo;a cess\u00e9 d&rsquo;\u00eatre perfectionn\u00e9<\/strong> et est aujourd&rsquo;hui disponible en diff\u00e9rentes variantes.<\/p>\n<h2>D\u00e9finition : qu&rsquo;est-ce qu&rsquo;un bus CAN ?<\/h2>\n<p>L&rsquo;abr\u00e9viation CAN signifie <strong>Controled Area Network<\/strong>. Le syst\u00e8me de bus de donn\u00e9es assure l&rsquo;\u00e9change de donn\u00e9es et la communication entre diff\u00e9rents modules \u00e9lectroniques \u00e0 une <strong>vitesse pouvant aller jusqu&rsquo;\u00e0 1 Mbit\/s<\/strong>. Dans une voiture, le bus CAN se charge de la communication entre les diff\u00e9rents composants du v\u00e9hicule. Les lignes du bus CAN transmettent les donn\u00e9es les plus diverses, par exemple pour ces <strong>t\u00e2ches<\/strong> :<\/p>\n<ul>\n<li>Commande de la climatisation<\/li>\n<li>Gestion du moteur<\/li>\n<li>R\u00e9action rapide des freins<\/li>\n<li>Syst\u00e8mes de contr\u00f4le de la pression des pneus<\/li>\n<li>Commande des essuie-glaces<\/li>\n<li>infodivertissement (en anglais : <em>infotainment<\/em>)<\/li>\n<\/ul>\n<p>La particularit\u00e9 du syst\u00e8me r\u00e9side dans sa simplicit\u00e9 : <strong>seuls deux c\u00e2bles<\/strong> sont n\u00e9cessaires pour assurer la communication entre les diff\u00e9rents m\u00e9canismes de commande. Le syst\u00e8me de bus relie les calculateurs entre eux et permet ainsi des op\u00e9rations tr\u00e8s complexes, comme le changement de vitesse finement r\u00e9gl\u00e9 d&rsquo;une bo\u00eete automatique. Un seul syst\u00e8me de bus permet de relier entre eux <strong>jusqu&rsquo;\u00e0 100 calculateurs<\/strong>.<\/p>\n<h2>Aper\u00e7u des avantages et des inconv\u00e9nients du syst\u00e8me CAN<\/h2>\n<p>Les nombreux <strong>avantages du syst\u00e8me CAN<\/strong> ont certainement contribu\u00e9 \u00e0 la g\u00e9n\u00e9ralisation rapide et importante de ce syst\u00e8me :<\/p>\n<ul>\n<li>Il faut nettement moins de c\u00e2bles et de connecteurs.<\/li>\n<li>Le poids du v\u00e9hicule (gain d&rsquo;efficacit\u00e9) et l&rsquo;encombrement du syst\u00e8me de bus de donn\u00e9es s&rsquo;en trouvent r\u00e9duits, de m\u00eame que les co\u00fbts.<\/li>\n<li>Le CAN \u00e9largit les possibilit\u00e9s de communication et de mise en r\u00e9seau dans le v\u00e9hicule.\u00a0 Cela n&rsquo;est pas le cas avec un simple c\u00e2blage.<\/li>\n<li>Le diagnostic des probl\u00e8mes est facilit\u00e9 par des composants sp\u00e9ciaux.<\/li>\n<li>Les bus CAN sont faciles \u00e0 manipuler et \u00e0 exploiter.<\/li>\n<li>Une extension ult\u00e9rieure est g\u00e9n\u00e9ralement facile \u00e0 mettre en \u0153uvre.<\/li>\n<li>Si un seul composant connect\u00e9 au bus CAN pr\u00e9sente des dysfonctionnements, cela n&rsquo;affecte pas la communication des autres composants entre eux.<\/li>\n<\/ul>\n<p>Toutefois, il existe aussi des <strong>restrictions dans l&rsquo;utilisation du syst\u00e8me<\/strong>. La longueur, par exemple, est un inconv\u00e9nient. La ligne du bus CAN doit \u00eatre d&rsquo;une certaine longueur, sinon les signaux ne peuvent plus \u00eatre transmis correctement \u00e0 la vitesse souhait\u00e9e. Cela ne concerne pas seulement la ligne principale, mais aussi les lignes de d\u00e9rivation vers les calculateurs embarqu\u00e9s.<\/p>\n<div class=\"product-slider\" style=\"--swiper-theme-color: #d80812;--swiper-navigation-size: 22px;--swiper-navigation-sides-offset: -25px;\"><div class=\"swiper\"><div class=\"swiper-wrapper\"><div class=\"swiper-slide product\"><img decoding=\"async\" src=\"https:\/\/ic-files-res.cloudinary.com\/image\/upload\/t_pad_white1200x1200v1\/v1\/item\/wtj6zi4wnrxmixdh7hfz.jpg\" alt=\"40568\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/1146414-disque-de-frein-brembo-9574521-avant-ventile-a-haute-teneur-en-carbone-1-piece\" target=\"_blank\">Disque de frein BREMBO 9574521 avant, ventil\u00e9, \u00e0 haute teneur en carbone, 1 pi\u00e8ce<\/a><p>Brembo<\/p><div class=\"price-container\"><p class=\"price\">38.36 EUR<\/p><button class=\"price-button\"><svg id=\"fi_9219671\" enable-background=\"new 0 0 64 64\" height=\"512\" viewBox=\"0 0 64 64\" width=\"512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><g><g><path d=\"m25.308 61.679c-3.514 0-6.373-2.859-6.373-6.373s2.859-6.372 6.373-6.372 6.373 2.858 6.373 6.372-2.859 6.373-6.373 6.373zm0-8.745c-1.308 0-2.373 1.064-2.373 2.372 0 1.309 1.064 2.373 2.373 2.373s2.373-1.064 2.373-2.373c0-1.308-1.064-2.372-2.373-2.372z\"><\/path><path d=\"m47.462 61.679c-3.514 0-6.372-2.859-6.372-6.373s2.858-6.372 6.372-6.372 6.373 2.858 6.373 6.372-2.86 6.373-6.373 6.373zm0-8.745c-1.308 0-2.372 1.064-2.372 2.372 0 1.309 1.064 2.373 2.372 2.373 1.309 0 2.373-1.064 2.373-2.373 0-1.308-1.065-2.372-2.373-2.372z\"><\/path><\/g><path d=\"m52.128 43.994h-31.419c-3.057 0-5.668-2.081-6.35-5.061l-6.521-28.477c-.086-.376-.346-.698-.696-.86l-5.409-2.507c-1.252-.58-1.797-2.066-1.217-3.319.58-1.252 