{"id":3703,"date":"2019-02-05T14:19:08","date_gmt":"2019-02-05T14:19:08","guid":{"rendered":"https:\/\/www.motointegrator.de\/blog\/test-fr\/\/?p=3703"},"modified":"2025-09-26T08:12:44","modified_gmt":"2025-09-26T08:12:44","slug":"entretien-du-mecanisme-bielle-manivelle","status":"publish","type":"post","link":"https:\/\/www.motointegrator.fr\/blog\/entretien-du-mecanisme-bielle-manivelle\/","title":{"rendered":"Entretien du m\u00e9canisme bielle-manivelle"},"content":{"rendered":"<p>Le syst\u00e8me de bielle-manivelle est responsable de la transformation d&rsquo;un mouvement en un autre mouvement n\u00e9cessaire dans un moteur. Ainsi, les vilebrequins pr\u00e9sents dans les moteurs \u00e0 piston, comme les moteurs automobiles, sont mis en mouvement et assurent, \u00e0 l&rsquo;aide de diverses bielles, un mouvement de rotation qui lib\u00e8re de l&rsquo;\u00e9nergie et permet au v\u00e9hicule de rouler.<\/p>\n<h2>Fonctionnement du syst\u00e8me bielle-manivelle<\/h2>\n<p>Le m\u00e9canisme bielle-manivelle a pour fonction de transformer le mouvement oscillant lin\u00e9aire des pistons du moteur en un mouvement de rotation. Ce mouvement de rotation est ensuite transmis \u00e0 d&rsquo;autres composants dans le compartiment moteur. Au bout de la cha\u00eene se trouvent les roues, qui sont finalement entrain\u00e9es par cette rotation. La voiture d\u00e9marre ou continue \u00e0 rouler.<\/p>\n<p>Ce processus d\u00e9marre au moment o\u00f9 le conducteur tourne la cl\u00e9 de contact dans le commutateur d&rsquo;allumage pour mettre le moteur en marche. Ce petit geste enflamme le m\u00e9lange gaz\/air \u00e0 l&rsquo;int\u00e9rieur du cylindre du moteur. L&rsquo;explosion de ce m\u00e9lange fait que l&rsquo;air pr\u00e9sent dans le cylindre se dilate \u00e0 une vitesse fulgurante et met ainsi le piston en mouvement dans le cylindre.<\/p>\n<figure id=\"attachment_3708\" aria-describedby=\"caption-attachment-3708\" style=\"width: 500px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"wp-image-3708 size-full\" src=\"https:\/\/www.motointegrator.fr\/blog\/wp-content\/uploads\/sites\/6\/2019\/02\/shutterstock_308302850.jpg\" alt=\"M\u00e9canisme \u00e0 bielle-manivelle \" width=\"500\" height=\"332\" srcset=\"https:\/\/www.motointegrator.fr\/blog\/wp-content\/uploads\/sites\/6\/2019\/02\/shutterstock_308302850.jpg 500w, https:\/\/www.motointegrator.fr\/blog\/wp-content\/uploads\/sites\/6\/2019\/02\/shutterstock_308302850-300x199.jpg 300w, https:\/\/www.motointegrator.fr\/blog\/wp-content\/uploads\/sites\/6\/2019\/02\/shutterstock_308302850-100x66.jpg 100w, https:\/\/www.motointegrator.fr\/blog\/wp-content\/uploads\/sites\/6\/2019\/02\/shutterstock_308302850-192x128.jpg 192w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><figcaption id=\"caption-attachment-3708\" class=\"wp-caption-text\">\u00a9 Shutterstock \/ dreamnikon<\/figcaption><\/figure>\n<p>Il faut savoir que le cylindre est un syst\u00e8me herm\u00e9tique. L&rsquo;air ne peut s&rsquo;\u00e9chapper nulle part et ne peut donc que pousser le piston sur le c\u00f4t\u00e9 ou le d\u00e9placer dans la direction pr\u00e9vue. Les bielles du vilebrequin sont dispos\u00e9es d&rsquo;une mani\u00e8re particuli\u00e8re. Gr\u00e2ce \u00e0 cette conception, elles servent surtout de bielles de pouss\u00e9e qui repoussent toujours le piston dans la direction oppos\u00e9e, c&rsquo;est-\u00e0-dire vers le point d&rsquo;explosion. Les bielles reposent \u00e9galement sur un mouvement de rotation autour de l&rsquo;axe de rotation du vilebrequin. L&rsquo;\u00e9nergie r\u00e9sultant de l&rsquo;explosion du m\u00e9lange gaz-air est ainsi transform\u00e9e en couple.