{"id":14596,"date":"2026-03-11T11:01:29","date_gmt":"2026-03-11T10:01:29","guid":{"rendered":"https:\/\/www.moto-integrator.be\/blog\/?p=14596"},"modified":"2026-03-31T10:43:06","modified_gmt":"2026-03-31T08:43:06","slug":"la-voiture-naccelere-plus","status":"publish","type":"post","link":"https:\/\/www.moto-integrator.be\/blog\/la-voiture-naccelere-plus\/","title":{"rendered":"La voiture n&rsquo;acc\u00e9l\u00e8re plus : causes fr\u00e9quentes et co\u00fbts expliqu\u00e9s simplement"},"content":{"rendered":"<p>Lorsque la voiture n&rsquo;acc\u00e9l\u00e8re plus correctement, c&rsquo;est tout d&rsquo;abord tr\u00e8s inqui\u00e9tant. Votre premi\u00e8re pens\u00e9e sera peut-\u00eatre une panne moteur. Fort heureusement, le pire n&rsquo;est pas forc\u00e9ment \u00e0 craindre : une cause bien plus b\u00e9nigne peut aussi \u00eatre \u00e0 l&rsquo;origine du probl\u00e8me. D\u00e9couvrez ici quelles sont les causes les plus fr\u00e9quentes d&rsquo;un probl\u00e8me d&rsquo;acc\u00e9l\u00e9ration et quels sont les co\u00fbts \u00e0 pr\u00e9voir.<\/p>\n<h2>La voiture n&rsquo;acc\u00e9l\u00e8re plus : filtre \u00e0 particules diesel colmat\u00e9<\/h2>\n<p>Si une voiture diesel n&rsquo;acc\u00e9l\u00e8re plus, il se peut que le filtre \u00e0 particules diesel ne soit plus efficace. Il a pour mission de filtrer les particules nocives des gaz d&rsquo;\u00e9chappement rejet\u00e9s par le syst\u00e8me d&rsquo;\u00e9chappement. Au bout d&rsquo;un certain kilom\u00e9trage, le filtre \u00e0 particules se colmate. Souvent, un nettoyage s&rsquo;impose d\u00e8s 120 000 kilom\u00e8tres. Pour ce faire, le sp\u00e9cialiste d\u00e9monte le filtre et le nettoie. Les produits de nettoyage chimiques et les additifs ne sont que temporairement efficaces.<\/p>\n<p>Le co\u00fbt d&rsquo;un nettoyage professionnel du filtre \u00e0 particules diesel s&rsquo;\u00e9l\u00e8ve en moyenne \u00e0 environ 400 \u00e0 550 euros.<\/p>\n<h2>Sonde lambda d\u00e9fectueuse<\/h2>\n<p>La sonde lambda est un \u00e9l\u00e9ment important du syst\u00e8me d&rsquo;\u00e9chappement. Elle d\u00e9termine la quantit\u00e9 d&rsquo;oxyg\u00e8ne contenue dans les gaz d&rsquo;\u00e9chappement. Le retour d&rsquo;information \u00e0 la commande du moteur contribue \u00e0 une adaptation id\u00e9ale du m\u00e9lange air-carburant dans la chambre de combustion. Le v\u00e9hicule optimise ainsi la performance de nettoyage du catalyseur.<\/p>\n<p>Si la sonde lambda est d\u00e9fectueuse, elle ne transmet pas de valeurs de mesure \u00e0 la commande du moteur. Si la voiture n&rsquo;acc\u00e9l\u00e8re plus et que le t\u00e9moin de contr\u00f4le moteur signale un probl\u00e8me, il est probable que la sonde lambda soit d\u00e9fectueuse. Dans ce cas, il faut remplacer la sonde lambda.<\/p>\n<p>Le temps de travail reste limit\u00e9, jusqu&rsquo;\u00e0 une heure et demie. Les co\u00fbts totaux s&rsquo;\u00e9l\u00e8vent \u00e0 environ 100 \u00e0 400 euros.<\/p>\n<h2>Un d\u00e9bitm\u00e8tre d&rsquo;air massique d\u00e9fectueux<\/h2>\n<p>Le d\u00e9bitm\u00e8tre d&rsquo;air d\u00e9termine la quantit\u00e9 d&rsquo;oxyg\u00e8ne aspir\u00e9e par le moteur. Ce capteur est \u00e9galement n\u00e9cessaire pour \u00e9quilibrer de mani\u00e8re optimale la quantit\u00e9 de carburant. Si le d\u00e9bitm\u00e8tre d&rsquo;air massique n&rsquo;envoie aucune valeur ou des valeurs erron\u00e9es, la voiture ne peut plus acc\u00e9l\u00e9rer correctement. Le moteur passe en mode d\u00e9grad\u00e9 et le voyant de contr\u00f4le moteur s&rsquo;allume.