{"id":3588,"date":"2026-03-03T17:47:52","date_gmt":"2026-03-03T17:47:52","guid":{"rendered":"https:\/\/motortimeservice.rkinformatika.online\/?p=3588"},"modified":"2026-03-04T12:56:09","modified_gmt":"2026-03-04T12:56:09","slug":"guia-itv-rechazada-por-gases","status":"publish","type":"post","link":"https:\/\/motortimeservice.eu\/en\/guia-itv-rechazada-por-gases\/","title":{"rendered":"Gu\u00eda ITV Rechazada por Gases"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"3588\" class=\"elementor elementor-3588\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e6dc12a e-flex e-con-boxed e-con e-parent\" data-id=\"e6dc12a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-58a111d e-con-full e-flex e-con e-child\" data-id=\"58a111d\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;animation&quot;:&quot;none&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ddaca34 e-flex e-con-boxed e-con e-parent\" data-id=\"ddaca34\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-8ffe79e e-con-full e-flex e-con e-child\" data-id=\"8ffe79e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-354edcc elementor-widget__width-inherit elementor-widget elementor-widget-heading\" data-id=\"354edcc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">ITV Rechazada por Gases en 2026: Causas Comunes y C\u00f3mo Solucionarlo<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-50e2830 e-flex e-con-boxed e-con e-parent\" data-id=\"50e2830\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-be30b78 e-con-full e-flex e-con e-child\" data-id=\"be30b78\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6090cf1 elementor-widget__width-inherit elementor-widget elementor-widget-heading\" data-id=\"6090cf1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"> La Pesadilla de los \"Gases\" en la ITV<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d68edda e-con-full e-flex e-con e-child\" data-id=\"d68edda\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-0c259a7 e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"0c259a7\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInDown&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a20fe3d elementor-widget elementor-widget-text-editor\" data-id=\"a20fe3d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Llegas a la ITV. Has revisado tu coche a conciencia: luces, matr\u00edcula, neum\u00e1ticos&#8230; incluso has prestado atenci\u00f3n a esos \u00abruidos\u00bb que oyes cuando llueve o tomas un bache. Llevas el mantenimiento al d\u00eda, as\u00ed que decides ir t\u00fa mismo, sin que lo haga un profesional.<\/p><p><span class=\"\">Tras m\u00e1s de una hora de cola, entras al box. El inspector comprueba la documentaci\u00f3n, inserta una sonda en el escape y te pide que aceleres. Pisas a fondo y&#8230; \u00a1sorpresa! El inspector te dice que el resultado es\u00a0<\/span><a href=\"https:\/\/motortimeservice.eu\/en\/guia-itv-desfavorable\/\" type=\"page\"><strong>desfavorable<\/strong><\/a>\u00a0<strong>por gases<\/strong>.<\/p><p>Mientras el resto de la inspecci\u00f3n contin\u00faa (aunque ya sabes que has suspendido), te empieza a hablar en un idioma que suena a lat\u00edn: \u00abopacidad\u00bb, \u00abEGR atascada\u00bb, \u00abLambda\u00bb, \u00abCO alto\u00bb&#8230;<\/p><p class=\"text-align-left m-text-align-left\"><span class=\"\">Te llevas un informe desfavorable y una pregunta:\u00a0<\/span><strong>Ahora, \u00bfqu\u00e9?<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8751d2c e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"8751d2c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInDown&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0c2f642 elementor-widget elementor-widget-image\" data-id=\"0c2f642\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"683\" height=\"1024\" src=\"https:\/\/motortimeservice.eu\/wp-content\/uploads\/2026\/02\/motorserv20-683x1024.webp\" class=\"attachment-large size-large wp-image-2206\" alt=\"\" srcset=\"https:\/\/motortimeservice.eu\/wp-content\/uploads\/2026\/02\/motorserv20-683x1024.webp 683w, https:\/\/motortimeservice.eu\/wp-content\/uploads\/2026\/02\/motorserv20-200x300.webp 200w, https:\/\/motortimeservice.eu\/wp-content\/uploads\/2026\/02\/motorserv20-768x1152.webp 768w, https:\/\/motortimeservice.eu\/wp-content\/uploads\/2026\/02\/motorserv20-8x12.webp 8w, https:\/\/motortimeservice.eu\/wp-content\/uploads\/2026\/02\/motorserv20.webp 1024w\" sizes=\"(max-width: 683px) 100vw, 683px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6f0c263 e-flex e-con-boxed e-con e-parent\" data-id=\"6f0c263\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-2548178 e-con-full e-flex e-con