<\/p>\n<p>Force est de constater que le syst\u00e8me bielle-manivelle joue un r\u00f4le extr\u00eamement important dans le fonctionnement d&rsquo;un v\u00e9hicule.<\/p>\n<h2>Sous-ensembles \/ composants du syst\u00e8me de bielle-manivelle<\/h2>\n<p>Comme d\u00e9j\u00e0 \u00e9voqu\u00e9, le syst\u00e8me bielle-manivelle se trouve dans le compartiment moteur. Par ailleurs, il est possible de placer le vilebrequin \u00e0 diff\u00e9rentes hauteurs. Cela permet de g\u00e9n\u00e9rer une compression variable, ce qui entra\u00eene une \u00e9conomie de carburant parfois importante. L\u2019exemple d\u2019un v\u00e9lo \u00e0 vitesses int\u00e9gr\u00e9es permet de comprendre ce principe. Lorsqu\u2019on passe les vitesses une \u00e0 une, on s\u2019aper\u00e7oit que, selon le rapport choisi, il faut fournir plus ou moins de force pour se d\u00e9placer.<\/p>\n<h2>Entretien<\/h2>\n<p>Le vilebrequin et les pistons sont constamment en mouvement pendant le fonctionnement du moteur. Ce mouvement g\u00e9n\u00e8re des frictions et entra\u00eene une usure du cylindre. Pour \u00e9viter cela et pour que le moteur puisse toujours fournir toute sa puissance, une lubrification efficace de ces pi\u00e8ces m\u00e9caniques est essentielle. Pour que l&rsquo;<a href=\"https:\/\/www.motointegrator.fr\/produits\/huiles-de-moteur-301\/\">huile<\/a> puisse atteindre toutes les pi\u00e8ces importantes, le vilebrequin comporte un per\u00e7age. L&rsquo;huile peut alors glisser de son r\u00e9servoir \u00e0 travers le vilebrequin et atteindre ensuite les cylindres, les manetons et les tourillons par le biais des orifices pr\u00e9vus \u00e0 cet effet.<\/p>\n<p>Les paliers principaux et les <a href=\"https:\/\/www.motointegrator.fr\/produits\/coussinets-de-bielle-10611\/\">paliers de bielle<\/a>, en revanche, ne rel\u00e8vent pas de la notion de paliers lisses \u00e0 laquelle il est fait r\u00e9f\u00e9rence ici. Ils appartiennent au groupe des paliers \u00e0 roulement.<\/p>\n<h2>Pr\u00e9venir les pannes du m\u00e9canisme \u00e0 bielle et manivelle<\/h2>\n<p>Le syst\u00e8me bielle-manivelle est indispensable \u00e0 la <a href=\"https:\/\/www.motointegrator.fr\/\">voiture<\/a> et doit \u00eatre performant. Avec un tel rendement, le module entier est expos\u00e9 \u00e0 des forces importantes. En cas de signes d&rsquo;usure plus ou moins importants, une visite chez le garagiste s&rsquo;impose. La n\u00e9gligence de ces signes entra\u00eene souvent des dommages encore plus importants. Dans le pire des cas, le moteur pourrait m\u00eame \u00eatre d\u00e9truit. Un risque qu&rsquo;il convient de pr\u00e9venir.<\/p>\n<p>Si des sympt\u00f4mes laissent supposer que le syst\u00e8me de vilebrequin est endommag\u00e9, il faut agir rapidement. Il convient de v\u00e9rifier r\u00e9guli\u00e8rement le niveau d&rsquo;huile et d\u2019en faire l\u2019appoint si n\u00e9cessaire. Plus important encore, il faut effectuer ou faire effectuer \u00e0 intervalles r\u00e9guliers les travaux d&rsquo;entretien prescrits par le constructeur. Si un entretien est n\u00e9cessaire, il doit \u00eatre fait correctement. Ici, pas de demi-mesure, telle est la devise. Si une vidange d&rsquo;huile est d\u00e9j\u00e0 pr\u00e9vue, il faut changer le <a href=\"https:\/\/www.motointegrator.fr\/produits\/filtre-a-huile-10101\/\">filtre \u00e0 huile<\/a> en m\u00eame temps. Apr\u00e8s tout, le filtre se d\u00e9t\u00e9riore au fil du temps, et tant qu&rsquo;on y est\u2026 Cette mesure permet d&rsquo;\u00e9conomiser des frais suppl\u00e9mentaires.