<\/p>\n<p>Si le d\u00e9bitm\u00e8tre d&rsquo;air massique ne fonctionne pas correctement, un nettoyage suffit parfois \u00e0 y rem\u00e9dier. Si ce n&rsquo;est pas le cas, il faut le remplacer. Le co\u00fbt du mat\u00e9riel pour le d\u00e9bitm\u00e8tre d&rsquo;air massique varie entre 60 et 325 euros. \u00c0 cela s&rsquo;ajoute les frais de main-d&rsquo;oeuvre pour une demi-heure ou une heure. Le co\u00fbt total est d&rsquo;environ 160 \u00e0 425 euros.<\/p>\n<h2>Dysfonctionnement du turbocompresseur<\/h2>\n<p>Si la voiture n&rsquo;acc\u00e9l\u00e8re plus et que le r\u00e9gime monte en fl\u00e8che, il se peut qu&rsquo;il y ait un probl\u00e8me avec le turbocompresseur. Celui-ci est cens\u00e9 augmenter la puissance du moteur et le rendre plus efficace. Pour cela, il augmente l&rsquo;arriv\u00e9e d&rsquo;air. Si le turbocompresseur est d\u00e9fectueux, cela peut avoir plusieurs causes.<\/p>\n<p>Malheureusement, un turbocompresseur d\u00e9fectueux est une affaire co\u00fbteuse. Selon les composants \u00e0 remplacer, les co\u00fbts peuvent atteindre 3 000 euros.<\/p>\n<h2>\u00c9triers de frein bloqu\u00e9s<\/h2>\n<p>Si la voiture refuse d&rsquo;acc\u00e9l\u00e9rer et fait des bruits inhabituels, un \u00e9trier de frein gripp\u00e9 ou d\u00e9fectueux pourrait en \u00eatre la cause. Si celui-ci est press\u00e9 en permanence contre le disque de frein, le v\u00e9hicule ne peut pas acc\u00e9l\u00e9rer correctement en raison de la r\u00e9sistance.<\/p>\n<p>Dans le cas le plus simple, le sp\u00e9cialiste peut d\u00e9bloquer les freins et r\u00e9tablir leur fonctionnement. Si cela ne marche pas, il doit remplacer les disques et les plaquettes de frein des deux c\u00f4t\u00e9s d&rsquo;un essieu. En comptant une \u00e0 deux heures de travail, il faut compter entre 350 et 1 000 euros.<\/p>\n<div class=\"product-slider\" style=\"--swiper-theme-color: #d80812;--swiper-navigation-size: 22px;--swiper-navigation-sides-offset: -25px;\"><div class=\"slider-title\"><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><h2>Achetez des pi\u00e8ces auto chez Motointegrator<\/h2><\/div><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\/zlvvevmwyuthh0sdg76c.jpg\" alt=\"39092\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.moto-integrator.be\/produits\/1340871-kit-de-reparation-de-cable-bougie-de-prechauffage-sencom-10018\" target=\"_blank\">Kit de r\u00e9paration de c\u00e2ble, bougie de pr\u00e9chauffage SENCOM 10018<\/a><p>Sencom<\/p><div class=\"price-container\"><p class=\"price\">12.06 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\/m84r8mo2qvswpdftu86j.jpg\" alt=\"37252\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.moto-integrator.be\/produits\/1340720-kit-de-reparation-de-cable-bougie-de-prechauffage-sencom-10006\" target=\"_blank\">Kit de r\u00e9paration de c\u00e2ble, bougie de pr\u00e9chauffage SENCOM 10006<\/a><p>Sencom<\/p><div class=\"price-container\"><p class=\"price\">11.91 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\/nbhjpkq3asa6tcqbeahm.jpg\" alt=\"47906\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.moto-integrator.be\/produits\/1332423-kit-dassemblage-turbocompresseur-elring-456100\" target=\"_blank\">Kit