e-child\" data-id=\"2548178\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-59556c2 elementor-widget__width-inherit elementor-widget elementor-widget-heading\" data-id=\"59556c2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">El \"Bucle del Taller\": Por Qu\u00e9 la Soluci\u00f3n no Siempre es Mec\u00e1nica<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b864fb8 e-con-full e-flex e-con e-child\" data-id=\"b864fb8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-943cb8e e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"943cb8e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInDown&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8c62794 elementor-widget elementor-widget-text-editor\" data-id=\"8c62794\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div id=\"widget_a4t\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"3626160619\"><div id=\"3626160619\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><p>El 90% de los conductores entra en este bucle:<\/p><ol class=\"defaultList ordered\"><li>Va al taller. El mec\u00e1nico le pone un aditivo (20\u20ac) y le cobra una hora de mano de obra (50\u20ac).<\/li><li>Vuelves a la ITV, repites la prueba y&#8230; \u00a1apruebas!<\/li><li><strong>Un a\u00f1o despu\u00e9s,<\/strong><span class=\"\">\u00a0repites el proceso. Compras el aditivo, vas a la ITV y&#8230; \u00a1vuelves a fallar!<\/span><\/li><li>Cansado del l\u00edo, le pides al mec\u00e1nico que lo lleve \u00e9l. Te cobra el aditivo, dos horas de su tiempo y te devuelve el coche aprobado.<\/li><\/ol><\/div><\/div><div id=\"widget_09o\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"787863444\"><div id=\"787863444\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><p class=\"m-text-align-left text-align-left\">Total de la \u00abbroma\u00bb: m\u00e1s de 100\u20ac, y lo peor es que el a\u00f1o que viene te pasar\u00e1 lo mismo<\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-718858d e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"718858d\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInDown&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ca2ede2 elementor-widget elementor-widget-text-editor\" data-id=\"ca2ede2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div id=\"widget_a4t\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"3626160619\"><div id=\"3626160619\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><p><strong>\u00bfSe pod\u00eda haber evitado? S\u00ed.<\/strong><span class=\"\">\u00a0En Motor Time Service no somos mec\u00e1nicos, pero sabemos m\u00e1s sobre el procedimiento de la ITV. Y hemos comprobado que\u00a0<\/span><strong>no siempre la soluci\u00f3n es mec\u00e1nica<\/strong><span class=\"\">. La mayor\u00eda de las veces, es un problema de\u00a0<\/span><strong>procedimiento y preparaci\u00f3n<\/strong>.<\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-acf0d54 e-flex e-con-boxed e-con e-parent\" data-id=\"acf0d54\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-7dd480d e-con-full e-flex e-con e-child\" data-id=\"7dd480d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6b5d457 elementor-widget__width-inherit elementor-widget elementor-widget-heading\" data-id=\"6b5d457\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">La Gran Diferencia: Di\u00e9sel (Opacidad) vs. Gasolina (Qu\u00edmica)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-172f704 elementor-widget elementor-widget-text-editor\" data-id=\"172f704\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>La prueba de gases es totalmente diferente para cada motor. Un di\u00e9sel falla por \u00abfumar negro\u00bb (holl\u00edn), mientras que un gasolina falla por \u00abquemar mal\u00bb (qu\u00edmica). Aqu\u00ed te explicamos ambos casos.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c9c915b e-con-full e-flex e-con e-child\" data-id=\"c9c915b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-f7f1eca e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"f7f1eca\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInDown&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ccd19cf elementor-widget__width-inherit elementor-widget elementor-widget-heading\" data-id=\"ccd19cf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Caso 1: ITV Rechazada en un Coche DI\u00c9SEL (Opacidad Alta)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5d78d4c elementor-widget elementor-widget-text-editor\" data-id=\"5d78d4c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div id=\"widget_pk6\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"4160557392\"><div id=\"4160557392\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><p class=\"m-text-align-left text-align-left\"><span class=\"\">La prueba de los di\u00e9sel mide la\u00a0<\/span><a href=\"https:\/\/motortimeservice.eu\/en\/homologaciones-y-tramites\/\" type=\"page\"><strong>opacidad<\/strong><\/a><a href=\"https:\/\/www.motortimeservice.es\/homologaciones\" type=\"page\">:<\/a><span class=\"\">\u00a0la cantidad de holl\u00edn (carbonilla) que sale por el escape. El l\u00edmite de opacidad lo marca el propio fabricante en una placa en el coche.