<\/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\/xdegyuviaykxbwcz76jg.jpg\" alt=\"36306\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/1703771-coussinet-de-vilebrequin-mahle-011-ps-21045-000\" target=\"_blank\">Coussinet de vilebrequin MAHLE 011 PS 21045 000<\/a><p>Mahle<\/p><div class=\"price-container\"><p class=\"price\">19.98 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\/ciijdtiojahbssgnx9ki.jpg\" alt=\"41173\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/1037708-jeu-de-palier-de-vilebrequin-kolbenschmidt-77-917-600\" target=\"_blank\">Jeu de palier de vilebrequin KOLBENSCHMIDT 77 917 600<\/a><p>Kolbenschmidt<\/p><div class=\"price-container\"><p class=\"price\">21.62 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\/on1wpafcewkxxx3pctcb.jpg\" alt=\"39912\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/819997-coussinet-de-vilebrequin-kolbenschmidt-77-557-600\" target=\"_blank\">Coussinet de vilebrequin KOLBENSCHMIDT 77 557 600<\/a><p>Kolbenschmidt<\/p><div class=\"price-container\"><p class=\"price\">15.46 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\/ccrmr7fgzzmocedm3mxg.jpg\" alt=\"49790\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/2029153-joint-detancheite-vilebrequin-reinz-81-41219-00\" target=\"_blank\">Joint d'\u00e9tanch\u00e9it\u00e9, vilebrequin REINZ 81-41219-00<\/a><p>Victor Reinz<\/p><div class=\"price-container\"><p class=\"price\">9.42 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\/il2t26mjfecnq4b5tvll.jpg\" alt=\"43398\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/1277088-piston-kolbenschmidt-40-846-600\" target=\"_blank\">Piston KOLBENSCHMIDT 40 846 600<\/a><p>Kolbenschmidt<\/p><div class=\"price-container\"><p class=\"price\">73.93 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\/myrfkg4rctqtlgblapqv.jpg\" alt=\"40266\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/1270471-joint-detancheite-vilebrequin-corteco-20034934b\" target=\"_blank\">Joint d'\u00e9tanch\u00e9it\u00e9, vilebrequin CORTECO 20034934B<\/a><p>Corteco<\/p><div class=\"price-container\"><p class=\"price\">37.00 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\/gowmwu6cssr2ztj9tvqu.jpg\" alt=\"39821\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/1271456-jeu-de-segments-de-piston-mahle-028-22-n0\" target=\"_blank\">Jeu de segments de piston MAHLE 028 22 N0<\/a><p>Mahle<\/p><div class=\"price-container\"><p class=\"price\">10.90 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\/mlfhmr7cxccfyxfhpvx5.jpg\" alt=\"47459\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/1917902-piston-mahle-028-pi-00118-000\" target=\"_blank\">Piston MAHLE 028 PI 00118 000<\/a><p>Mahle<\/p><div class=\"price-container\"><p class=\"price\">58.67 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\/leyli8y9jkypnnkqwysi.jpg\" alt=\"40935\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/762744-joint-detancheite-vilebrequin-elring-199191\" target=\"_blank\">Joint d'\u00e9tanch\u00e9it\u00e9, vilebrequin ELRING 199.191<\/a><p>Elring<\/p><div class=\"price-container\"><p class=\"price\">17.53 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\/sa0d9qwt5lukksjqnnns.jpg\" alt=\"41583\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.motointegrator.fr\/produits\/2072134-jeu-de-segments-de-piston-kolbenschmidt-800071010000\" target=\"_blank\">Jeu de segments de piston KOLBENSCHMIDT 