{"id":1970,"date":"2025-04-10T07:28:21","date_gmt":"2025-04-10T11:28:21","guid":{"rendered":"https:\/\/documotors.com\/?p=1970"},"modified":"2025-04-10T07:28:22","modified_gmt":"2025-04-10T11:28:22","slug":"p0121","status":"publish","type":"post","link":"https:\/\/documotors.com\/wiki\/p0121\/","title":{"rendered":"P0121"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">El <strong>c\u00f3digo DTC P0121<\/strong> indica que el sensor de posici\u00f3n del acelerador (TPS) est\u00e1 enviando se\u00f1ales que no se corresponden con los valores esperados por la ECU. Este sensor informa al m\u00f3dulo de control del motor cu\u00e1nto se ha abierto la mariposa del acelerador, y es clave para el control de la mezcla aire-combustible, encendido y respuesta del motor.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cuando este sensor entrega se\u00f1ales incoherentes o que no est\u00e1n dentro del rango programado, se registra este c\u00f3digo de error.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" style=\"font-size:1.2em !important; border-bottom:1px solid #ccc !important; padding-bottom:0.8em !important; padding-top:1.2em !important; padding-right:25px; cursor:pointer; background:url(https:\/\/documotors.com\/wp-content\/uploads\/99174301744201836.svg) no-repeat right center; background-size:20px auto;\">Descripci\u00f3n del Error<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">El sensor TPS convierte la posici\u00f3n f\u00edsica de la mariposa del acelerador en una se\u00f1al de voltaje. Esta se\u00f1al deber\u00eda variar de forma progresiva (por ejemplo, entre 0.5 y 4.5 voltios) conforme se pisa o suelta el pedal. Si la se\u00f1al se mantiene fija, salta de forma irregular o no corresponde con la velocidad del veh\u00edculo o la carga del motor, la ECU detecta una falla de rendimiento y activa el <strong>c\u00f3digo DTC P0121<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Esto puede estar causado por un sensor deteriorado, un conector flojo, cables da\u00f1ados o fallas internas en el cuerpo de aceleraci\u00f3n electr\u00f3nico.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" style=\"font-size:1.2em !important; border-bottom:1px solid #ccc !important; padding-bottom:0.8em !important; padding-top:1.2em !important; padding-right:25px; cursor:pointer; background:url(https:\/\/documotors.com\/wp-content\/uploads\/99174301744201836.svg) no-repeat right center; background-size:20px auto;\">Diagn\u00f3stico<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Con un esc\u00e1ner automotriz se puede verificar el comportamiento de la se\u00f1al del TPS en tiempo real. Si la lectura salta, fluct\u00faa sin que el pedal sea presionado o no sube de forma progresiva, se confirma la anomal\u00eda.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tambi\u00e9n se debe inspeccionar el arn\u00e9s, comprobar continuidad del cableado y verificar el voltaje de referencia del sensor con un mult\u00edmetro. En veh\u00edculos con pedal electr\u00f3nico, el an\u00e1lisis debe extenderse al sensor del pedal y al m\u00f3dulo del cuerpo de aceleraci\u00f3n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" style=\"font-size:1.2em !important; border-bottom:1px solid #ccc !important; padding-bottom:0.8em !important; padding-top:1.2em !important; padding-right:25px; cursor:pointer; background:url(https:\/\/documotors.com\/wp-content\/uploads\/99174301744201836.svg) no-repeat right center; background-size:20px auto;\">\u00bfEs grave el c\u00f3digo P0121?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">S\u00ed. Una lectura err\u00f3nea de la posici\u00f3n del acelerador puede causar titubeos, p\u00e9rdida de potencia, ralent\u00ed inestable e incluso que el veh\u00edculo entre en modo seguro (limp mode), limitando su respuesta.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">No es recomendable conducir prolongadamente con este c\u00f3digo activo.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" style=\"font-size:1.2em !important; border-bottom:1px solid #ccc !important; padding-bottom:0.8em !important; padding-top:1.2em !important; padding-right:25px; cursor:pointer; background:url(https:\/\/documotors.com\/wp-content\/uploads\/99174301744201836.svg) no-repeat right center; background-size:20px auto;\">Posibles soluciones<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Inspeccionar visualmente el sensor TPS y su conector.