{"id":67640,"date":"2022-03-15T00:51:44","date_gmt":"2022-03-15T07:51:44","guid":{"rendered":"https:\/\/blogv2prod.wpenginepowered.com\/blog\/?p=67640"},"modified":"2024-06-24T16:22:35","modified_gmt":"2024-06-24T23:22:35","slug":"p0454-code-evaporative-emission-system-pressure-sensor-switch-intermittent","status":"publish","type":"post","link":"https:\/\/www.carparts.com\/blog\/p0454-code-evaporative-emission-system-pressure-sensor-switch-intermittent\/","title":{"rendered":"P0454 Code: Evaporative Emission System Pressure Sensor \/ Switch Intermittent"},"content":{"rendered":"<!DOCTYPE html PUBLIC \"-\/\/W3C\/\/DTD HTML 4.0 Transitional\/\/EN\" \"http:\/\/www.w3.org\/TR\/REC-html40\/loose.dtd\">\n<html><body><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\"> 3<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span><style>.kadence-column_778be4-06 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_778be4-06 > .kt-inside-inner-col,.kadence-column_778be4-06 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_778be4-06 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_778be4-06 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_778be4-06 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_778be4-06 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_778be4-06{position:relative;}@media all and (max-width: 1024px){.kadence-column_778be4-06 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_778be4-06 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_778be4-06 qk-look-widget\"><div class=\"kt-inside-inner-col\">\n<div class=\"wp-block-ultimate-post-row ultp-block-47e8db  qk-main-wrap\"><div class=\"ultp-row-wrapper\"><div class=\"ultp-row-content\">\n<div class=\"wp-block-ultimate-post-column ultp-block-126c9d\"><div class=\"ultp-column-wrapper\"><style>.wp-block-kadence-advancedheading.kt-adv-heading_42793b-2d, .wp-block-kadence-advancedheading.kt-adv-heading_42793b-2d[data-kb-block=\"kb-adv-heading_42793b-2d\"]{text-align:center;font-size:20px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading_42793b-2d mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading_42793b-2d[data-kb-block=\"kb-adv-heading_42793b-2d\"] mark.kt-highlight{font-family:Inter;font-weight:500;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading_42793b-2d img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading_42793b-2d[data-kb-block=\"kb-adv-heading_42793b-2d\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<div class=\"kt-adv-heading_42793b-2d summary-title wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading_42793b-2d\"><span>Summary<\/span><\/div>\n\n\n\n<ul class=\"wp-block-list\"><li>Diagnostic trouble code (DTC) P0454 stands for &ldquo;Evaporative Emission System Pressure Sensor\/Switch Intermittent.&rdquo;<\/li><li>EVAP fuel tank pressure is monitored by your PCM using an EVAP pressure sensor. Once it detects that the EVAP pressure signal being sent is intermittent, it will trigger the P0454 code along with the check engine light.<\/li><li>A P0454 code is usually caused by a bad EVAP pressure sensor, a wiring issue, or a problem with the PCM.<\/li><\/ul>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n\n\n<p>Many modern evaporative emission (EVAP) systems are equipped with a pressure sensor (or fuel tank pressure sensor) that monitors the EVAP system. Code P0454 is an engine error code that&rsquo;s related to a fault in this system. It&rsquo;s logged when your vehicle&rsquo;s powertrain control module (PCM) detects an intermittent pressure sensor signal. Know more about this code through this article.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What Does the P0454 Code Mean?<\/h2>\n\n\n\n<p><a href=\"https:\/\/www.carparts.com\/blog\/search-obd2-codes-list\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Diagnostic trouble code\">Diagnostic trouble code<\/a> (DTC) P0454 stands for &ldquo;Evaporative Emission System Pressure Sensor\/Switch Intermittent.&rdquo;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">The EVAP System<\/h3>\n\n\n\n<p>A typical EVAP system consists of a charcoal canister, a <a href=\"https:\/\/www.carparts.com\/purge-valve\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"purge valve\">purge valve<\/a>\/solenoid, a vent control valve\/solenoid, an EVAP emission pressure sensor, as well as other metal tubes and rubber hoses. The EVAP pressure sensor, also known as the fuel tank pressure sensor, is located on or inside your vehicle&rsquo;s <a href=\"https:\/\/www.carparts.com\/fuel-tank\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"fuel tank\">fuel tank<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/Fuel-Tank-Pressure-Sensor-Isolated-1024x602.jpg\" alt=\"Fuel Tank Pressure Sensor\" class=\"wp-image-67642\" width=\"1024\" height=\"602\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/Fuel-Tank-Pressure-Sensor-Isolated-1024x602.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/Fuel-Tank-Pressure-Sensor-Isolated-300x176.