2.067-1.797 3.319-1.217l5.409 2.507c1.743.807 3.04 2.407 3.468 4.28l6.521 28.479c.158.692.765 1.176 1.476 1.176h31.419c.708 0 1.314-.481 1.476-1.171l5.07-21.813c.145-.62-.119-1.071-.288-1.284-.17-.214-.55-.572-1.186-.572h-37c-1.381 0-2.5-1.119-2.5-2.5s1.119-2.5 2.5-2.5h37c1.999 0 3.857.897 5.101 2.462s1.696 3.579 1.244 5.526l-5.071 21.814c-.691 2.965-3.3 5.037-6.346 5.037z\"><\/path><\/g><\/svg><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"m8.25 4.5 7.5 7.5-7.5 7.5\" \/><\/svg><\/button><\/div><p class=\"price-info\">TVA incluse, hors frais de port<\/p><\/div><div class=\"swiper-slide product\"><img decoding=\"async\" src=\"https:\/\/ic-files-res.cloudinary.com\/image\/upload\/t_pad_white1200x1200v1\/v1\/item\/w3liaiqtq1wxhrqzemvh.jpg\" alt=\"40908\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/1531029-courroie-trapezoidale-a-nervures-gates-6pk1560\" target=\"_blank\">Courroie trap\u00e9zo\u00efdale \u00e0 nervures GATES 6PK1560<\/a><p>Gates<\/p><div class=\"price-container\"><p class=\"price\">19.18 EUR<\/p><button class=\"price-button\"><svg id=\"fi_9219671\" enable-background=\"new 0 0 64 64\" height=\"512\" viewBox=\"0 0 64 64\" width=\"512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><g><g><path d=\"m25.308 61.679c-3.514 0-6.373-2.859-6.373-6.373s2.859-6.372 6.373-6.372 6.373 2.858 6.373 6.372-2.859 6.373-6.373 6.373zm0-8.745c-1.308 0-2.373 1.064-2.373 2.372 0 1.309 1.064 2.373 2.373 2.373s2.373-1.064 2.373-2.373c0-1.308-1.064-2.372-2.373-2.372z\"><\/path><path d=\"m47.462 61.679c-3.514 0-6.372-2.859-6.372-6.373s2.858-6.372 6.372-6.372 6.373 2.858 6.373 6.372-2.86 6.373-6.373 6.373zm0-8.745c-1.308 0-2.372 1.064-2.372 2.372 0 1.309 1.064 2.373 2.372 2.373 1.309 0 2.373-1.064 2.373-2.373 0-1.308-1.065-2.372-2.373-2.372z\"><\/path><\/g><path d=\"m52.128 43.994h-31.419c-3.057 0-5.668-2.081-6.35-5.061l-6.521-28.477c-.086-.376-.346-.698-.696-.86l-5.409-2.507c-1.252-.58-1.797-2.066-1.217-3.319.58-1.252 2.067-1.797 3.319-1.217l5.409 2.507c1.743.807 3.04 2.407 3.468 4.28l6.521 28.479c.158.692.765 1.176 1.476 1.176h31.419c.708 0 1.314-.481 1.476-1.171l5.07-21.813c.145-.62-.119-1.071-.288-1.284-.17-.214-.55-.572-1.186-.572h-37c-1.381 0-2.5-1.119-2.5-2.5s1.119-2.5 2.5-2.5h37c1.999 0 3.857.897 5.101 2.462s1.696 3.579 1.244 5.526l-5.071 21.814c-.691 2.965-3.3 5.037-6.346 5.037z\"><\/path><\/g><\/svg><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"m8.25 4.5 7.5 7.5-7.5 7.5\" \/><\/svg><\/button><\/div><p class=\"price-info\">TVA incluse, hors frais de port<\/p><\/div><div class=\"swiper-slide product\"><img decoding=\"async\" src=\"https:\/\/ic-files-res.cloudinary.com\/image\/upload\/t_pad_white1200x1200v1\/v1\/item\/pcgsk5oldlq6gpyedlzo.jpg\" alt=\"35359\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/1480281-filtre-a-huile-mann-filter-wp-11-1023\" target=\"_blank\">Filtre \u00e0 huile MANN-FILTER WP 11 102\/3<\/a><p>Mann-Filter<\/p><div class=\"price-container\"><p class=\"price\">12.26 EUR<\/p><button class=\"price-button\"><svg id=\"fi_9219671\" enable-background=\"new 0 0 64 64\" height=\"512\" viewBox=\"0 0 64 64\" width=\"512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><g><g><path d=\"m25.308 61.679c-3.514 0-6.373-2.859-6.373-6.373s2.859-6.372 6.373-6.372 6.373 2.858 6.373 6.372-2.859 6.373-6.373 6.373zm0-8.745c-1.308 0-2.373 1.064-2.373 2.372 0 1.309 1.064 2.373 2.373 2.373s2.373-1.064 2.373-2.373c0-1.308-1.064-2.372-2.373-2.372z\"><\/path><path d=\"m47.462 61.679c-3.514 0-6.372-2.859-6.372-6.373s2.858-6.372 6.372-6.372 6.373 2.858 6.373 6.372-2.86 6.373-6.373 6.373zm0-8.745c-1.308 0-2.372 1.064-2.372 2.372 0 1.309 1.064 2.373 2.372 2.373 1.309 0 2.373-1.064 2.373-2.373 0-1.308-1.065-2.372-2.373-2.372z\"><\/path><\/g><path d=\"m52.128 43.994h-31.419c-3.057 0-5.668-2.081-6.35-5.061l-6.521-28.477c-.086-.376-.346-.698-.696-.86l-5.409-2.507c-1.252-.58-1.797-2.066-1.217-3.319.58-1.252 2.067-1.797 3.319-1.217l5.409 2.507c1.743.807 3.04 2.407 3.468 4.28l6.521 28.479c.158.692.765 1.176 1.476 1.176h31.419c.708 0 1.314-.481 1.476-1.171l5.07-21.813c.145-.62-.119-1.071-.288-1.284-.17-.214-.55-.572-1.186-.572h-37c-1.381 0-2.5-1.119-2.5-2.5s1.119-2.5 2.5-2.5h37c1.999 0 3.857.897 5.101 2.462s1.696 3.579 1.244 5.526l-5.071 21.814c-.691 2.965-3.3 5.037-6.346 5.037z\"><\/path><\/g><\/svg><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"m8.25 4.5 7.5 7.5-7.5 7.5\" \/><\/svg><\/button><\/div><p class=\"price-info\">TVA incluse, hors frais de port<\/p><\/div><div class=\"swiper-slide product\"><img decoding=\"async\" src=\"https:\/\/ic-files-res.cloudinary.com\/image\/upload\/t_pad_white1200x1200v1\/v1\/item\/wrozqfnbnjzv7rxc6szn.jpg\" alt=\"37222\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/187482-jeu-de-plaquettes-de-frein-trw-gdb3450-avant\" target=\"_blank\">Jeu