800071010000<\/a><p>Kolbenschmidt<\/p><div class=\"price-container\"><p class=\"price\">10.22 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<p>&nbsp;<\/p>\n<h2>Signes de probl\u00e8mes au niveau du m\u00e9canisme de bielle-manivelle<\/h2>\n<p>M\u00eame si l&rsquo;on est toujours prudent et que l&rsquo;on effectue les entretiens prescrits, cela ne garantit pas pour autant qu&rsquo;un dommage ne survienne pas. Pour r\u00e9agir \u00e0 temps, il convient d&rsquo;\u00eatre attentif \u00e0 certains signes qui peuvent \u00eatre annonciateurs d&rsquo;un d\u00e9faut.<\/p>\n<ul>\n<li>difficult\u00e9s \u00e0 d\u00e9marrer votre v\u00e9hicule<\/li>\n<li>perte d&rsquo;huile dans la zone du moteur, y compris \u00e0 l&rsquo;int\u00e9rieur du compartiment moteur (projections d&rsquo;huile)<\/li>\n<li>bruits de cognement ou de choc dans le moteur, signes d&rsquo;une lubrification absente \/ insuffisante<\/li>\n<li>fortes vibrations au niveau du moteur<\/li>\n<\/ul>\n<p>La prudence est \u00e9galement de mise lorsque les performances du moteur se d\u00e9gradent. Il convient de se rendre chez le garagiste. Il ne faut surtout pas effectuer ces travaux soi-m\u00eame, \u00e0 moins d&rsquo;\u00eatre un professionnel. Apr\u00e8s tout, ces \u00e9l\u00e9ments affectent directement la s\u00e9curit\u00e9 routi\u00e8re d&rsquo;un v\u00e9hicule et doivent donc \u00eatre consid\u00e9r\u00e9s avec une attention particuli\u00e8re. La s\u00e9curit\u00e9 passe avant tout.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le syst\u00e8me de bielle-manivelle est responsable de la transformation d&rsquo;un mouvement en un autre mouvement n\u00e9cessaire dans un moteur. Ainsi, les vilebrequins pr\u00e9sents dans les moteurs \u00e0 piston, comme les moteurs automobiles, sont mis en mouvement et assurent, \u00e0 l&rsquo;aide de diverses bielles, un mouvement de rotation qui lib\u00e8re de l&rsquo;\u00e9nergie et permet au v\u00e9hicule [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":3707,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2151,2],"tags":[4740,4746,3529,4121,3026,4737,4743],"class_list":["post-3703","post","type-post","status-publish","format-standard","has-post-thumbnail","category-entretien","category-voiture-2","tag-axe-de-piston","tag-composants-du-systeme-bielle-manivelle","tag-coussinets-de-bielle","tag-entretien-automobile","tag-pieces-de-rechange","tag-piston","tag-vilebrequin"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Entretien du 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content=\"Motointegrator.fr Blog\" \/>\n<meta property=\"article:published_time\" content=\"2019-02-05T14:19:08+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-09-26T08:12:44+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.motointegrator.fr\/blog\/wp-content\/uploads\/sites\/6\/2019\/02\/shutterstock_598339874.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"500\" \/>\n\t<meta property=\"og:image:height\" content=\"375\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Julian\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Julian\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/entretien-du-mecanisme-bielle-manivelle\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/entretien-du-mecanisme-bielle-manivelle\\\/\"},\"author\":{\"name\":\"Julian\",\"@id\":\"https:\\\/\\\/www.motointegrator.fr\\\/blog\\\/#\\\/schema\\\/person\\\/ad08456e14b7e2d094198df618c274e7\"},\"headline\":\"Entretien du m\u00e9canisme 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