{"id":2995,"date":"2020-11-02T12:42:13","date_gmt":"2020-11-02T11:42:13","guid":{"rendered":"https:\/\/www.narsa-securiteroutiere.ma\/?p=2995"},"modified":"2024-11-12T18:31:22","modified_gmt":"2024-11-12T17:31:22","slug":"surchauffe-moteur-tout-ce-quil-faut-savoir","status":"publish","type":"post","link":"https:\/\/www.narsa-securiteroutiere.ma\/fr\/surchauffe-moteur-tout-ce-quil-faut-savoir\/","title":{"rendered":"Surchauffe moteur : tout ce qu\u2019il faut savoir"},"content":{"rendered":"Une fum\u00e9e blanche jaillit soudain de votre capot\u00a0? Un arr\u00eat d\u2019urgence est imp\u00e9ratif\u00a0! Votre v\u00e9hicule est sans doute victime d\u2019une surchauffe moteur. De quoi s\u2019agit-il, comment y rem\u00e9dier et comment l\u2019\u00e9viter\u00a0: le point sur la question.<\/p>\n<h2><strong>Surchauffe moteur\u00a0: contr\u00f4lez le liquide de refroidissement et l\u2019huile du moteur<\/strong><\/h2>\n<p>Le fonctionnement des moteurs produit de la chaleur, qui est normalement absorb\u00e9e par le syst\u00e8me de refroidissement puis \u00e9vacu\u00e9e par le radiateur. Effectuer r\u00e9guli\u00e8rement une purge du liquide de refroidissement pour en chasser les bulles d\u2019air contribue \u00e0 prot\u00e9ger votre moteur de toute surchauffe. Votre v\u00e9hicule est \u00e9galement \u00e9quip\u00e9 d\u2019une jauge qui d\u00e9tecte tout d\u00e9faut du <strong>syst\u00e8me de refroidissement<\/strong>, auquel cas le voyant orange correspondant s\u2019allume, puis le voyant moteur lui-m\u00eame se met \u00e0 clignoter sur le tableau de bord. Dernier indicateur\u00a0: l\u2019aiguille du cadran de temp\u00e9rature moteur bascule dans le rouge. Pour pr\u00e9venir ce type de panne, il est recommand\u00e9 de v\u00e9rifier r\u00e9guli\u00e8rement les <strong>niveaux d\u2019huile <\/strong>et de <strong>liquide de refroidissement<\/strong> de votre v\u00e9hicule.<\/p>\n<h2><strong>Les causes possibles d\u2019une surchauffe moteur<\/strong><\/h2>\n<p>Votre v\u00e9hicule peut \u00eatre victime de diff\u00e9rentes avaries, qui entra\u00eenent \u00e0 leur tour une <strong>surchauffe du moteur<\/strong>\u00a0: fuite du liquide de refroidissement (qui sort par le vase d\u2019expansion), bouchon dans le syst\u00e8me de refroidissement, joint de culasse ab\u00eem\u00e9, pompe \u00e0 eau \u00e0 changer, ventilation du radiateur d\u00e9ficiente\u2026 En cas de surchauffe moteur, voici ce qu il faut savoir pour r\u00e9agir au mieux\u00a0: ralentissez, allumez le chauffage \u00e0 fond (le syst\u00e8me va alors puiser de la chaleur dans le moteur) et arr\u00eatez-vous au plus vite. Concernant les r\u00e9parations, tout d\u00e9pend du type de panne qui a engendr\u00e9 le probl\u00e8me. Il peut \u00eatre n\u00e9cessaire de vidanger le syst\u00e8me de refroidissement, d\u2019effectuer le remplacement du radiateur ou de la pompe \u00e0 eau, de changer l\u2019huile moteur\u2026 \u00c0 titre pr\u00e9ventif, il est conseill\u00e9 de faire r\u00e9viser votre v\u00e9hicule r\u00e9guli\u00e8rement par un garagiste. Celui-ci pourra vidanger le syst\u00e8me de refroidissement si n\u00e9cessaire, changer le liquide, renouveler l\u2019huile du moteur, contr\u00f4ler l\u2019\u00e9tat du radiateur ou des joints de culasse.<\/p>\n<p>La surchauffe moteur peut \u00eatre \u00e9vit\u00e9e \u2013 comme bon nombre de pannes \u2013 par un entretien r\u00e9gulier, effectu\u00e9e par un professionnel comp\u00e9tent. Si cependant vous \u00eates victime de cette avarie, retenez que plus vite vous couperez le contact, moins vous risquerez d\u2019endommager des pi\u00e8ces du moteur.\n\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":9,"featured_media":2998,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[200],"tags":[210],"class_list":["post-2995","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-entretien-du-vehicule","tag-francais"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Surchauffe moteur : tout ce qu\u2019il faut savoir - S\u00e9curit\u00e9 Routi\u00e8re<\/title>\n<meta name=\"description\" content=\"Une fum\u00e9e blanche jaillit soudain de votre capot\u00a0? Un arr\u00eat d\u2019urgence est imp\u00e9ratif\u00a0! 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