de plaquettes de frein TRW GDB3450, avant<\/a><p>Trw<\/p><div class=\"price-container\"><p class=\"price\">21.20 EUR<\/p><button class=\"price-button\"><svg id=\"fi_9219671\" enable-background=\"new 0 0 64 64\" height=\"512\" viewBox=\"0 0 64 64\" width=\"512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><g><g><path d=\"m25.308 61.679c-3.514 0-6.373-2.859-6.373-6.373s2.859-6.372 6.373-6.372 6.373 2.858 6.373 6.372-2.859 6.373-6.373 6.373zm0-8.745c-1.308 0-2.373 1.064-2.373 2.372 0 1.309 1.064 2.373 2.373 2.373s2.373-1.064 2.373-2.373c0-1.308-1.064-2.372-2.373-2.372z\"><\/path><path d=\"m47.462 61.679c-3.514 0-6.372-2.859-6.372-6.373s2.858-6.372 6.372-6.372 6.373 2.858 6.373 6.372-2.86 6.373-6.373 6.373zm0-8.745c-1.308 0-2.372 1.064-2.372 2.372 0 1.309 1.064 2.373 2.372 2.373 1.309 0 2.373-1.064 2.373-2.373 0-1.308-1.065-2.372-2.373-2.372z\"><\/path><\/g><path d=\"m52.128 43.994h-31.419c-3.057 0-5.668-2.081-6.35-5.061l-6.521-28.477c-.086-.376-.346-.698-.696-.86l-5.409-2.507c-1.252-.58-1.797-2.066-1.217-3.319.58-1.252 2.067-1.797 3.319-1.217l5.409 2.507c1.743.807 3.04 2.407 3.468 4.28l6.521 28.479c.158.692.765 1.176 1.476 1.176h31.419c.708 0 1.314-.481 1.476-1.171l5.07-21.813c.145-.62-.119-1.071-.288-1.284-.17-.214-.55-.572-1.186-.572h-37c-1.381 0-2.5-1.119-2.5-2.5s1.119-2.5 2.5-2.5h37c1.999 0 3.857.897 5.101 2.462s1.696 3.579 1.244 5.526l-5.071 21.814c-.691 2.965-3.3 5.037-6.346 5.037z\"><\/path><\/g><\/svg><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"m8.25 4.5 7.5 7.5-7.5 7.5\" \/><\/svg><\/button><\/div><p class=\"price-info\">TVA incluse, hors frais de port<\/p><\/div><div class=\"swiper-slide product\"><img decoding=\"async\" src=\"https:\/\/ic-files-res.cloudinary.com\/image\/upload\/t_pad_white1200x1200v1\/v1\/item\/qmiuu0frzme4fvey0pnp.jpg\" alt=\"41888\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/1805320-jeu-de-plaquettes-de-frein-textar-2431001-avant\" target=\"_blank\">Jeu de plaquettes de frein TEXTAR 2431001, avant<\/a><p>Textar<\/p><div class=\"price-container\"><p class=\"price\">44.50 EUR<\/p><button class=\"price-button\"><svg id=\"fi_9219671\" enable-background=\"new 0 0 64 64\" height=\"512\" viewBox=\"0 0 64 64\" width=\"512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><g><g><path d=\"m25.308 61.679c-3.514 0-6.373-2.859-6.373-6.373s2.859-6.372 6.373-6.372 6.373 2.858 6.373 6.372-2.859 6.373-6.373 6.373zm0-8.745c-1.308 0-2.373 1.064-2.373 2.372 0 1.309 1.064 2.373 2.373 2.373s2.373-1.064 2.373-2.373c0-1.308-1.064-2.372-2.373-2.372z\"><\/path><path d=\"m47.462 61.679c-3.514 0-6.372-2.859-6.372-6.373s2.858-6.372 6.372-6.372 6.373 2.858 6.373 6.372-2.86 6.373-6.373 6.373zm0-8.745c-1.308 0-2.372 1.064-2.372 2.372 0 1.309 1.064 2.373 2.372 2.373 1.309 0 2.373-1.064 2.373-2.373 0-1.308-1.065-2.372-2.373-2.372z\"><\/path><\/g><path d=\"m52.128 43.994h-31.419c-3.057 0-5.668-2.081-6.35-5.061l-6.521-28.477c-.086-.376-.346-.698-.696-.86l-5.409-2.507c-1.252-.58-1.797-2.066-1.217-3.319.58-1.252 2.067-1.797 3.319-1.217l5.409 2.507c1.743.807 3.04 2.407 3.468 4.28l6.521 28.479c.158.692.765 1.176 1.476 1.176h31.419c.708 0 1.314-.481 1.476-1.171l5.07-21.813c.145-.62-.119-1.071-.288-1.284-.17-.214-.55-.572-1.186-.572h-37c-1.381 0-2.5-1.119-2.5-2.5s1.119-2.5 2.5-2.5h37c1.999 0 3.857.897 5.101 2.462s1.696 3.579 1.244 5.526l-5.071 21.814c-.691 2.965-3.3 5.037-6.346 5.037z\"><\/path><\/g><\/svg><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"m8.25 4.5 7.5 7.5-7.5 7.5\" \/><\/svg><\/button><\/div><p class=\"price-info\">TVA incluse, hors frais de port<\/p><\/div><div class=\"swiper-slide product\"><img decoding=\"async\" src=\"https:\/\/ic-files-res.cloudinary.com\/image\/upload\/t_pad_white1200x1200v1\/v1\/item\/v4hwbva3gjl6t3tws1yd.jpg\" alt=\"39197\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/1890615-biellette-de-direction-febi-bilstein-44342\" target=\"_blank\">Biellette de direction FEBI BILSTEIN 44342<\/a><p>Febi Bilstein<\/p><div class=\"price-container\"><p class=\"price\">24.72 EUR<\/p><button class=\"price-button\"><svg id=\"fi_9219671\" enable-background=\"new 0 0 64 64\" height=\"512\" viewBox=\"0 0 64 64\" width=\"512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><g><g><path d=\"m25.308 61.679c-3.514 0-6.373-2.859-6.373-6.373s2.859-6.372 6.373-6.372 6.373 2.858 6.373 6.372-2.859 6.373-6.373 6.373zm0-8.745c-1.308 0-2.373 1.064-2.373 2.372 0 1.309 1.064 2.373 2.373 2.373s2.373-1.064 2.373-2.373c0-1.308-1.064-2.372-2.373-2.372z\"><\/path><path d=\"m47.462 61.679c-3.514 0-6.372-2.859-6.372-6.373s2.858-6.372 6.372-6.372 6.373 2.858 6.373 6.372-2.86 6.373-6.373 6.373zm0-8.745c-1.308 0-2.372 1.064-2.372 2.372 0 1.309 1.064 2.373 2.372 2.373 1.309 0 2.373-1.064 2.373-2.373 0-1.308-1.065-2.372-2.373-2.372z\"><\/path><\/g><path d=\"m52.128 43.994h-31.419c-3.057 