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référence","\u002Freference\u002F",[],[],{"id":441,"type":54,"label":442,"href":444,"icon":19,"iconRole":57,"description":19,"badge":19,"groupTitle":19,"groupKey":19,"style":19,"gridColumns":19,"cssClass":19,"psCategoryId":136,"psProductId":19,"showPsChildren":49,"position":127,"barVisible":17,"children":445,"psChildren":446},1006,{"fr":443},"Consigne","\u002Fconsigne\u002F",[],[],{"analytics":448},{},{"header":450},{"logo":451,"topBar":455,"contactEmail":39,"contactPhone":40,"features":471,"navBar":473,"headerLinks":474,"storesHref":19},{"src":452,"alt":453,"text":19,"href":37,"class":454},"\u002Fbrand\u002Fautokur-lockup.svg","autoKUR — turbos, injecteurs et pompes haute pression reconditionnés","h-9 sm:h-11 lg:h-12 w-auto object-contain",{"message":456,"messageMobile":457,"showLanguages":17,"align":458,"languages":459},"Turbos, injecteurs et pompes haute pression reconditionnés — échange standard, expédition depuis la France.","Échange standard, expédié de France","left",[460,463,467],{"code":461,"href":37,"label":462},"en","EN",{"code":464,"href":465,"label":466},"fr","\u002Ffr\u002F","FR",{"code":468,"href":469,"label":470},"de","\u002Fde\u002F","DE",{"showSearch":17,"showWishlist":17,"showLogin":17,"showContact":17,"showCart":17,"showQuoteButton":17,"showBlogLink":17,"showContactLink":17,"showGiftcardLink":49,"showStoresLink":49,"stickyHeader":49,"staticHeader":49,"headerLayout":472},"stacked",{"backgroundColor":9,"textColor":8},{},{"found":17,"kind":476,"pilier":477,"id_category":23,"id_parent":24,"level_depth":29,"path":478,"path_fr":478,"pilier_slug_fr":477,"pilier_slug":477,"slug":26,"name":25,"h1":479,"meta_title":480,"meta_description":28,"intro_html":27,"long_description_html":481,"image_url":482,"image_webp_srcset":483,"image_sizes":484,"image_alt":19,"breadcrumb":485,"children":492,"siblings":498,"aggregate":499,"faq":502,"tiles":552,"index_tier_closed":49},"category","turbo","renault\u002Fr21","Turbo compresseur RENAULT R21","Turbo compresseur RENAULT R21 — 1 réf. | autoKUR","\u003C!--seo-opt:v2-->\n\u003Cp>Le catalogue autoKUR propose une sélection spécialisée de \u003Cstrong>turbos compresseurs en échange standard\u003C\u002Fstrong> pour RENAULT R21. Chaque pièce fait l'objet d'un reconditionnement certifié selon les normes constructeur les plus strictes : démontage complet, nettoyage ultrasonique, remplacement systématique de l'ensemble des composants d'usure (roulements, segments, joints d'étanchéité) par des pièces neuves conformes aux spécifications d'origine, et calibrage dynamique sur banc d'essai haute précision.\u003C\u002Fp>\n\u003Ch2>Déclinaisons et motorisations disponibles\u003C\u002Fh2>\n\u003Cp>Parcourez les motorisations et finitions couvertes pour sélectionner votre turbo compresseur :\u003C\u002Fp>\n\u003Cul>\u003Cli>\u003Ca href=\"\u002Ffr\u002Fturbo\u002Frenault\u002Fr21\u002Fnevada\u002F\">\u003Cstrong>Nevada\u003C\u002Fstrong>\u003C\u002Fa> (1 réf.)\u003C\u002Fli>\u003C\u002Ful>\n\u003Ch2>Diagnostic et symptômes d'usure\u003C\u002Fh2>\n\u003Cp>Sur les motorisations RENAULT, plusieurs symptômes indiquent généralement la fatigue d'un turbocompresseur :\u003C\u002Fp>\u003Cul>\u003Cli>Perte nette de puissance à l'accélération ou passage du véhicule en mode dégradé.\u003C\u002Fli>\u003Cli>Sifflement aigu anormal à la montée en charge de la turbine.\u003C\u002Fli>\u003Cli>Fumée bleue ou noire à l'échappement, souvent liée à une fuite d'huile aux paliers.\u003C\u002Fli>\u003Cli>Présence d'huile dans les durites d'admission ou jeu excessif sur l'axe du rotor.