<\/span><\/p><\/div><\/div><div id=\"widget_30d\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"2308434945\"><div id=\"2308434945\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><p class=\"m-text-align-left text-align-left\">El problema es que los di\u00e9sel modernos, especialmente con la \u00abconducci\u00f3n eficiente\u00bb a bajas revoluciones, generan una enorme cantidad de carbonilla que atasca dos componentes clave:<\/p><\/div><\/div><div id=\"widget_kv7\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"3240561281\"><div id=\"3240561281\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><ol class=\"defaultList ordered\"><li><strong>La V\u00e1lvula EGR:<\/strong><span class=\"\">\u00a0Recircula gases para contaminar menos, pero se llena de holl\u00edn.<\/span><\/li><li class=\"m-text-align-left text-align-left\"><strong>El Filtro de Part\u00edculas (FAP):<\/strong><span class=\"\">\u00a0Es el \u00abcolador\u00bb que atrapa el holl\u00edn.<\/span><\/li><\/ol><\/div><\/div><div id=\"widget_vhl\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"3835436198\"><div id=\"3835436198\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><p class=\"m-text-align-left text-align-left\">Cuando el inspector te pide el \u00abaceler\u00f3n en vac\u00edo\u00bb a m\u00e1s de 3.000 rpm, toda esa carbonilla acumulada en el escape sale de golpe, contamina la prueba y suspendes.<\/p><\/div><\/div><div id=\"widget_lor\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"335126174\"><div id=\"335126174\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><h5 class=\"text-align-center\">Soluci\u00f3n 1: El Truco Gratuito Pre-ITV (El que tu mec\u00e1nico no te cuenta)<\/h5><\/div><\/div><div id=\"widget_pe2\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"144172128\"><div id=\"144172128\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><p><span class=\"\">La soluci\u00f3n m\u00e1s sencilla es limpiar el sistema antes de la prueba. Lo que hacemos en Motor Time Service (y lo que puedes hacer t\u00fa) es\u00a0<\/span><strong>forzar la limpieza del motor<\/strong>.<\/p><p><strong>El Procedimiento:<\/strong><span class=\"\">\u00a015 o 20 minutos antes de tu cita en la ITV, conduce por autov\u00eda a un r\u00e9gimen alto y sostenido. No se trata de ir r\u00e1pido, sino de ir revolucionado:<\/span><\/p><ul class=\"defaultList bullet\"><li><strong>Conduce en 4\u00aa marcha a 100-110 km\/h (unas 3.000 &#8211; 3.500 rpm).<\/strong><\/li><li><strong>Dale varios \u00abacelerones\u00bb fuertes<\/strong><span class=\"\">\u00a0durante ese trayecto para expulsar la carbonilla.<\/span><\/li><\/ul><p class=\"m-text-align-left text-align-left\">Al hacer esto, el motor se calienta y expulsa la mayor parte del holl\u00edn en la autov\u00eda, no en la cara del inspector. Es el mismo principio que usar un aditivo, pero gratis y, a menudo, m\u00e1s efectivo.<\/p><\/div><\/div><div id=\"widget_q3g\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"22395119\"><div id=\"22395119\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><h5 class=\"text-align-center\">Soluci\u00f3n 2: El Plan B (Aditivos y Taller)<\/h5><\/div><\/div><div id=\"widget_1oe\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"2798754115\"><div id=\"2798754115\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><p>Si el coche es muy viejo o la carbonilla est\u00e1 muy atascada, el truco anterior puede no ser suficiente. Aqu\u00ed s\u00ed entran las soluciones de taller:<\/p><ul class=\"defaultList bullet\"><li><strong>Aditivo Pre-ITV:<\/strong><span class=\"\">\u00a0Un bote de calidad en el dep\u00f3sito (con poco combustible) y seguir el \u00abprocedimiento\u00bb del punto 1.<\/span><\/li><li><strong>Descarbonizaci\u00f3n con Hidr\u00f3geno:<\/strong><span class=\"\">\u00a0Una limpieza profesional en un taller que tenga la m\u00e1quina. Limpia EGR, FAP y admisi\u00f3n sin desmontar.<\/span><\/li><li><strong>Filtro de Aire Sucio:<\/strong><span class=\"\">\u00a0Si el filtro est\u00e1 muy obstruido, el coche \u00abrespira\u00bb mal y genera m\u00e1s humo. Es una comprobaci\u00f3n barata.