0-5.668-2.081-6.35-5.061l-6.521-28.477c-.086-.376-.346-.698-.696-.86l-5.409-2.507c-1.252-.58-1.797-2.066-1.217-3.319.58-1.252 2.067-1.797 3.319-1.217l5.409 2.507c1.743.807 3.04 2.407 3.468 4.28l6.521 28.479c.158.692.765 1.176 1.476 1.176h31.419c.708 0 1.314-.481 1.476-1.171l5.07-21.813c.145-.62-.119-1.071-.288-1.284-.17-.214-.55-.572-1.186-.572h-37c-1.381 0-2.5-1.119-2.5-2.5s1.119-2.5 2.5-2.5h37c1.999 0 3.857.897 5.101 2.462s1.696 3.579 1.244 5.526l-5.071 21.814c-.691 2.965-3.3 5.037-6.346 5.037z\"><\/path><\/g><\/svg><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"m8.25 4.5 7.5 7.5-7.5 7.5\" \/><\/svg><\/button><\/div><p class=\"price-info\">TVA incluse, hors frais de port<\/p><\/div><div class=\"swiper-slide product\"><img decoding=\"async\" src=\"https:\/\/ic-files-res.cloudinary.com\/image\/upload\/t_pad_white1200x1200v1\/v1\/item\/13XFkfZtbrac2HuPM2hfSY5qoxrR4g3L.jpg\" alt=\"45255\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/1712082-reflecteur-feu-de-positiondencombrement-hella-9dx-159-419-001\" target=\"_blank\">R\u00e9flecteur, feu de position\/d'encombrement HELLA 9DX 159 419-001<\/a><p>Hella<\/p><div class=\"price-container\"><p class=\"price\">23.20 EUR<\/p><button class=\"price-button\"><svg id=\"fi_9219671\" enable-background=\"new 0 0 64 64\" height=\"512\" viewBox=\"0 0 64 64\" width=\"512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><g><g><path d=\"m25.308 61.679c-3.514 0-6.373-2.859-6.373-6.373s2.859-6.372 6.373-6.372 6.373 2.858 6.373 6.372-2.859 6.373-6.373 6.373zm0-8.745c-1.308 0-2.373 1.064-2.373 2.372 0 1.309 1.064 2.373 2.373 2.373s2.373-1.064 2.373-2.373c0-1.308-1.064-2.372-2.373-2.372z\"><\/path><path d=\"m47.462 61.679c-3.514 0-6.372-2.859-6.372-6.373s2.858-6.372 6.372-6.372 6.373 2.858 6.373 6.372-2.86 6.373-6.373 6.373zm0-8.745c-1.308 0-2.372 1.064-2.372 2.372 0 1.309 1.064 2.373 2.372 2.373 1.309 0 2.373-1.064 2.373-2.373 0-1.308-1.065-2.372-2.373-2.372z\"><\/path><\/g><path d=\"m52.128 43.994h-31.419c-3.057 0-5.668-2.081-6.35-5.061l-6.521-28.477c-.086-.376-.346-.698-.696-.86l-5.409-2.507c-1.252-.58-1.797-2.066-1.217-3.319.58-1.252 2.067-1.797 3.319-1.217l5.409 2.507c1.743.807 3.04 2.407 3.468 4.28l6.521 28.479c.158.692.765 1.176 1.476 1.176h31.419c.708 0 1.314-.481 1.476-1.171l5.07-21.813c.145-.62-.119-1.071-.288-1.284-.17-.214-.55-.572-1.186-.572h-37c-1.381 0-2.5-1.119-2.5-2.5s1.119-2.5 2.5-2.5h37c1.999 0 3.857.897 5.101 2.462s1.696 3.579 1.244 5.526l-5.071 21.814c-.691 2.965-3.3 5.037-6.346 5.037z\"><\/path><\/g><\/svg><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"m8.25 4.5 7.5 7.5-7.5 7.5\" \/><\/svg><\/button><\/div><p class=\"price-info\">TVA incluse, hors frais de port<\/p><\/div><div class=\"swiper-slide product\"><img decoding=\"async\" src=\"https:\/\/ic-files-res.cloudinary.com\/image\/upload\/t_pad_white1200x1200v1\/v1\/item\/xc3fxhwll5ss0shbooyl.jpg\" alt=\"49592\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/1904488-huile-de-transmission-ravenol-1211140-awd-h-fluid-1l\" target=\"_blank\">Huile de transmission RAVENOL 1211140 AWD-H FLUID 1L<\/a><p>Ravenol<\/p><div class=\"price-container\"><p class=\"price\">22.45 EUR<\/p><button class=\"price-button\"><svg id=\"fi_9219671\" enable-background=\"new 0 0 64 64\" height=\"512\" viewBox=\"0 0 64 64\" width=\"512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><g><g><path d=\"m25.308 61.679c-3.514 0-6.373-2.859-6.373-6.373s2.859-6.372 6.373-6.372 6.373 2.858 6.373 6.372-2.859 6.373-6.373 6.373zm0-8.745c-1.308 0-2.373 1.064-2.373 2.372 0 1.309 1.064 2.373 2.373 2.373s2.373-1.064 2.373-2.373c0-1.308-1.064-2.372-2.373-2.372z\"><\/path><path d=\"m47.462 61.679c-3.514 0-6.372-2.859-6.372-6.373s2.858-6.372 6.372-6.372 6.373 2.858 6.373 6.372-2.86 6.373-6.373 6.373zm0-8.745c-1.308 0-2.372 1.064-2.372 2.372 0 1.309 1.064 2.373 2.372 2.373 1.309 0 2.373-1.064 2.373-2.373 0-1.308-1.065-2.372-2.373-2.372z\"><\/path><\/g><path d=\"m52.128 43.994h-31.419c-3.057 0-5.668-2.081-6.35-5.061l-6.521-28.477c-.086-.376-.346-.698-.696-.86l-5.409-2.507c-1.252-.58-1.797-2.066-1.217-3.319.58-1.252 2.067-1.797 3.319-1.217l5.409 2.507c1.743.807 3.04 2.407 3.468 4.28l6.521 28.479c.158.692.765 1.176 1.476 1.176h31.419c.708 0 1.314-.481 1.476-1.171l5.07-21.813c.145-.62-.119-1.071-.288-1.284-.17-.214-.55-.572-1.186-.572h-37c-1.381 0-2.5-1.119-2.5-2.5s1.119-2.5 2.5-2.5h37c1.999 0 3.857.897 5.101 2.462s1.696 3.579 1.244 5.526l-5.071 21.814c-.691 2.965-3.3 5.037-6.346 5.037z\"><\/path><\/g><\/svg><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"m8.25 4.5 7.5 7.5-7.5 7.5\" \/><\/svg><\/button><\/div><p class=\"price-info\">TVA incluse, hors frais de port<\/p><\/div><div class=\"swiper-slide product\"><img