d'assemblage, turbocompresseur ELRING 456.100<\/a><p>Elring<\/p><div class=\"price-container\"><p class=\"price\">16.06 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\/cs43tmrmdjybadgsqjn8.jpg\" alt=\"37570\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.moto-integrator.be\/produits\/633209-electrovanne-de-commande-de-turbo-pierburg-701024020\" target=\"_blank\">\u00c9lectrovanne de commande de turbo PIERBURG 7.01024.02.0<\/a><p>Pierburg<\/p><div class=\"price-container\"><p class=\"price\">20.82 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>La voiture n&rsquo;acc\u00e9l\u00e8re plus : autres causes possibles<\/h2>\n<p>En plus des causes fr\u00e9quentes mentionn\u00e9es, vous devriez \u00e9galement v\u00e9rifier ces composants en cas de doute :<\/p>\n<ul>\n<li>Pompe haute pression d\u00e9fectueuse (uniquement pour les moteurs \u00e0 injection directe).<\/li>\n<li>Aspiration d&rsquo;air secondaire due \u00e0 une fuite dans le syst\u00e8me<\/li>\n<li>Temps de distribution incorrect dans la distribution moteur<\/li>\n<li>Papillon des gaz d\u00e9fectueux<\/li>\n<li>Filtre \u00e0 carburant ou \u00e0 air colmat\u00e9<\/li>\n<li>Calculateur moteur d\u00e9faillant<\/li>\n<li>Probl\u00e8me de capteur de p\u00e9dale d&rsquo;acc\u00e9l\u00e9rateur<\/li>\n<li>Syst\u00e8me d&rsquo;allumage d\u00e9fectueux<\/li>\n<\/ul>\n<p>Avez-vous besoin de remplacer la sonde lambda ou le d\u00e9bitm\u00e8tre d&rsquo;air massique de votre voiture ? <a href=\"https:\/\/www.moto-integrator.be\/\">Motointegrator<\/a> vous aide \u00e0 trouver facilement les pi\u00e8ces de rechange adapt\u00e9es \u00e0 votre mod\u00e8le de voiture.<\/p>\n<p><em>Les prix pr\u00e9sent\u00e9s dans cet article sont donn\u00e9s \u00e0 titre indicatif, sur la base de tarifs moyens pratiqu\u00e9s en janvier 2023.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Lorsque la voiture n&rsquo;acc\u00e9l\u00e8re plus correctement, c&rsquo;est tout d&rsquo;abord tr\u00e8s inqui\u00e9tant. Votre premi\u00e8re pens\u00e9e sera peut-\u00eatre une panne moteur. Fort heureusement, le pire n&rsquo;est pas forc\u00e9ment \u00e0 craindre : une cause bien plus b\u00e9nigne peut aussi \u00eatre \u00e0 l&rsquo;origine du probl\u00e8me. D\u00e9couvrez ici quelles sont les causes les plus fr\u00e9quentes d&rsquo;un probl\u00e8me d&rsquo;acc\u00e9l\u00e9ration et quels [&hellip;]<\/p>\n","protected":false},"author":27,"featured_media":50706,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[641,2153],"tags":[9556,9558,9557,9554,9555],"class_list":{"0":"post-14596","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-carrousel","8":"category-securite","9":"tag-causes-perte-acceleration","10":"tag-cout-reparations-automobile","11":"tag-panne-moteur-symptomes","12":"tag-perte-de-puissance-voiture","13":"tag-voiture-naccelere-plus"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>La voiture n&#039;acc\u00e9l\u00e8re plus : causes fr\u00e9quentes | Motointegrator<\/title>\n<meta name=\"description\" content=\"Votre voiture n&#039;acc\u00e9l\u00e8re plus et fait des \u00e0-coups, \u00e9met des bruits bizarres ou sent mauvais ? 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