<\/span><\/li><\/ul><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2f3ad94 e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"2f3ad94\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInDown&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-abe4bf6 elementor-widget__width-inherit elementor-widget elementor-widget-heading\" data-id=\"abe4bf6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Caso 2: ITV Rechazada en un Coche GASOLINA (CO Alto o Lambda)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-80f7b27 elementor-widget elementor-widget-text-editor\" data-id=\"80f7b27\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div id=\"widget_7sh\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"1450425382\"><div id=\"1450425382\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><p class=\"m-text-align-left text-align-left\"><span class=\"\">Aqu\u00ed el problema es muy diferente. No es holl\u00edn, es\u00a0<\/span><strong>qu\u00edmica<\/strong><span class=\"\">. La prueba mide el\u00a0<\/span><strong>CO (Mon\u00f3xido de Carbono)<\/strong><span class=\"\">\u00a0y el valor\u00a0<\/span><strong>Lambda<\/strong><span class=\"\">\u00a0(la proporci\u00f3n de aire y gasolina).<\/span><\/p><\/div><\/div><div id=\"widget_rp3\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"310926771\"><div id=\"310926771\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><p class=\"m-text-align-left text-align-left\">Si el inspector te dice que el \u00abCO es alto\u00bb o \u00abLambda est\u00e1 mal\u00bb, puede que tu mec\u00e1nico te cobre 80\u20ac por un aditivo y su tiempo, y m\u00e1gicamente se solucione. Pero te garantizamos que, si no te ha cambiado la Sonda Lambda o el catalizador, no ha soltado ni un tornillo.<\/p><\/div><\/div><div id=\"widget_bv5\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"2957485307\"><div id=\"2957485307\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><p class=\"m-text-align-left text-align-left\">La normativa de inspecci\u00f3n es muy estricta e igual para casi todos los coches catalizados (desde 1995 hasta 2025). El problema es que hay muchos factores que alteran la prueba.<\/p><\/div><\/div><div id=\"widget_76b\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"1707504205\"><div id=\"1707504205\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><h5 class=\"text-align-center\">Las Causas Reales que tu Mec\u00e1nico Conoce (y t\u00fa no)<\/h5><\/div><\/div><div id=\"widget_sot\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"2954058157\"><div id=\"2954058157\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><p>La mayor\u00eda de los fallos en gasolina se deben a que la prueba se hace en condiciones incorrectas.<\/p><ul class=\"defaultList bullet\"><li><strong>Causa 1 (La m\u00e1s com\u00fan): El Motor est\u00e1 FR\u00cdO.<\/strong><span class=\"\">\u00a0El catalizador (que limpia los gases) solo funciona por encima de 400\u00b0C. Si vas a la ITV a las 7:30 de la ma\u00f1ana, tras un trayecto corto, tu motor y tu catalizador est\u00e1n fr\u00edos. La combusti\u00f3n es mala, el CO se dispara y suspendes.<\/span><\/li><li><strong>Causa 2: La Humedad y la Sonda Lambda.<\/strong><span class=\"\">\u00a0La Sonda Lambda es la que \u00abanaliza\u00bb los gases y ajusta la inyecci\u00f3n. Si est\u00e1 vieja o \u00abperezosa\u00bb, la humedad de una ma\u00f1ana fr\u00eda puede afectar a su lectura, volviendo loca a la centralita.<\/span><\/li><li><strong>Causa 3: Ralent\u00ed inestable.<\/strong><span class=\"\">\u00a0Cualquier cosa que haga que el ralent\u00ed no sea perfecto (buj\u00edas, filtro de aire) puede alterar la medici\u00f3n.<\/span><\/li><\/ul><\/div><\/div><div id=\"widget_5j3\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"671196079\"><div id=\"671196079\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><h5 class=\"text-align-center\">Soluciones de Experto: Los \u00abTrucos\u00bb que S\u00cd Funcionan<\/h5><\/div><\/div><div id=\"widget_16v\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"2753842623\"><div id=\"2753842623\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><p>Antes de gastar dinero en un catalizador nuevo, prueba esto:<\/p><ol class=\"defaultList ordered\"><li><strong>\u00a1Calienta el Coche!<\/strong><span class=\"\">\u00a0Es la regla de oro. Antes de la ITV, conduce al menos 20-30 minutos, preferiblemente por autov\u00eda, para que el motor, el aceite y, sobre todo, el catalizador, alcancen su temperatura \u00f3ptima. Nunca vayas a la ITV con el coche fr\u00edo.