decoding=\"async\" src=\"https:\/\/ic-files-res.cloudinary.com\/image\/upload\/t_pad_white1200x1200v1\/v1\/item\/y2vsitzcwa6q2nksr3pt.jpg\" alt=\"43270\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/746538-tuyau-hydraulique-direction-febi-bilstein-32604\" target=\"_blank\">Tuyau hydraulique, direction FEBI BILSTEIN 32604<\/a><p>Febi Bilstein<\/p><div class=\"price-container\"><p class=\"price\">19.25 EUR<\/p><button class=\"price-button\"><svg id=\"fi_9219671\" enable-background=\"new 0 0 64 64\" height=\"512\" viewBox=\"0 0 64 64\" width=\"512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><g><g><path d=\"m25.308 61.679c-3.514 0-6.373-2.859-6.373-6.373s2.859-6.372 6.373-6.372 6.373 2.858 6.373 6.372-2.859 6.373-6.373 6.373zm0-8.745c-1.308 0-2.373 1.064-2.373 2.372 0 1.309 1.064 2.373 2.373 2.373s2.373-1.064 2.373-2.373c0-1.308-1.064-2.372-2.373-2.372z\"><\/path><path d=\"m47.462 61.679c-3.514 0-6.372-2.859-6.372-6.373s2.858-6.372 6.372-6.372 6.373 2.858 6.373 6.372-2.86 6.373-6.373 6.373zm0-8.745c-1.308 0-2.372 1.064-2.372 2.372 0 1.309 1.064 2.373 2.372 2.373 1.309 0 2.373-1.064 2.373-2.373 0-1.308-1.065-2.372-2.373-2.372z\"><\/path><\/g><path d=\"m52.128 43.994h-31.419c-3.057 0-5.668-2.081-6.35-5.061l-6.521-28.477c-.086-.376-.346-.698-.696-.86l-5.409-2.507c-1.252-.58-1.797-2.066-1.217-3.319.58-1.252 2.067-1.797 3.319-1.217l5.409 2.507c1.743.807 3.04 2.407 3.468 4.28l6.521 28.479c.158.692.765 1.176 1.476 1.176h31.419c.708 0 1.314-.481 1.476-1.171l5.07-21.813c.145-.62-.119-1.071-.288-1.284-.17-.214-.55-.572-1.186-.572h-37c-1.381 0-2.5-1.119-2.5-2.5s1.119-2.5 2.5-2.5h37c1.999 0 3.857.897 5.101 2.462s1.696 3.579 1.244 5.526l-5.071 21.814c-.691 2.965-3.3 5.037-6.346 5.037z\"><\/path><\/g><\/svg><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"m8.25 4.5 7.5 7.5-7.5 7.5\" \/><\/svg><\/button><\/div><p class=\"price-info\">TVA incluse, hors frais de port<\/p><\/div><div class=\"swiper-slide product\"><img decoding=\"async\" src=\"https:\/\/ic-files-res.cloudinary.com\/image\/upload\/t_pad_white1200x1200v1\/v1\/item\/meslpzfvamrqpb5zdrdf.jpg\" alt=\"35473\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/1702299-filtre-a-huile-donaldson-p550835\" target=\"_blank\">Filtre \u00e0 huile DONALDSON P550835<\/a><p>Donaldson Off<\/p><div class=\"price-container\"><p class=\"price\">19.23 EUR<\/p><button class=\"price-button\"><svg id=\"fi_9219671\" enable-background=\"new 0 0 64 64\" height=\"512\" viewBox=\"0 0 64 64\" width=\"512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><g><g><path d=\"m25.308 61.679c-3.514 0-6.373-2.859-6.373-6.373s2.859-6.372 6.373-6.372 6.373 2.858 6.373 6.372-2.859 6.373-6.373 6.373zm0-8.745c-1.308 0-2.373 1.064-2.373 2.372 0 1.309 1.064 2.373 2.373 2.373s2.373-1.064 2.373-2.373c0-1.308-1.064-2.372-2.373-2.372z\"><\/path><path d=\"m47.462 61.679c-3.514 0-6.372-2.859-6.372-6.373s2.858-6.372 6.372-6.372 6.373 2.858 6.373 6.372-2.86 6.373-6.373 6.373zm0-8.745c-1.308 0-2.372 1.064-2.372 2.372 0 1.309 1.064 2.373 2.372 2.373 1.309 0 2.373-1.064 2.373-2.373 0-1.308-1.065-2.372-2.373-2.372z\"><\/path><\/g><path d=\"m52.128 43.994h-31.419c-3.057 0-5.668-2.081-6.35-5.061l-6.521-28.477c-.086-.376-.346-.698-.696-.86l-5.409-2.507c-1.252-.58-1.797-2.066-1.217-3.319.58-1.252 2.067-1.797 3.319-1.217l5.409 2.507c1.743.807 3.04 2.407 3.468 4.28l6.521 28.479c.158.692.765 1.176 1.476 1.176h31.419c.708 0 1.314-.481 1.476-1.171l5.07-21.813c.145-.62-.119-1.071-.288-1.284-.17-.214-.55-.572-1.186-.572h-37c-1.381 0-2.5-1.119-2.5-2.5s1.119-2.5 2.5-2.5h37c1.999 0 3.857.897 5.101 2.462s1.696 3.579 1.244 5.526l-5.071 21.814c-.691 2.965-3.3 5.037-6.346 5.037z\"><\/path><\/g><\/svg><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"m8.25 4.5 7.5 7.5-7.5 7.5\" \/><\/svg><\/button><\/div><p class=\"price-info\">TVA incluse, hors frais de port<\/p><\/div><\/div><div class=\"swiper-pagination\"><\/div><div class=\"swiper-button-prev\"><\/div><div class=\"swiper-button-next\"><\/div><\/div><\/div>\n<h2>Qu&rsquo;est-ce qu&rsquo;un syst\u00e8me antid\u00e9marrage CAN ?<\/h2>\n<p>Il existe une multitude de possibilit\u00e9s m\u00e9caniques et \u00e9lectroniques pour r\u00e9aliser un dispositif antid\u00e9marrage dans les voitures. Celui-ci vise \u00e0 <strong>pr\u00e9venir les actes de vol<\/strong>. Cette technologie coupe certains circuits. Il devient ainsi impossible de d\u00e9marrer le v\u00e9hicule. Malheureusement, de nombreux dispositifs de s\u00e9curit\u00e9 peuvent \u00eatre contourn\u00e9s par des voleurs habiles, par exemple en achetant la cl\u00e9 d&rsquo;origine d&rsquo;un v\u00e9hicule ou en interceptant le signal de la technologie Keyless.<\/p>\n<p>Un <strong>syst\u00e8me antid\u00e9marrage CAN<\/strong> offre une <strong>s\u00e9curit\u00e9 suppl\u00e9mentaire<\/strong>. Il conditionne par exemple le d\u00e9marrage du v\u00e9hicule \u00e0 la saisie d&rsquo;un code connu du seul propri\u00e9taire. Il est souvent possible de mettre en place d&rsquo;autres m\u00e9canismes de s\u00e9curit\u00e9, comme une alarme en cas d&rsquo;inclinaison de la voiture (vol des pneus), un capteur de position pour d\u00e9tecter les tentatives de remorquage ou le chargement sur une remorque.