{"id":2004,"date":"2026-03-11T11:01:29","date_gmt":"2026-03-11T10:01:29","guid":{"rendered":"https:\/\/www.motointegrator.de\/blog\/test-fr\/\/?p=2004"},"modified":"2026-02-17T07:35:40","modified_gmt":"2026-02-17T06:35:40","slug":"le-grippage-du-piston-un-danger-pour-lensemble-du-moteur","status":"publish","type":"post","link":"https:\/\/www.moto-integrator.be\/blog\/le-grippage-du-piston-un-danger-pour-lensemble-du-moteur\/","title":{"rendered":"Le grippage du piston &#8211; un danger pour l&rsquo;ensemble du moteur"},"content":{"rendered":"<p>Si le moteur s&rsquo;arr\u00eate brutalement alors qu&rsquo;il roule \u00e0 pleine vitesse, un grippage du piston peut en \u00eatre la cause. Dans des conditions d\u00e9favorables, ce type de d\u00e9faillance provoque une panne irr\u00e9versible. Le conducteur doit alors remplacer le <a href=\"https:\/\/www.moto-integrator.be\/produits\/unite-de-controle-des-moteurs-10701\/\">moteur<\/a> dans son int\u00e9gralit\u00e9.<\/p>\n<p>Le grippage du piston figure parmi les dommages les plus graves pouvant affecter un moteur \u00e0 combustion. Il survient lorsqu\u2019un piston se coince dans le cylindre qui l\u2019entoure. Les deux composants se lient alors durablement, ce qui entra\u00eene l\u2019arr\u00eat imm\u00e9diat du moteur.<\/p>\n<h2>Pourquoi un grippage de piston se produit-il ?<\/h2>\n<p>Un moteur \u00e0 combustion g\u00e9n\u00e8re une chaleur tr\u00e8s \u00e9lev\u00e9e pendant son fonctionnement. Toutefois, cette chaleur ne se r\u00e9partit pas de mani\u00e8re uniforme. En effet, le piston et le cylindre sont fabriqu\u00e9s \u00e0 partir de mat\u00e9riaux diff\u00e9rents, dot\u00e9s de coefficients de dilatation distincts.<\/p>\n<p>Le cylindre \u00e9vacue la chaleur plus efficacement vers l\u2019ext\u00e9rieur. En revanche, le piston se dilate davantage sous l\u2019effet de la temp\u00e9rature. Par cons\u00e9quent, le frottement augmente, ce qui \u00e9l\u00e8ve encore la temp\u00e9rature. Lorsque ce ph\u00e9nom\u00e8ne s\u2019amplifie, les surfaces m\u00e9talliques peuvent se souder par friction, provoquant ainsi un grippage du piston.<\/p>\n<h2>Les causes les plus fr\u00e9quentes du grippage de piston<\/h2>\n<p>La lubrification joue un r\u00f4le essentiel dans la pr\u00e9vention du grippage. L\u2019huile moteur limite les frottements et permet d\u2019\u00e9vacuer la chaleur en continu. Sur les moteurs \u00e0 deux temps, l\u2019huile se m\u00e9lange directement au carburant. Les moteurs \u00e0 quatre temps, quant \u00e0 eux, utilisent g\u00e9n\u00e9ralement une pompe \u00e0 huile d\u00e9di\u00e9e.<\/p>\n<p>Dans la majorit\u00e9 des cas, un grippage de piston r\u00e9sulte d\u2019une lubrification insuffisante. Cette situation appara\u00eet lorsqu\u2019il manque de l\u2019huile, lorsque le lubrifiant utilis\u00e9 ne correspond pas aux sp\u00e9cifications du constructeur ou lorsque l\u2019huile ne circule pas correctement.<\/p>\n<p>Toutefois, un exc\u00e8s d\u2019huile peut \u00e9galement poser probl\u00e8me. Dans ce cas, le vilebrequin fouette l\u2019huile, ce qui provoque la formation de bulles d\u2019air. L\u2019huile devient mousseuse et perd une grande partie de sa capacit\u00e9 \u00e0 lubrifier et \u00e0 dissiper la chaleur.<\/p>\n<figure id=\"attachment_2008\" aria-describedby=\"caption-attachment-2008\" style=\"width: 500px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"wp-image-2008 size-full\" src=\"https:\/\/www.moto-integrator.be\/blog\/uploads\/sites\/19\/2017\/02\/shutterstock_236271283.jpg\" alt=\"Grippage du piston\" width=\"500\" height=\"331\" srcset=\"https:\/\/www.moto-integrator.be\/blog\/wp-content\/uploads\/sites\/19\/2017\/02\/shutterstock_236271283.jpg 500w, https:\/\/www.moto-integrator.be\/blog\/wp-content\/uploads\/sites\/19\/2017\/02\/shutterstock_236271283-300x199.jpg 300w, https:\/\/www.moto-integrator.be\/blog\/wp-content\/uploads\/sites\/19\/2017\/02\/shutterstock_236271283-100x66.jpg 100w, https:\/\/www.moto-integrator.be\/blog\/wp-content\/uploads\/sites\/19\/2017\/02\/shutterstock_236271283-192x128.jpg 192w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><figcaption id=\"caption-attachment-2008\" class=\"wp-caption-text\"><br \/>\u00a9 Shutterstock \/ underworld<\/figcaption><\/figure>\n<p>Les impuret\u00e9s et les particules \u00e9trang\u00e8res constituent une autre cause fr\u00e9quente. Elles favorisent l\u2019usure ou cr\u00e9ent des d\u00e9p\u00f4ts localis\u00e9s. \u00c0 ces endroits, le film d\u2019huile se rompt. La lubrification devient alors insuffisante, ce qui entra\u00eene une surchauffe locale susceptible de provoquer un grippage.