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/Fuel-Tank-Pressure-Sensor-Isolated-768x452.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/Fuel-Tank-Pressure-Sensor-Isolated-1536x904.jpg 1536w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/Fuel-Tank-Pressure-Sensor-Isolated-150x88.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/Fuel-Tank-Pressure-Sensor-Isolated.jpg 1700w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption>EVAP fuel tank pressure is monitored by your PCM using an EVAP pressure sensor.<\/figcaption><\/figure>\n\n\n\n<p>Your vehicle&rsquo;s powertrain control module (PCM) uses a purge valve to pull fuel vapors from the canister into the engine.&nbsp; This makes it possible for fuel vapors to be drawn into the engine at the right time (when they can be burned as fuel) instead of polluting the atmosphere.<\/p>\n\n\n\n<p>EVAP fuel tank pressure is monitored by your PCM using an EVAP pressure sensor. Once it detects that the EVAP pressure signal being sent is intermittent, it will trigger the P0454 code along with the check engine light.<\/p>\n\n\n\n<p><em><strong>Note:<\/strong> The definition of code P0454 could be different depending on the vehicle manufacturer. Consult the appropriate repair manual or repair database for the exact code definition.<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What Are the Common Causes of the P0454 Code?<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Bad <a href=\"https:\/\/www.carparts.com\/fuel-tank-pressure-sensor\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"EVAP pressure sensor\">EVAP pressure sensor<\/a><\/li><li><a href=\"https:\/\/www.carparts.com\/blog\/car-wiring\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Wiring\">Wiring<\/a> and\/or connector issues<\/li><li>An issue with the <a href=\"https:\/\/www.carparts.com\/engine-control-module\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"PCM\">PCM<\/a>, such as software in need of an update<\/li><\/ul>\n\n\n\n<div id=\"article-search-widget\">\n<div class=\"cp-search\">\n<div align=\"center\">\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cld.partsimg.com\/image\/upload\/w_auto,dpr_auto\/carparts\/logos\/badge_wordmark\/full_color\/CP_LOGO_COLOUR_RGB\" alt=\"CarParts.com\" width=\"300\" height=\"56\">\n<\/div>\n<form id=\"cpsearchform\" name=\"cpsearchform\" action=\"https:\/\/www.carparts.com\/search\" method=\"get\" target=\"_blank\" accept-charset=\"character_set\" aria-label=\"search CarParts.com\">\n    <input type=\"text\" class=\"keyword\" name=\"q\" placeholder=\"Search for parts on CarParts.com\" value=\"\" aria-label=\"Search CarParts.com\"><input type=\"submit\" class=\"btn-search\" value=\"Search\" aria-label=\"Search\">\n<\/form>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">What Are the Common Symptoms of the P0454 Code?<\/h2>\n\n\n\n<p>In most cases, you might not notice any symptoms associated with this trouble code other than a slight decrease in fuel efficiency. But just like any other trouble code, your <a href=\"https:\/\/www.carparts.com\/blog\/check-engine-light-flashing\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"check engine light will be illuminated\">check engine light will be illuminated<\/a> once the error code is logged.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">How To Diagnose the P0454 Code<\/h2>\n\n\n\n<p>Error code P0454 is a generic trouble code which can be logged in various makes and models. While the symptoms of this trouble code can be similar across different vehicles, this doesn&rsquo;t mean that there&rsquo;s only one way to diagnose the code&rsquo;s underlying cause. The process usually varies depending on the vehicle&rsquo;s specifications.<\/p>\n\n\n\n<p>If you&rsquo;re not familiar with OBD codes and vehicle repair, it&rsquo;s best to leave the job to a certified mechanic. However, if you&rsquo;re a seasoned DIYer, you can attempt to do it yourself.<\/p>\n\n\n\n<p>Here&rsquo;s a video to help you get an idea of what the process might involve:<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"P0454 Got an EVAP Code? Quick and Easy Fix!!\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/iH92vcUWJzs?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">How to Fix the P0454 Code<\/h2>\n\n\n\n<p>Like any other trouble code, fixing the P0454 trouble code is no easy task. If you&rsquo;re not equipped with the DIY knowledge and tools to get the job done, it&rsquo;s a good idea to leave the job to a certified mechanic.