<\/p>\n<p>Vous avez besoin de pi\u00e8ces de rechange pour la <a href=\"https:\/\/www.motointegrator.fr\/produits\/controle-moteur-et-culasses-107\/\">distribution moteur<\/a> ou le <a href=\"https:\/\/www.motointegrator.fr\/produits\/systeme-dallumage-110\/\">syst\u00e8me d&rsquo;allumage<\/a> ? Commandez-les en ligne d\u00e8s maintenant chez Motointegrator et payez moins.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le bus CAN est un bus de donn\u00e9es utilis\u00e9 dans les domaines industriels les plus divers. L&rsquo;industrie automobile en fait \u00e9galement partie. Le bus CAN assume ici des t\u00e2ches importantes dans les interactions entre les diff\u00e9rents syst\u00e8mes, capteurs et calculateurs du v\u00e9hicule. D\u00e9couvrez ici ce qu&rsquo;est un bus CAN, son fonctionnement et la raison pour [&hellip;]<\/p>\n","protected":false},"author":27,"featured_media":15255,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[641,2155],"tags":[6650,6651,6648,6649,6652,6647,6653],"class_list":["post-15253","post","type-post","status-publish","format-standard","has-post-thumbnail","category-carrousel","category-conseils","tag-bus-de-donnees","tag-bus-de-donnees-can","tag-can-automobile","tag-can-definition","tag-reseau-can","tag-systeme-bus","tag-systeme-de-multiplexage-can"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Bus CAN : d\u00e9finition, fonction et avantages | Motointegrator<\/title>\n<meta name=\"description\" content=\"Le bus CAN a r\u00e9volutionn\u00e9 la communication entre les composants d&#039;un v\u00e9hicule. D\u00e9couvrez ici son fonctionnement et ses avantages.\" \/>\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.motointegrator.fr\/blog\/quest-ce-quun-bus-can\/\" \/>\n<meta property=\"og:locale\" content=\"fr-FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Bus CAN : d\u00e9finition, fonction et avantages | Motointegrator\" \/>\n<meta property=\"og:description\" content=\"Le bus CAN a r\u00e9volutionn\u00e9 la communication entre les composants d&#039;un v\u00e9hicule. D\u00e9couvrez ici son fonctionnement et ses avantages.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.motointegrator.fr\/blog\/quest-ce-quun-bus-can\/\" \/>\n<meta property=\"og:site_name\" content=\"Motointegrator.fr Blog\" \/>\n<meta property=\"article:published_time\" content=\"2023-10-06T19:14:02+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-09-29T07:44:17+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.motointegrator.fr\/blog\/wp-content\/uploads\/sites\/6\/2023\/10\/Bus-Komponenten-CAN.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"724\" \/>\n\t<meta property=\"og:image:height\" content=\"483\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"sonia\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"sonia\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/quest-ce-quun-bus-can\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/quest-ce-quun-bus-can\\\/\"},\"author\":{\"name\":\"sonia\",\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/#\\\/schema\\\/person\\\/17a90e15ff55abec4b04ea2c13ccdaae\"},\"headline\":\"La norme en mati\u00e8re de communication automobile : qu&rsquo;est-ce qu&rsquo;un bus CAN ?\",\"datePublished\":\"2023-10-06T19:14:02+00:00\",\"dateModified\":\"2025-09-29T07:44:17+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/quest-ce-quun-bus-can\\\/\"},\"wordCount\":874,\"publisher\":{\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/quest-ce-quun-bus-can\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/wp-content\\\/uploads\\\/sites\\\/6\\\/2023\\\/10\\\/Bus-Komponenten-CAN.jpg\",\"keywords\":[\"bus de donn\u00e9es\",\"bus de donn\u00e9es can\",\"can automobile\",\"can d\u00e9finition\",\"r\u00e9seau can\",\"syst\u00e8me bus\",\"syst\u00e8me de multiplexage can\"],\"articleSection\":[\"Carrousel\",\"Conseils\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/quest-ce-quun-bus-can\\\/\",\"url\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/quest-ce-quun-bus-can\\\/\",\"name\":\"Bus CAN : d\u00e9finition, fonction et avantages | Motointegrator\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/quest-ce-quun-bus-can\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/quest-ce-quun-bus-can\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/wp-content\\\/uploads\\\/sites\\\/6\\\/2023\\\/10\\\/Bus-Komponenten-CAN.jpg\",\"datePublished\":\"2023-10-06T19:14:02+00:00\",\"dateModified\":\"2025-09-29T07:44:17+00:00\",\"description\":\"Le bus CAN a r\u00e9volutionn\u00e9 la communication entre les composants d'un v\u00e9hicule. D\u00e9couvrez ici son fonctionnement et ses avantages.