<\/p>\n<p>Sur un moteur \u00e0 deux temps, une longue descente repr\u00e9sente \u00e9galement un risque. Dans cette situation, le moteur tourne \u00e0 haut r\u00e9gime tandis que l\u2019acc\u00e9l\u00e9rateur reste presque ferm\u00e9. L\u2019apport de lubrifiant diminue fortement, ce qui entra\u00eene une \u00e9l\u00e9vation prolong\u00e9e de la temp\u00e9rature.<\/p>\n<p>Un effet similaire appara\u00eet sur un moteur \u00e0 quatre temps lorsque l\u2019alimentation en huile s\u2019interrompt. Cela peut se produire en cas de d\u00e9faillance de la pompe \u00e0 huile, d\u2019obstruction des conduites ou de dysfonctionnement des soupapes de r\u00e9gulation.<\/p>\n<h2>Le grippage de piston est-il toujours irr\u00e9versible ?<\/h2>\n<p>Dans certains cas, une r\u00e9paration reste possible. Lorsque le cylindre subit une l\u00e9g\u00e8re augmentation de son diam\u00e8tre, il est envisageable d\u2019installer un piston surdimensionn\u00e9. Cette solution n\u00e9cessite toutefois une rectification pr\u00e9cise du cylindre.<\/p>\n<p>Cependant, le principal danger ne concerne pas uniquement l\u2019\u00e9tat du piston. Lors d\u2019un grippage brutal, l\u2019arr\u00eat soudain des pi\u00e8ces en mouvement lib\u00e8re une \u00e9nergie cin\u00e9tique consid\u00e9rable. La bielle peut se rompre, se d\u00e9tacher et perforer le carter moteur. De plus, le vilebrequin et les paliers peuvent se d\u00e9former sous l\u2019effet des contraintes extr\u00eames.<\/p>\n<p>Dans ce type de sc\u00e9nario, la r\u00e9paration devient \u00e9conomiquement et techniquement irr\u00e9aliste. Le remplacement complet du moteur constitue alors la seule solution viable.<\/p>\n<h2>Peut-on d\u00e9tecter un grippage de piston imminent ?<\/h2>\n<p>Un conducteur attentif peut parfois identifier les signes annonciateurs d\u2019un grippage. Avant le blocage total, le piston peut se d\u00e9placer avec une r\u00e9sistance accrue. Le moteur continue alors de fonctionner, mais avec des efforts anormaux.<\/p>\n<p>Un bruit de cliquetis ou de claquement peut \u00e9galement indiquer un basculement du piston. Ce ph\u00e9nom\u00e8ne appara\u00eet lorsque le jeu entre le piston et le cylindre devient excessif. En r\u00e8gle g\u00e9n\u00e9rale, ce bruit dispara\u00eet lorsque le moteur atteint sa temp\u00e9rature de fonctionnement, ce qui rend le diagnostic plus difficile.<\/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 m\u00e9canisme de vilebrequin et \u00e9conomisez<\/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\/tv6w8exq68o2dt3td8ja.jpg\" alt=\"37119\" \/><a class=\"line-clamp-title\" 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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\/gsnairdordboteqdrqfw.jpg\" alt=\"43399\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.moto-integrator.be\/produits\/1869282-kit-dembrayage-sachs-2290-601-141\" target=\"_blank\">Kit d'embrayage SACHS 2290 601 141<\/a><p>Sachs<\/p><div class=\"price-container\"><p class=\"price\">512.69 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 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href=\"https:\/\/www.moto-integrator.be\/produits\/396798-kit-distribution-avec-pompe-a-eau-continental-ct1028wp2\" target=\"_blank\">Kit distribution avec pompe \u00e0 eau CONTINENTAL CT1028WP2<\/a><p>Contitech<\/p><div class=\"price-container\"><p class=\"price\">104.73 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 