<\/li>\n\n\n\n<li>Limpiar el conector y verificar que los pines est\u00e9n rectos y sin corrosi\u00f3n.<\/li>\n\n\n\n<li>Medir el voltaje del TPS con mult\u00edmetro mientras se acciona el pedal.<\/li>\n\n\n\n<li>Reemplazar el sensor si los valores no son coherentes.<\/li>\n\n\n\n<li>En sistemas electr\u00f3nicos, revisar el conjunto del cuerpo de aceleraci\u00f3n.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" style=\"font-size:1.2em !important; border-bottom:1px solid #ccc !important; padding-bottom:0.8em !important; padding-top:1.2em !important; padding-right:25px; cursor:pointer; background:url(https:\/\/documotors.com\/wp-content\/uploads\/99174301744201836.svg) no-repeat right center; background-size:20px auto;\">Prevenciones<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Evitar la acumulaci\u00f3n de carbonilla en el cuerpo de aceleraci\u00f3n.<\/li>\n\n\n\n<li>No forzar el pedal si ofrece resistencia.<\/li>\n\n\n\n<li>Usar sensores de calidad OEM al realizar reemplazos.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" style=\"font-size:1.2em !important; border-bottom:1px solid #ccc !important; padding-bottom:0.8em !important; padding-top:1.2em !important; padding-right:25px; cursor:pointer; background:url(https:\/\/documotors.com\/wp-content\/uploads\/99174301744201836.svg) no-repeat right center; background-size:20px auto;\">C\u00f3digos relacionados con el P0121<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>P0120<\/strong> \u2013 TPS\/Pedal A: Circuito defectuoso<\/li>\n\n\n\n<li><strong>P0122<\/strong> \u2013 TPS: Entrada baja<\/li>\n\n\n\n<li><strong>P0123<\/strong> \u2013 TPS: Entrada alta<\/li>\n\n\n\n<li><strong>P2135<\/strong> \u2013 Incongruencia entre se\u00f1ales de TPS y pedal<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>El c\u00f3digo DTC P0121 indica que el sensor de posici\u00f3n del..<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[95],"tags":[96,90,18],"class_list":["post-1970","post","type-post","status-publish","format-standard","hentry","category-dtc","tag-codigos-dtc","tag-diagnosticos","tag-sistemas"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>C\u00f3digo de Error P0121 \u2013 Sensor TPS: Rango\/Funcionamiento Incorrecto<\/title>\n<meta name=\"description\" content=\"El c\u00f3digo DTC P0121 indica que el sensor de posici\u00f3n del acelerador (TPS) est\u00e1 enviando se\u00f1ales que no se corresponden con los valores esperados por la\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/documotors.com\/wiki\/p0121\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C\u00f3digo de Error P0121 \u2013 Sensor TPS: Rango\/Funcionamiento Incorrecto\" \/>\n<meta property=\"og:description\" content=\"El c\u00f3digo DTC P0121 indica que el sensor de posici\u00f3n del acelerador (TPS) est\u00e1 enviando se\u00f1ales que no se corresponden con los valores esperados por la\" \/>\n<meta property=\"og:url\" content=\"https:\/\/documotors.com\/wiki\/p0121\/\" \/>\n<meta property=\"og:site_name\" content=\"DOCUMOTORS\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-10T11:28:21+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-04-10T11:28:22+00:00\" \/>\n<meta name=\"author\" content=\"Documotors\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"ScholarlyArticle\",\"@id\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/p0121\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/p0121\\\/\"},\"author\":{\"name\":\"Documotors\",\"@id\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/#\\\/schema\\\/person\\\/411fd02c35bb3865a3a5d2fd168ebf08\"},\"headline\":\"P0121\",\"datePublished\":\"2025-04-10T11:28:21+00:00\",\"dateModified\":\"2025-04-10T11:28:22+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/p0121\\\/\"},\"wordCount\":457,\"publisher\":{\"@id\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/#organization\"},\"keywords\":[\"C\u00f3digos DTC\",\"Diagn\u00f3sticos\",\"Sistemas\"],\"articleSection\":[\"DTC\"],\"inLanguage\":\"es\"},{\"@type\":[\"WebPage\",\"ItemPage\"],\"@id\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/p0121\\\/\",\"url\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/p0121\\\/\",\"name\":\"C\u00f3digo de Error P0121 \u2013 Sensor TPS: Rango\\\/Funcionamiento