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/quest-ce-quun-bus-can\\\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/quest-ce-quun-bus-can\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/quest-ce-quun-bus-can\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/wp-content\\\/uploads\\\/sites\\\/6\\\/2023\\\/10\\\/Bus-Komponenten-CAN.jpg\",\"contentUrl\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/wp-content\\\/uploads\\\/sites\\\/6\\\/2023\\\/10\\\/Bus-Komponenten-CAN.jpg\",\"width\":724,\"height\":483,\"caption\":\"\u00a9 GettyImages \\\/ mladenbalinovac\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/quest-ce-quun-bus-can\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"La norme en mati\u00e8re de communication automobile : qu&#8217;est-ce qu&#8217;un bus CAN ?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/#website\",\"url\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/\",\"name\":\"Motointegrator.fr Blog\",\"description\":\"Le crissement des pneus, l&#039;odeur de l&#039;essence, l&#039;esprit de la victoire, l&#039;exp\u00e9rience d&#039;une voiture de sport de pr\u00e8s, la r\u00e9alisation de r\u00eaves d&#039;enfant, c&#039;est exactement ce qu&#039;est Motointegrator.\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/#organization\",\"name\":\"Motointegrator.fr Blog\",\"url\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/wp-content\\\/uploads\\\/sites\\\/6\\\/2026\\\/03\\\/4ad09010-c39a-40fe-a265-a78067a6ca3c.png\",\"contentUrl\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/wp-content\\\/uploads\\\/sites\\\/6\\\/2026\\\/03\\\/4ad09010-c39a-40fe-a265-a78067a6ca3c.png\",\"width\":231,\"height\":71,\"caption\":\"Motointegrator.fr Blog\"},\"image\":{\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/#\\\/schema\\\/person\\\/17a90e15ff55abec4b04ea2c13ccdaae\",\"name\":\"sonia\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/573578d6ee7cf10de3dd555556be119da7e42c08f02d657652ed216bcd41eb92?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/573578d6ee7cf10de3dd555556be119da7e42c08f02d657652ed216bcd41eb92?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/573578d6ee7cf10de3dd555556be119da7e42c08f02d657652ed216bcd41eb92?s=96&d=mm&r=g\",\"caption\":\"sonia\"},\"url\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/author\\\/sonia\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Bus CAN : d\u00e9finition, fonction et avantages | Motointegrator","description":"Le bus CAN a r\u00e9volutionn\u00e9 la communication entre les composants d'un v\u00e9hicule. D\u00e9couvrez ici son fonctionnement et ses avantages.","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.motointegrator.fr\/blog\/quest-ce-quun-bus-can\/","og_locale":"fr-FR","og_type":"article","og_title":"Bus CAN : d\u00e9finition, fonction et avantages | Motointegrator","og_description":"Le bus CAN a r\u00e9volutionn\u00e9 la communication entre les composants d'un v\u00e9hicule. D\u00e9couvrez ici son fonctionnement et ses avantages.","og_url":"https:\/\/www.motointegrator.fr\/blog\/quest-ce-quun-bus-can\/","og_site_name":"Motointegrator.fr Blog","article_published_time":"2023-10-06T19:14:02+00:00","article_modified_time":"2025-09-29T07:44:17+00:00","og_image":[{"width":724,"height":483,"url":"https:\/\/www.motointegrator.fr\/blog\/wp-content\/uploads\/sites\/6\/2023\/10\/Bus-Komponenten-CAN.jpg","type":"image\/jpeg"}],"author":"sonia","twitter_card":"summary_large_image","twitter_misc":{"\u00c9crit par":"sonia","Dur\u00e9e de lecture estim\u00e9e":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.motointegrator.fr\/blog\/quest-ce-quun-bus-can\/#article","isPartOf":{"@id":"https:\/\/www.motointegrator.fr\/blog\/quest-ce-quun-bus-can\/"},"author":{"name":"sonia","@id":"https:\/\/www.motointegrator.fr\/blog\/#\/schema\/person\/17a90e15ff55abec4b04ea2c13ccdaae"},"headline":"La norme en mati\u00e8re de communication automobile : qu&rsquo;est-ce qu&rsquo;un bus CAN ?","datePublished":"2023-10-06T19:14:02+00:00","dateModified":"2025-09-29T07:44:17+00:00","mainEntityOfPage":{"@id":"https:\/\/www.motointegrator.fr\/blog\/quest-ce-quun-bus-can\/"},"wordCount":874,"publisher":{"@id":"https:\/\/www.motointegrator.fr\/blog\/#organization"},"image":{"@id":"https:\/\/www.motointegrator.fr\/blog\/quest-ce-quun-bus-can\/#primaryimage"},"thumbnailUrl":"https:\/\/www.motointegrator.fr\/blog\/wp-content\/uploads\/sites\/6\/2023\/10\/Bus-Komponenten-CAN.jpg","keywords":["bus de donn\u00e9es","bus de donn\u00e9es can","can automobile","can d\u00e9finition","r\u00e9seau can","syst\u00e8me bus","syst\u00e8me de multiplexage