<\/span><\/li><li><strong>El Truco de las Luces:<\/strong><span class=\"\">\u00a0Si tu coche es algo viejo y el ralent\u00ed es un poco inestable, prueba a encender un consumidor el\u00e9ctrico (como las luces o la luneta t\u00e9rmica). Esto sube la carga del alternador, obliga al motor a estabilizar el ralent\u00ed y, a veces, \u00abmaquilla\u00bb una Sonda Lambda perezosa.<\/span><\/li><li><strong>Pide una Segunda Verificaci\u00f3n:<\/strong><span class=\"\">\u00a0Si la m\u00e1quina da un valor an\u00f3malo, tienes derecho a que la medici\u00f3n sea correcta. A veces, la sonda del inspector no se ha colocado bien o la medici\u00f3n fluct\u00faa. Solicita amablemente que comprueben la conexi\u00f3n y repitan la prueba asegur\u00e1ndote de que el motor sigue caliente.<\/span><\/li><\/ol><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-cf28b9e e-flex e-con-boxed e-con e-parent\" data-id=\"cf28b9e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-864a426 e-con-full e-flex e-con e-child\" data-id=\"864a426\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cc241f0 elementor-widget elementor-widget-image\" data-id=\"cc241f0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/motortimeservice.eu\/wp-content\/uploads\/2026\/02\/motorserv22.webp\" class=\"attachment-large size-large wp-image-2237\" alt=\"\" srcset=\"https:\/\/motortimeservice.eu\/wp-content\/uploads\/2026\/02\/motorserv22.webp 1024w, https:\/\/motortimeservice.eu\/wp-content\/uploads\/2026\/02\/motorserv22-300x300.webp 300w, https:\/\/motortimeservice.eu\/wp-content\/uploads\/2026\/02\/motorserv22-150x150.webp 150w, https:\/\/motortimeservice.eu\/wp-content\/uploads\/2026\/02\/motorserv22-768x768.webp 768w, https:\/\/motortimeservice.eu\/wp-content\/uploads\/2026\/02\/motorserv22-12x12.webp 12w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8e9c058 e-con-full e-flex e-con e-child\" data-id=\"8e9c058\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-80f4f98 elementor-widget__width-inherit elementor-widget elementor-widget-heading\" data-id=\"80f4f98\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u00bfSin Tiempo o Agobiado? Nuestro Servicio de Gesti\u00f3n Integral ITV<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f7035df elementor-widget elementor-widget-text-editor\" data-id=\"f7035df\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div id=\"widget_8kn\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"308484963\"><div id=\"308484963\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><p class=\"m-text-align-center text-align-left\">Como has visto, un rechazo en la ITV por gases es un dolor de cabeza t\u00e9cnico y una gran p\u00e9rdida de tiempo.<\/p><\/div><\/div><div id=\"widget_29h\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"3647886696\"><div id=\"3647886696\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><p class=\"text-align-left m-text-align-center\"><span class=\"\">En Motor Time Service te ofrecemos nuestro\u00a0<\/span><a href=\"https:\/\/motortimeservice.eu\/en\/gestion-itv\/\" type=\"page\"><strong>Servicio de Gesti\u00f3n Integral ITV<\/strong><\/a>. Nos encargamos de todo. Aplicamos este conocimiento de \u00abprocedimiento\u00bb para que no gastes dinero de m\u00e1s en el taller.<\/p><\/div><\/div><div id=\"widget_66g\" class=\"flex-element widget-wrapper\" data-auto=\"flex-element-widget-wrapper\" data-widget-type=\"paragraph\" data-external-id=\"3984283134\"><div id=\"3984283134\" class=\"dmNewParagraph\" data-element-type=\"paragraph\" data-version=\"5\"><p><strong>\u00bfQu\u00e9 incluye nuestro servicio?<\/strong><\/p><ol class=\"defaultList ordered\"><li>Recogemos tu veh\u00edculo en tu domicilio o trabajo.<\/li><li>Realizamos una inspecci\u00f3n pre-ITV y un diagn\u00f3stico profesional de gases.<\/li><li>Aplicamos la soluci\u00f3n necesaria:<\/li><li class=\"ql-indent-1\">En Di\u00e9sel: Aplicamos el tratamiento de aditivos y realizamos el ciclo de limpieza en autov\u00eda.<\/li><li class=\"ql-indent-1\">En Gasolina: Nos aseguramos de que el veh\u00edculo llegue en la temperatura y condiciones \u00f3ptimas.<\/li><li>Llevamos el veh\u00edculo a la estaci\u00f3n de ITV por ti.<\/li><li>Te devolvemos el coche con la ITV favorable.<\/li><\/ol><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-30edcbd elementor-align-center elementor-invisible elementor-widget elementor-widget-button\" data-id=\"30edcbd\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInRight&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/motortimeservice.eu\/en\/precios\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Consulta nuestros precios<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1326c30 e-flex e-con-boxed e-con e-parent\" data-id=\"1326c30\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d707e3b elementor-cta--skin-cover elementor-widget__width-inherit elementor-animated-content elementor-bg-transform elementor-bg-transform-zoom-in elementor-widget elementor-widget-call-to-action\" data-id=\"d707e3b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"call-to-action.