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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\/xr06fch1iweuvtcol77x.jpg\" alt=\"39410\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.moto-integrator.be\/produits\/1735525-butee-hydraulique-embrayage-sachs-3182-654-232\" target=\"_blank\">But\u00e9e hydraulique, embrayage SACHS 3182 654 232<\/a><p>Sachs<\/p><div class=\"price-container\"><p class=\"price\">39.00 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\/tdrjhkdtfkcdfwqum80w.jpg\" alt=\"47786\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.moto-integrator.be\/produits\/2016263-jeu-de-joints-tige-de-soupape-elring-584820\" target=\"_blank\">Jeu de joints, tige de soupape ELRING 584.820<\/a><p>Elring<\/p><div class=\"price-container\"><p class=\"price\">46.21 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\/iovoc5whvaki97hbojzl.jpg\" alt=\"43129\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.moto-integrator.be\/produits\/1515340-soupape-degazage-du-carter-febi-bilstein-46303\" target=\"_blank\">Soupape, d\u00e9gazage du carter FEBI BILSTEIN 46303<\/a><p>Febi<\/p><div class=\"price-container\"><p class=\"price\">72.54 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\/kn0yy5nunivwft2ygpgv.jpg\" alt=\"46513\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.moto-integrator.be\/produits\/1918676-kit-distribution-pompe-a-eau-bosch-1-987-946-393\" target=\"_blank\">Kit distribution + pompe \u00e0 eau BOSCH 1 987 946 393<\/a><p>Bosch<\/p><div class=\"price-container\"><p class=\"price\">55.44 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\/rndemjsoepzarmuaesiu.jpg\" alt=\"39452\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.moto-integrator.be\/produits\/651144-coussinet-de-vilebrequin-mahle-001pl20042-std\" target=\"_blank\">Coussinet de vilebrequin MAHLE 001PL20042 STD<\/a><p>Mahle<\/p><div class=\"price-container\"><p class=\"price\">14.34 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\/vqqdhdnh8ypcgqeclszt.jpg\" alt=\"36553\" \/><a class=\"line-clamp-title\" href=\"https:\/\/www.moto-integrator.be\/produits\/272443-jeu-de-boulons-de-culasse-elring-759350\" target=\"_blank\">Jeu de boulons de culasse ELRING 759.350<\/a><p>Elring<\/p><div class=\"price-container\"><p class=\"price\">11.35 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>FAQ \u2013 Grippage du piston<\/h2>\n<h3>Qu\u2019est-ce qu\u2019un grippage de piston ?<\/h3>\n<p>Il s\u2019agit du blocage d\u2019un piston dans son cylindre \u00e0 cause d\u2019une surchauffe et d\u2019un frottement excessif, entra\u00eenant souvent l\u2019arr\u00eat imm\u00e9diat du moteur.<\/p>\n<h3>Le manque d\u2019huile est-il la principale cause ?<\/h3>\n<p>Oui, une lubrification insuffisante repr\u00e9sente la cause la plus fr\u00e9quente, mais un exc\u00e8s d\u2019huile ou une huile inadapt\u00e9e peuvent \u00e9galement provoquer un grippage.<\/p>\n<h3>Un moteur diesel peut-il subir un grippage de piston ?<\/h3>\n<p>Oui, tous les moteurs \u00e0 combustion interne peuvent \u00eatre concern\u00e9s si les conditions de lubrification et de refroidissement ne sont pas respect\u00e9es.<\/p>\n<h3>Peut-on continuer \u00e0 rouler apr\u00e8s un d\u00e9but de grippage ?<\/h3>\n<p>Non. Continuer \u00e0 rouler aggrave rapidement les dommages et augmente le risque de destruction totale du moteur.<\/p>\n<h3>Comment pr\u00e9venir un grippage de piston ?<\/h3>\n<p>Il est essentiel de respecter les intervalles de vidange, d\u2019utiliser une huile conforme aux recommandations du constructeur et de surveiller la temp\u00e9rature moteur.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Si le moteur s&rsquo;arr\u00eate brutalement alors qu&rsquo;il roule \u00e0 pleine vitesse, un grippage du piston peut en \u00eatre la cause. Dans des conditions d\u00e9favorables, ce type de d\u00e9faillance provoque une panne irr\u00e9versible. Le conducteur doit alors remplacer le moteur dans son int\u00e9gralit\u00e9. 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