\u003C\u002Fli>\u003C\u002Ful>\n\u003Ch2>Consigne autoKUR et parcours noyau\u003C\u002Fh2>\n\u003Cp>Tous nos turbos compresseurs sont commercialisés selon le principe vertueux de l'échange standard. Une consigne de \u003Cstrong>120 €\u003C\u002Fstrong> s'ajoute au tarif de base et vous est intégralement restituée dès réception et contrôle de votre ancienne pièce. Deux options s'offrent à vous :\u003C\u002Fp>\u003Cul>\u003Cli>\u003Cstrong>Expédition express immédiate\u003C\u002Fstrong> : vous réglez la consigne lors de l'achat, la pièce est expédiée sous 24\u002F48h. Vous disposez d'un bon de retour prépayé inclus pour renvoyer votre ancienne matière sans frais. Remboursement sous 72h.\u003C\u002Fli>\u003Cli>\u003Cstrong>Envoi préalable de votre pièce\u003C\u002Fstrong> : vous nous transmettez votre pièce usagée à l'aide de notre bon de transport prépayé. La nouvelle pièce est expédiée le jour de la réception, sans aucune avance de trésorerie.\u003C\u002Fli>\u003C\u002Ful>\u003Cp>Toutes les modalités pratiques sont détaillées sur notre page d'information \u003Ca href=\"\u002Ffr\u002Fconsigne\u002F\">Consigne autoKUR\u003C\u002Fa>.\u003C\u002Fp>\n\u003Ch2>Garantie 24 mois et livraison rapide\u003C\u002Fh2>\u003Cp>L'ensemble de nos pièces bénéficie d'une \u003Cstrong>garantie contractuelle de 2 ans\u003C\u002Fstrong>. Les commandes passées avant 14h sont expédiées le jour même via transporteur express avec suivi en temps réel. L'emballage renforcé thermoformé préserve l'intégrité de la géométrie et des composants mobiles lors du transport.\u003C\u002Fp>\n\u003Ch2>Recommandations pour le montage\u003C\u002Fh2>\u003Cp>Pour garantir la pérennité de votre turbo compresseur, le remplacement doit obligatoirement s'accompagner d'une vidange avec remplacement du filtre à huile, du nettoyage intégral des conduits de lubrification et de la vérification des filtres à air. Nous recommandons de confier cette intervention technique à un professionnel qualifié de la réparation automobile.\u003C\u002Fp>\n\u003Ch2>Préservation de la garantie constructeur\u003C\u002Fh2>\u003Cp>Conformément au \u003Cstrong>Règlement (UE) n° 461\u002F2010\u003C\u002Fstrong> de la Commission européenne, l'utilisation de pièces de rechange de qualité équivalente en échange standard préserve intégralement la garantie constructeur de votre véhicule RENAULT.\u003C\u002Fp>","\u002Fimg\u002Fc\u002F21049.jpg","\u002Fimg\u002Fc\u002F21049-r21-400.webp 400w, \u002Fimg\u002Fc\u002F21049-r21-600.webp 600w, \u002Fimg\u002Fc\u002F21049-r21-800.webp 800w, \u002Fimg\u002Fc\u002F21049-r21-1200.webp 1200w","(min-width: 768px) 33vw, 100vw",[486,488,491],{"label":65,"path":487},"",{"label":489,"path":490},"RENAULT","renault",{"label":25,"path":478},[493],{"id":494,"slug":495,"path":496,"label":497},21050,"nevada","renault\u002Fr21\u002Fnevada","Nevada",[],{"total":92,"total_in_stock":19,"price_min":500,"price_max":501,"known":17},625,838.471075,[503,506,509,512,515,518,521,524,527,530,533,536,540,544,548],{"position":69,"question":504,"answer_html":505},"Combien coûte un turbo pour RENAULT R21 ?","Le turbo en échange standard pour RENAULT R21 est proposé à partir de 625,00 €. Ce modèle reçoit 2 références différentes selon la motorisation et la période de fabrication ; le prix affiché est celui de la moins chère.",{"position":92,"question":507,"answer_html":508},"Quelle référence de turbo correspond à un RENAULT R21 ?","Un RENAULT R21 ne reçoit pas une référence unique : 2 références coexistent selon la motorisation et la période de fabrication. C'est le relevé sur la pièce déposée qui désigne la vôtre — pas la désignation commerciale du véhicule, ni son année.",{"position":101,"question":510,"answer_html":511},"Pourquoi plusieurs références de turbo sont-elles proposées pour R21 ?","Parce qu'un modèle couvre plusieurs motorisations, et qu'une même motorisation a pu recevoir des turbos différents selon la période de fabrication ou l'équipementier d'origine. Chacune des 2 références correspond à une variante précise du véhicule.",{"position":29,"question":513,"answer_html":514},"Où lire la référence sur le turbo déposé d'un RENAULT R21 ?","Sur la plaque rivetée du carter central, côté compresseur. La référence y est gravée et reste