{"id":3287,"date":"2023-02-25T12:40:59","date_gmt":"2023-02-25T10:40:59","guid":{"rendered":"https:\/\/automotivesolutions.ro\/?p=3287"},"modified":"2023-02-25T12:41:33","modified_gmt":"2023-02-25T10:41:33","slug":"iat-sensor-senzor-temperatura-admisie","status":"publish","type":"post","link":"https:\/\/automotivesolutions.ro\/fr\/2023\/02\/25\/capteur-iat-capteur-de-temperature-dadmission\/","title":{"rendered":"Capteur IAT - capteur de temp\u00e9rature d'admission"},"content":{"rendered":"<p><strong>Capteur de temp\u00e9rature d'air d'admission - IAT<\/strong><\/p>\n<p><strong>\u00a0<\/strong><\/p>\n<p><strong>Fonctionnement du capteur de temp\u00e9rature d'air d'admission :<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>Le capteur de temp\u00e9rature d'air d'admission d\u00e9termine la temp\u00e9rature dans le conduit d'admission et transmet les signaux de tension de la temp\u00e9rature \u00e0 l'unit\u00e9 de commande. Celle-ci \u00e9value les signaux et influence la formation du m\u00e9lange et l'angle d'aspiration.<\/p>\n<p>&nbsp;<\/p>\n<p>La r\u00e9sistance du capteur de temp\u00e9rature varie en fonction de la temp\u00e9rature de l'air d'admission. Lorsque la temp\u00e9rature augmente, la r\u00e9sistance diminue, ce qui r\u00e9duit la tension au niveau du capteur. L'unit\u00e9 de contr\u00f4le \u00e9value ces valeurs de tension car elles sont directement li\u00e9es \u00e0 la temp\u00e9rature de l'air d'admission (des temp\u00e9ratures basses entra\u00eenent des valeurs de tension \u00e9lev\u00e9es au niveau du capteur et des temp\u00e9ratures \u00e9lev\u00e9es entra\u00eenent des valeurs de tension basses).<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Sympt\u00f4mes d'un capteur de temp\u00e9rature d'air d'admission d\u00e9fectueux :<\/strong><\/p>\n<p><strong>\u00a0<\/strong><\/p>\n<p>Un capteur de temp\u00e9rature d'air d'admission d\u00e9fectueux peut se manifester de diff\u00e9rentes mani\u00e8res par la d\u00e9tection du d\u00e9faut par l'unit\u00e9 de contr\u00f4le et la strat\u00e9gie du programme d'urgence qui en r\u00e9sulte.<\/p>\n<p>&nbsp;<\/p>\n<p>Les sympt\u00f4mes d'erreur les plus courants sont les suivants :<\/p>\n<ul>\n<li>Le code d'erreur est enregistr\u00e9, le t\u00e9moin de contr\u00f4le du moteur peut s'allumer.<\/li>\n<li>Probl\u00e8mes de d\u00e9marrage<\/li>\n<li>R\u00e9duction de la puissance du moteur<\/li>\n<li>Augmentation de la consommation de carburant<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><strong>Causes d'un capteur IAT d\u00e9fectueux :<\/strong><\/p>\n<p><strong>\u00a0<\/strong><\/p>\n<ul>\n<li>Court-circuit interne<\/li>\n<\/ul>\n<ul>\n<li>Rupture du c\u00e2blage<\/li>\n<li>Court-circuit de c\u00e2blage<\/li>\n<li>Dommages m\u00e9caniques<\/li>\n<li>Pointe du capteur encrass\u00e9e<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Senzor de temperatura a aerului de admisie \u2013 IAT \u00a0 Cum functioneaza senzorul de temperatura a aerului de admisie: &nbsp; Senzorul de temperatur\u0103 a aerului de admisie determin\u0103 temperatura \u00een conducta de aspira\u021bie \u0219i transmite semnalele de tensiune provenite din temperatur\u0103 c\u0103tre unitatea de control.\u00a0Aceasta evalueaz\u0103 semnalele \u0219i influen\u021beaz\u0103 formarea amestecului \u0219i unghiul de tragere. &nbsp; Rezisten\u021ba senzorului de temperatur\u0103 se modific\u0103 \u00een func\u021bie de temperatura aerului admis.\u00a0Pe m\u0103sur\u0103 ce temperatura cre\u0219te, rezisten\u021ba scade, ceea ce reduce tensiunea la senzor.\u00a0Unitatea de control evalueaz\u0103 aceste valori ale tensiunii, deoarece ele sunt direct legate de temperatura aerului de admisie (temperaturile sc\u0103zute au ca rezultat valori \u00eenalte ale tensiunii la senzor, iar temperaturile ridicate au ca rezultat valori ale tensiunii sc\u0103zute). &nbsp; Simptomele senzorului de temperatura a aerului de admisie defect: \u00a0 Un senzor de temperatur\u0103 a aerului de admisie defect se poate manifesta \u00een moduri diferite prin detectarea defec\u021biunilor de c\u0103tre unitatea de control \u0219i strategia rezultat\u0103 a programului de urgen\u021b\u0103. &nbsp; Simptomele frecvente de eroare sunt: Codul de eroare este stocat, lampa de control al motorului se poate aprinde Probleme de pornire Putere redus\u0103 a motorului Consum crescut de combustibil &nbsp; Cauzele unui senzor IAT defect: \u00a0 Scurtcircuite interne Rupere \u00een cablaj Scurtcircuit cablaj Deterior\u0103ri mecanice V\u00e2rful senzorului murdar &nbsp; &nbsp;<\/p>","protected":false},"author":1,"featured_media":3290,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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href=\"https:\/\/automotivesolutions.ro\/fr\/category\/automobile\/\" rel=\"category tag\">Automotive-Blog<\/a>","rttpg_excerpt":"Senzor de temperatura a aerului de admisie \u2013 IAT \u00a0 Cum functioneaza senzorul de temperatura a aerului de admisie: &nbsp; Senzorul de temperatur\u0103 a aerului de admisie determin\u0103 temperatura \u00een conducta de aspira\u021bie \u0219i transmite semnalele de tensiune provenite din temperatur\u0103 c\u0103tre unitatea de control.\u00a0Aceasta evalueaz\u0103 semnalele \u0219i influen\u021beaz\u0103 formarea amestecului \u0219i unghiul de tragere.\u2026","_links":{"self":[{"href":"https:\/\/automotivesolutions.ro\/fr\/wp-json\/wp\/v2\/posts\/3287","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/automotivesolutions.ro\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/automotivesolutions.ro\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/automotivesolutions.ro\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/automotivesolutions.ro\/fr\/wp-json\/wp\/v2\/comments?post=3287"}],"version-history":[{"count":1,"href":"https:\/\/automotivesolutions.ro\/fr\/wp-json\/wp\/v2\/posts\/3287\/revisions"}],"predecessor-version":[{"id":3289,"href":"https:\/\/automotivesolutions.ro\/fr\/wp-json\/wp\/v2\/posts\/3287\/revisions\/3289"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/automotivesolutions.ro\/fr\/wp-json\/wp\/v2\/media\/3290"}],"wp:attachment":[{"href":"https:\/\/automotivesolutions.ro\/fr\/wp-json\/wp\/v2\/media?parent=3287"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/automotivesolutions.ro\/fr\/wp-json\/wp\/v2\/categories?post=3287"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/automotivesolutions.ro\/fr\/wp-json\/wp\/v2\/tags?post=3287"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}