Incorrecto\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/#website\"},\"datePublished\":\"2025-04-10T11:28:21+00:00\",\"dateModified\":\"2025-04-10T11:28:22+00:00\",\"description\":\"El c\u00f3digo DTC P0121 indica que el sensor de posici\u00f3n del acelerador (TPS) est\u00e1 enviando se\u00f1ales que no se corresponden con los valores esperados por la\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/p0121\\\/#breadcrumb\"},\"inLanguage\":\"es\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/documotors.com\\\/wiki\\\/p0121\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/p0121\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Portada\",\"item\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"P0121\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/#website\",\"url\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/\",\"name\":\"DocuMotors.com\",\"description\":\"La enciclopedia automec\u00e1nica\",\"publisher\":{\"@id\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/#organization\"},\"alternateName\":\"DocuMotors\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"es\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/#organization\",\"name\":\"DocuMotors.com\",\"alternateName\":\"DocuMotors\",\"url\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"es\",\"@id\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/wp-content\\\/uploads\\\/56580701744287115.svg\",\"contentUrl\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/wp-content\\\/uploads\\\/56580701744287115.svg\",\"width\":750,\"height\":149,\"caption\":\"DocuMotors.com\"},\"image\":{\"@id\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/documotors.com\\\/wiki\\\/#\\\/schema\\\/person\\\/411fd02c35bb3865a3a5d2fd168ebf08\",\"name\":\"Documotors\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"es\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/393f985db6c76c4dd00deea0404d9b8e37cfe24ae92756e38dd78177296c78d5?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/393f985db6c76c4dd00deea0404d9b8e37cfe24ae92756e38dd78177296c78d5?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/393f985db6c76c4dd00deea0404d9b8e37cfe24ae92756e38dd78177296c78d5?s=96&d=mm&r=g\",\"caption\":\"Documotors\"},\"description\":\"En Documotors.com, nos especializamos en proporcionar contenido de calidad sobre mec\u00e1nica automotriz, mantenimiento vehicular, reparaci\u00f3n de motores, diagn\u00f3stico de fallas y tecnolog\u00eda automotriz. Nuestro objetivo es convertirnos en la plataforma de referencia para estudiantes, mec\u00e1nicos, aficionados y profesionales del sector automotor. Brindamos informaci\u00f3n precisa, confiable y actualizada sobre mec\u00e1nica automotriz, desde conceptos b\u00e1sicos hasta gu\u00edas avanzadas de reparaci\u00f3n y mantenimiento, ayudando a nuestros usuarios a comprender mejor el funcionamiento de los veh\u00edculos.\",\"sameAs\":[\"https:\\\/\\\/documotors.com\\\/wiki\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"C\u00f3digo de Error P0121 \u2013 Sensor TPS: Rango\/Funcionamiento Incorrecto","description":"El c\u00f3digo DTC P0121 indica que el sensor de posici\u00f3n del acelerador (TPS) est\u00e1 enviando se\u00f1ales que no se corresponden con los valores esperados por la","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/documotors.com\/wiki\/p0121\/","og_locale":"es_ES","og_type":"article","og_title":"C\u00f3digo de Error P0121 \u2013 Sensor TPS: Rango\/Funcionamiento Incorrecto","og_description":"El c\u00f3digo DTC P0121 indica que el sensor de posici\u00f3n del acelerador (TPS) est\u00e1 enviando se\u00f1ales que no se corresponden con los valores esperados por la","og_url":"https:\/\/documotors.com\/wiki\/p0121\/","og_site_name":"DOCUMOTORS","article_published_time":"2025-04-10T11:28:21+00:00","article_modified_time":"2025-04-10T11:28:22+00:00","author":"Documotors","twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"ScholarlyArticle","@id":"https:\/\/documotors.com\/wiki\/p0121\/#article","isPartOf":{"@id":"https:\/\/documotors.com\/wiki\/p0121\/"},"author":{"name":"Documotors","@id":"https:\/\/documotors.com\/wiki\/#\/schema\/person\/411fd02c35bb3865a3a5d2fd168ebf08"},"headline":"P0121","datePublished":"2025-04-10T11:28:21+00:00","dateModified":"2025-04-10T11:28:22+00:00","mainEntityOfPage":{"@id":"https:\/\/documotors.com\/wiki\/p0121\/"},"wordCount":457,"publisher":{"@id":"https:\/\/documotors.com\/wiki\/#organization"},"keywords":["C\u00f3digos