lisible même sur une pièce encrassée. C'est le seul relevé qui confirme la correspondance avec la référence attendue pour un RENAULT R21.",{"position":118,"question":516,"answer_html":517},"Comment savoir quelle motorisation équipe mon R21 ?","La carte grise porte la désignation de la version et la puissance du véhicule ; le code moteur, lui, est gravé sur le bloc. C'est ce couple moteur-puissance qui situe votre exemplaire dans la gamme R21, et qui conduit à la bonne référence de turbo.",{"position":127,"question":519,"answer_html":520},"L'année de mon R21 suffit-elle à choisir le turbo ?","Non. Deux R21 de la même année peuvent recevoir des turbos différents selon leur motorisation. C'est le couple moteur-puissance qui détermine la référence, et le relevé sur la pièce déposée qui la confirme.",{"position":136,"question":522,"answer_html":523},"Que devient l'ancien turbo de mon RENAULT R21 ?","La pièce commandée est vendue en échange standard : elle a déjà été reconditionnée, et le turbo déposé de votre R21 repart dans le circuit de remise en état. Les modalités de retour sont indiquées lors de la commande.",{"position":145,"question":525,"answer_html":526},"Quelle différence entre un turbo en échange standard et une pièce neuve ?","Un turbo en échange standard est une pièce d'origine remise en état de fonctionnement : les organes d'usure sont remplacés et l'ensemble est rééquilibré. Il porte la même référence que le turbo déposé du R21 et se monte à sa place.",{"position":154,"question":528,"answer_html":529},"Comment reconnaître un turbo fatigué sur RENAULT R21 ?","Sur un RENAULT R21, un turbo en fin de vie se signale par une perte de puissance à la remise en charge, une fumée à l'échappement, un sifflement qui monte avec le régime et le passage en mode dégradé. Ces signes se recoupent avec d'autres défauts de la ligne d'admission : le diagnostic revient à un professionnel.",{"position":163,"question":531,"answer_html":532},"Pourquoi mon R21 passe-t-il en mode dégradé ?","Le calculateur du R21 bride le moteur lorsqu'il ne retrouve plus la pression d'admission attendue pour la motorisation. Un turbo qui ne régule plus correctement la pression est l'une des causes possibles, aux côtés d'une fuite d'air à l'admission ou d'un capteur de pression en défaut.",{"position":170,"question":534,"answer_html":535},"Un sifflement à la montée en régime vient-il toujours du turbo ?","Non. Le sifflement peut venir du turbo lui-même, mais aussi d'une fuite sur un manchon d'admission, du refroidisseur d'air ou de la vanne de décharge. Le bruit seul ne suffit pas à condamner la pièce.",{"position":537,"question":538,"answer_html":539},12,"Le turbo d'un R21 est-il à géométrie variable ?","Les motorisations diesel reçoivent un turbo à géométrie variable, dont les aubes orientables adaptent la pression au régime — c'est l'organe qui se grippe le plus souvent sur ce type de moteur. Les motorisations essence relèvent d'autres architectures. C'est la référence relevée sur la pièce déposée qui dit laquelle équipe votre R21.",{"position":541,"question":542,"answer_html":543},13,"Comment confirmer la panne avant de commander un turbo pour R21 ?","Par une lecture des codes défaut et un contrôle de la pression de suralimentation, réalisés par un professionnel, avant toute commande pour un RENAULT R21. Cette vérification distingue un turbo hors service d'une fuite d'air ou d'un capteur défaillant — trois pannes aux symptômes voisins, mais aux remèdes différents.",{"position":545,"question":546,"answer_html":547},14,"Puis-je commander un turbo pour R21 sans connaître la référence exacte ?","Les 2 références de cette page couvrent les motorisations du R21 : le choix se fait en relevant le code sur la pièce déposée. Sans ce relevé, c'est la motorisation exacte du véhicule qui doit être identifiée avant de commander.",{"position":549,"question":550,"answer_html":551},15,"Le turbo commandé