can"],"articleSection":["Carrousel","Conseils"],"inLanguage":"fr-FR"},{"@type":"WebPage","@id":"https:\/\/www.motointegrator.fr\/blog\/quest-ce-quun-bus-can\/","url":"https:\/\/www.motointegrator.fr\/blog\/quest-ce-quun-bus-can\/","name":"Bus CAN : d\u00e9finition, fonction et avantages | Motointegrator","isPartOf":{"@id":"https:\/\/www.motointegrator.fr\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.motointegrator.fr\/blog\/quest-ce-quun-bus-can\/#primaryimage"},"image":{"@id":"https:\/\/www.motointegrator.fr\/blog\/quest-ce-quun-bus-can\/#primaryimage"},"thumbnailUrl":"https:\/\/www.motointegrator.fr\/blog\/wp-content\/uploads\/sites\/6\/2023\/10\/Bus-Komponenten-CAN.jpg","datePublished":"2023-10-06T19:14:02+00:00","dateModified":"2025-09-29T07:44:17+00:00","description":"Le bus CAN a r\u00e9volutionn\u00e9 la communication entre les composants d'un v\u00e9hicule. D\u00e9couvrez ici son fonctionnement et ses avantages.","breadcrumb":{"@id":"https:\/\/www.motointegrator.fr\/blog\/quest-ce-quun-bus-can\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.motointegrator.fr\/blog\/quest-ce-quun-bus-can\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.motointegrator.fr\/blog\/quest-ce-quun-bus-can\/#primaryimage","url":"https:\/\/www.motointegrator.fr\/blog\/wp-content\/uploads\/sites\/6\/2023\/10\/Bus-Komponenten-CAN.jpg","contentUrl":"https:\/\/www.motointegrator.fr\/blog\/wp-content\/uploads\/sites\/6\/2023\/10\/Bus-Komponenten-CAN.jpg","width":724,"height":483,"caption":"\u00a9 GettyImages \/ mladenbalinovac"},{"@type":"BreadcrumbList","@id":"https:\/\/www.motointegrator.fr\/blog\/quest-ce-quun-bus-can\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.motointegrator.fr\/blog\/"},{"@type":"ListItem","position":2,"name":"La norme en mati\u00e8re de communication automobile : qu&#8217;est-ce qu&#8217;un bus CAN ?"}]},{"@type":"WebSite","@id":"https:\/\/www.motointegrator.fr\/blog\/#website","url":"https:\/\/www.motointegrator.fr\/blog\/","name":"Motointegrator.fr Blog","description":"Le crissement des pneus, l&#039;odeur de l&#039;essence, l&#039;esprit de la victoire, l&#039;exp\u00e9rience d&#039;une voiture de sport de pr\u00e8s, la r\u00e9alisation de r\u00eaves d&#039;enfant, c&#039;est exactement ce qu&#039;est Motointegrator.","publisher":{"@id":"https:\/\/www.motointegrator.fr\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.motointegrator.fr\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/www.motointegrator.fr\/blog\/#organization","name":"Motointegrator.fr Blog","url":"https:\/\/www.motointegrator.fr\/blog\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.motointegrator.fr\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/www.motointegrator.fr\/blog\/wp-content\/uploads\/sites\/6\/2026\/03\/4ad09010-c39a-40fe-a265-a78067a6ca3c.png","contentUrl":"https:\/\/www.motointegrator.fr\/blog\/wp-content\/uploads\/sites\/6\/2026\/03\/4ad09010-c39a-40fe-a265-a78067a6ca3c.png","width":231,"height":71,"caption":"Motointegrator.fr Blog"},"image":{"@id":"https:\/\/www.motointegrator.fr\/blog\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.motointegrator.fr\/blog\/#\/schema\/person\/17a90e15ff55abec4b04ea2c13ccdaae","name":"sonia","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/secure.gravatar.com\/avatar\/573578d6ee7cf10de3dd555556be119da7e42c08f02d657652ed216bcd41eb92?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/573578d6ee7cf10de3dd555556be119da7e42c08f02d657652ed216bcd41eb92?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/573578d6ee7cf10de3dd555556be119da7e42c08f02d657652ed216bcd41eb92?s=96&d=mm&r=g","caption":"sonia"},"url":"https:\/\/www.motointegrator.fr\/blog\/author\/sonia\/"}]}},"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.motointegrator.fr\/blog\/wp-json\/wp\/v2\/posts\/15253","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.motointegrator.fr\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.motointegrator.fr\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.motointegrator.fr\/blog\/wp-json\/wp\/v2\/users\/27"}],"replies":[{"embeddable":true,"href":"https:\/\/www.motointegrator.fr\/blog\/wp-json\/wp\/v2\/comments?post=15253"}],"version-history":[{"count":3,"href":"https:\/\/www.motointegrator.fr\/blog\/wp-json\/wp\/v2\/posts\/15253\/revisions"}],"predecessor-version":[{"id":49017,"href":"https:\/\/www.motointegrator.fr\/blog\/wp-json\/wp\/v2\/posts\/15253\/revisions\/49017"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.motointegrator.fr\/blog\/wp-json\/wp\/v2\/media\/15255"}],"wp:attachment":[{"href":"https:\/\/www.motointegrator.fr\/blog\/wp-json\/wp\/v2\/media?parent=15253"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.motointegrator.fr\/blog\/wp-json\/wp\/v2\/categories?post=15253"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.motointegrator.fr\/blog\/wp-json\/wp\/v2\/tags?post=15253"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}