DTC","Diagn\u00f3sticos","Sistemas"],"articleSection":["DTC"],"inLanguage":"es"},{"@type":["WebPage","ItemPage"],"@id":"https:\/\/documotors.com\/wiki\/p0121\/","url":"https:\/\/documotors.com\/wiki\/p0121\/","name":"C\u00f3digo de Error P0121 \u2013 Sensor TPS: Rango\/Funcionamiento Incorrecto","isPartOf":{"@id":"https:\/\/documotors.com\/wiki\/#website"},"datePublished":"2025-04-10T11:28:21+00:00","dateModified":"2025-04-10T11:28:22+00:00","description":"El c\u00f3digo DTC P0121 indica que el sensor de posici\u00f3n del acelerador (TPS) est\u00e1 enviando se\u00f1ales que no se corresponden con los valores esperados por la","breadcrumb":{"@id":"https:\/\/documotors.com\/wiki\/p0121\/#breadcrumb"},"inLanguage":"es","potentialAction":[{"@type":"ReadAction","target":["https:\/\/documotors.com\/wiki\/p0121\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/documotors.com\/wiki\/p0121\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Portada","item":"https:\/\/documotors.com\/wiki\/"},{"@type":"ListItem","position":2,"name":"P0121"}]},{"@type":"WebSite","@id":"https:\/\/documotors.com\/wiki\/#website","url":"https:\/\/documotors.com\/wiki\/","name":"DocuMotors.com","description":"La enciclopedia automec\u00e1nica","publisher":{"@id":"https:\/\/documotors.com\/wiki\/#organization"},"alternateName":"DocuMotors","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/documotors.com\/wiki\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"es"},{"@type":"Organization","@id":"https:\/\/documotors.com\/wiki\/#organization","name":"DocuMotors.com","alternateName":"DocuMotors","url":"https:\/\/documotors.com\/wiki\/","logo":{"@type":"ImageObject","inLanguage":"es","@id":"https:\/\/documotors.com\/wiki\/#\/schema\/logo\/image\/","url":"https:\/\/documotors.com\/wiki\/wp-content\/uploads\/56580701744287115.svg","contentUrl":"https:\/\/documotors.com\/wiki\/wp-content\/uploads\/56580701744287115.svg","width":750,"height":149,"caption":"DocuMotors.com"},"image":{"@id":"https:\/\/documotors.com\/wiki\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/documotors.com\/wiki\/#\/schema\/person\/411fd02c35bb3865a3a5d2fd168ebf08","name":"Documotors","image":{"@type":"ImageObject","inLanguage":"es","@id":"https:\/\/secure.gravatar.com\/avatar\/393f985db6c76c4dd00deea0404d9b8e37cfe24ae92756e38dd78177296c78d5?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/393f985db6c76c4dd00deea0404d9b8e37cfe24ae92756e38dd78177296c78d5?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/393f985db6c76c4dd00deea0404d9b8e37cfe24ae92756e38dd78177296c78d5?s=96&d=mm&r=g","caption":"Documotors"},"description":"En Documotors.com, nos especializamos en proporcionar contenido de calidad sobre mec\u00e1nica automotriz, mantenimiento vehicular, reparaci\u00f3n de motores, diagn\u00f3stico de fallas y tecnolog\u00eda automotriz. Nuestro objetivo es convertirnos en la plataforma de referencia para estudiantes, mec\u00e1nicos, aficionados y profesionales del sector automotor. Brindamos informaci\u00f3n precisa, confiable y actualizada sobre mec\u00e1nica automotriz, desde conceptos b\u00e1sicos hasta gu\u00edas avanzadas de reparaci\u00f3n y mantenimiento, ayudando a nuestros usuarios a comprender mejor el funcionamiento de los veh\u00edculos.","sameAs":["https:\/\/documotors.com\/wiki"]}]}},"_links":{"self":[{"href":"https:\/\/documotors.com\/wiki\/wp-json\/wp\/v2\/posts\/1970","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/documotors.com\/wiki\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/documotors.com\/wiki\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/documotors.com\/wiki\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/documotors.com\/wiki\/wp-json\/wp\/v2\/comments?post=1970"}],"version-history":[{"count":1,"href":"https:\/\/documotors.com\/wiki\/wp-json\/wp\/v2\/posts\/1970\/revisions"}],"predecessor-version":[{"id":1971,"href":"https:\/\/documotors.com\/wiki\/wp-json\/wp\/v2\/posts\/1970\/revisions\/1971"}],"wp:attachment":[{"href":"https:\/\/documotors.com\/wiki\/wp-json\/wp\/v2\/media?parent=1970"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/documotors.com\/wiki\/wp-json\/wp\/v2\/categories?post=1970"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/documotors.com\/wiki\/wp-json\/wp\/v2\/tags?post=1970"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}