pour un RENAULT R21 se monte-t-il directement ?","Oui, dès lors que la référence est celle d'origine pour la motorisation du R21 : elle reprend les cotes, la fixation et les raccordements de la pièce déposée. La pose est l'affaire d'un professionnel de la réparation automobile.",[],{"show":17,"tagged":49,"active":49},{"columns":555},[556,567,585],{"title":557,"position":58,"links":558},"Nos pièces",[559,561,563,565],{"label":560,"href":66,"external":49},"Turbos",{"label":562,"href":196,"external":49},"Injecteurs",{"label":564,"href":305,"external":49},"Pompes haute pression",{"label":566,"href":430,"external":49},"Kits de joints",{"title":568,"position":69,"links":569},"Guides & conseils",[570,573,576,579,582],{"label":571,"href":572,"external":49},"Tous les guides","\u002Fblog",{"label":574,"href":575,"external":49},"Prix","\u002Fblog\u002Fturbo\u002Fprix",{"label":577,"href":578,"external":49},"Symptômes de panne","\u002Fblog\u002Fturbo\u002Fsymptome",{"label":580,"href":581,"external":49},"Neuf ou échange standard","\u002Fblog\u002Fturbo\u002Fneuf-occasion",{"label":583,"href":584,"external":49},"Montage","\u002Fblog\u002Fturbo\u002Fmontage",{"title":586,"position":92,"links":587},"Informations",[588,590,593,595,598,601],{"label":589,"href":43,"external":49},"Contact",{"label":591,"href":592,"external":49},"Livraison et retours","\u002Flivraison-et-retours",{"label":594,"href":444,"external":49},"La consigne",{"label":596,"href":597,"external":49},"Mentions légales","\u002Fmentions-legales",{"label":599,"href":600,"external":49},"CGV","\u002Fconditions-generales-de-vente",{"label":602,"href":603,"external":49},"Politique de confidentialité","\u002Fpolitique-de-confidentialite",{"sections":605},[],{"articles":607,"total":58,"limit":145},[],{"siloRdv":609},{"enabled":17,"repeatEvery":610,"position":611,"ctaLabel":19},16,"top",{"ok":17,"alternates":613},{"en":614,"fr":615,"de":616},"\u002Fturbocharger\u002Frenault\u002Fr21","\u002Ffr\u002Fturbo\u002Frenault\u002Fr21","\u002Fde\u002Fturbolader\u002Frenault\u002Fr21",{"ok":17,"alternates":618},{"en":614,"fr":615,"de":616},{"products":620,"total":92,"offset":58,"limit":647,"hasMore":49},[621,633],{"id":622,"ref":623,"name":624,"slug":625,"price":626,"priceRaw":627,"image":628,"imageSrcset":629,"url":630,"unitLabel":183,"stockQuantity":58,"taxRate":191,"aliases":631},860,"466450-0001","Turbo Garrett 466450-0001","turbo-garrett-466450-0001","750,00 €",750,"\u002Fimg\u002Fp\u002F7\u002F2\u002F4\u002F4\u002F0\u002F72440-turbo-garrett-466450-0001-600.webp","\u002Fimg\u002Fp\u002F7\u002F2\u002F4\u002F4\u002F0\u002F72440-turbo-garrett-466450-0001-400.webp 400w, \u002Fimg\u002Fp\u002F7\u002F2\u002F4\u002F4\u002F0\u002F72440-turbo-garrett-466450-0001-600.webp 600w, \u002Fimg\u002Fp\u002F7\u002F2\u002F4\u002F4\u002F0\u002F72440-turbo-garrett-466450-0001-800.webp 800w, \u002Fimg\u002Fp\u002F7\u002F2\u002F4\u002F4\u002F0\u002F72440-turbo-garrett-466450-0001-1200.webp 1200w","\u002Ffr\u002Fturbo\u002Fturbo-garrett-466450-0001-860",[632],"466450-5001S",{"id":634,"ref":635,"name":636,"slug":637,"price":638,"priceRaw":639,"image":640,"imageSrcset":641,"url":642,"unitLabel":183,"stockQuantity":643,"taxRate":191,"aliases":644},873,"466948-0001","Turbo Garrett 466948-0001","turbo-garrett-466948-0001","1 006,17 €",1006.17,"\u002Fimg\u002Fp\u002F7\u002F2\u002F4\u002F3\u002F7\u002F72437-turbo-garrett-466948-0001-600.webp","\u002Fimg\u002Fp\u002F7\u002F2\u002F4\u002F3\u002F7\u002F72437-turbo-garrett-466948-0001-400.webp 400w, \u002Fimg\u002Fp\u002F7\u002F2\u002F4\u002F3\u002F7\u002F72437-turbo-garrett-466948-0001-600.webp 600w, \u002Fimg\u002Fp\u002F7\u002F2\u002F4\u002F3\u002F7\u002F72437-turbo-garrett-466948-0001-800.webp 800w, \u002Fimg\u002Fp\u002F7\u002F2\u002F4\u002F3\u002F7\u002F72437-turbo-garrett-466948-0001-1200.webp 1200w","\u002Ffr\u002Fturbo\u002Fturbo-garrett-466948-0001-873",300,[645,646],"7700736562","466948-5001S",24]