&nbsp;If you plan on resolving this DTC on your own, make sure to do your research beforehand. It helps to brush up on vehicle-specific repair information before taking on the job. We recommend consulting <a href=\"https:\/\/www.carparts.com\/blog\/why-you-should-always-consult-a-repair-manual\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"repair manuals like those from Chilton or an online repair database like an ALLDATA subscription\">repair manuals like those from Chilton or an online repair database like an ALLDATA subscription<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Where to Get a New EVAP Pressure Sensor for Your Ride<\/h2>\n\n\n\n<p>Encountering a P0454 code due to a malfunctioning <a href=\"https:\/\/www.carparts.com\/search?q=EVAP_pressure_sensor\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"evaporative emission (EVAP) pressure sensor\">evaporative emission (EVAP) pressure sensor<\/a> can be a hassle. Luckily, <a href=\"http:\/\/carparts.com\" target=\"_blank\" rel=\"noreferrer noopener nofollow\" aria-label=\"CarParts.com\">CarParts.com<\/a> has a wide selection of EVAP pressure sensors and other related replacement parts that can help you fix a P0454 code.<\/p>\n\n\n\n<p>To start shopping, simply fill out our vehicle selector to browse through options compatible with your vehicle. Then, use our search filters to refine your search based on your preferred brand, price range, and other specifications.<\/p>\n\n\n\n<p>With strategically located warehouses across the country, we guarantee fast shipping. You can expect your package to arrive at your doorstep in as fast as two business days after ordering. Should you require assistance, our dedicated support team is available round-the-clock via our toll-free hotline.<\/p>\n\n\n\n<p>Don&rsquo;t let a malfunctioning EVAP pressure sensor disrupt your driving experience. Visit CarParts.com today to find the perfect replacement and get back on the road in no time.<\/p>\n<\/body><\/html>\n","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\"> 3<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span>Many modern evaporative emission (EVAP) systems are equipped with a pressure sensor (or fuel tank pressure sensor) that monitors the&#8230; <a href=\"https:\/\/www.carparts.com\/blog\/p0454-code-evaporative-emission-system-pressure-sensor-switch-intermittent\/\" rel=\"nofollow\">Read More<\/a><\/p>\n","protected":false},"author":4,"featured_media":67641,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[1314],"tags":[1323,1198,1692,1235],"ppma_author":[2607,2855],"class_list":{"0":"post-67640","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-obd-ii-trouble-codes","8":"tag-engine-control-module-2","9":"tag-fuel-tank-2","10":"tag-fuel-tank-pressure-sensor","11":"tag-purge-valve","12":"entry"},"acf":{"adrotate_specific_mobile_ad":"","adrotate_specific_desktop_ad":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>P0454 Code: Evaporative Emission System Pressure Sensor \/ Switch Intermittent - In The Garage with CarParts.com<\/title>\n<meta name=\"description\" content=\"Know more about the P0418 code, what it means, its causes, and the common symptoms associated with it in this guide. Plus find out what to do if your car has this code.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.carparts.com\/blog\/p0454-code-evaporative-emission-system-pressure-sensor-switch-intermittent\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P0454 Code: Evaporative Emission System Pressure Sensor \/ Switch Intermittent - In The Garage with CarParts.com\" \/>\n<meta property=\"og:description\" content=\"Know more about the P0418 code, what it means, its causes, and the common symptoms associated with it in this guide. Plus find out what to do if your car has this code.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.carparts.com\/blog\/p0454-code-evaporative-emission-system-pressure-sensor-switch-intermittent\/\" \/>\n<meta property=\"og:site_name\" content=\"In The Garage with CarParts.com\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/carpartscom\" \/>\n<meta property=\"article:published_time\" content=\"2022-03-15T07:51:44+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-06-24T23:22:35+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/Fuel-Tank-Pressure-Sensor-Featured.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1500\" \/>\n\t<meta property=\"og:image:height\" content=\"1000\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@carpartscom\" \/>\n<meta name=\"twitter:site\" content=\"@carpartscom\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.carparts.com\\\/blog\\\/p0454-code-evaporative-emission-system-pressure-sensor-switch-intermittent\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.carparts.com\\\/blog\\\/p0454-code-evaporative-emission-system-pressure-sensor-switch-intermittent\\\/\"},\"author\":[{\"@type\":\"Person\",\"$id\":\"4\",\"name\":\"CarParts.com Research Team\",\"jobTitle\":\"Expert Automotive Writer\",\"description\":\"The CarParts.com Research Team is composed of experienced automotive and tech writers working with (ASE)-certified automobile technicians and automotive journalists to bring up-to-date, helpful information to car owners in the US. 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