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-cta\">\n\t\t\t\t\t<div class=\"elementor-cta__bg-wrapper\">\n\t\t\t\t<div class=\"elementor-cta__bg elementor-bg\" style=\"background-image: url(https:\/\/motortimeservice.eu\/wp-content\/uploads\/2026\/02\/fondo-destacado-1920w-1024x683.webp);\" role=\"img\" aria-label=\"fondo-destacado-1920w\"><\/div>\n\t\t\t\t<div class=\"elementor-cta__bg-overlay\"><\/div>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-cta__content\">\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<h2 class=\"elementor-cta__title elementor-cta__content-item elementor-content-item elementor-animated-item--grow\">\n\t\t\t\t\t\tServicio de Gesti\u00f3n ITV\t\t\t\t\t<\/h2>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__description elementor-cta__content-item elementor-content-item elementor-animated-item--grow\">\n\t\t\t\t\t\tNo te preocupes, cont\u00e1ctanos.\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__button-wrapper elementor-cta__content-item elementor-content-item elementor-animated-item--grow\">\n\t\t\t\t\t<a class=\"elementor-cta__button elementor-button elementor-size-\" href=\"https:\/\/wa.me\/34676611283\" target=\"_blank\">\n\t\t\t\t\t\tWhatsapp\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-caf2156 e-flex e-con-boxed e-con e-parent\" data-id=\"caf2156\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-187257f e-con-full e-flex e-con e-child\" data-id=\"187257f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-520b2d0 elementor-widget__width-inherit elementor-widget elementor-widget-heading\" data-id=\"520b2d0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u00bfQUIERES SABER M\u00c1S SOBRE LOS PROCESOS DE HOMOLOGACI\u00d3N? AQU\u00cd TE DEJAMOS NUESTRAS GU\u00cdAS PARA RESOLVER CULQUIER DUDA<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-89ffbb8 e-grid e-con-full e-con e-child\" data-id=\"89ffbb8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4cce392 elementor-align-center elementor-invisible elementor-widget elementor-widget-button\" data-id=\"4cce392\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInRight&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/motortimeservice.eu\/en\/guias-2026\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Gu\u00edas Espec\u00edficas <\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-06e0498 elementor-align-center elementor-invisible elementor-widget elementor-widget-button\" data-id=\"06e0498\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInRight&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/motortimeservice.eu\/en\/homologaciones-y-tramites\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Homologaciones<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0fcf588 elementor-align-center elementor-invisible elementor-widget elementor-widget-button\" data-id=\"0fcf588\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInRight&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/motortimeservice.eu\/en\/matriculciones-y-cambios-de-residencia\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Matriculaciones<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>ITV Rechazada por Gases en 2026: Causas Comunes y C\u00f3mo Solucionarlo La Pesadilla de los \u00abGases\u00bb en la ITV Llegas a la ITV. Has revisado tu coche a conciencia: luces, matr\u00edcula, neum\u00e1ticos&#8230; incluso has prestado atenci\u00f3n a esos \u00abruidos\u00bb que oyes cuando llueve o tomas un bache. Llevas el mantenimiento al d\u00eda, as\u00ed que decides [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_canvas","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3588","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Gu\u00eda ITV Rechazada por Gases - Motor Time Service<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/motortimeservice.eu\/en\/guia-itv-rechazada-por-gases\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Gu\u00eda ITV Rechazada por Gases - Motor Time Service\" \/>\n<meta property=\"og:description\" content=\"ITV Rechazada por Gases en 2026: Causas Comunes y C\u00f3mo Solucionarlo La Pesadilla de los \u00abGases\u00bb en la ITV Llegas a la ITV. Has revisado tu coche a conciencia: luces, matr\u00edcula, neum\u00e1ticos&#8230; incluso has prestado atenci\u00f3n a esos \u00abruidos\u00bb que oyes cuando llueve o tomas un bache. 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