{"id":75530,"date":"2022-10-13T02:15:02","date_gmt":"2022-10-13T09:15:02","guid":{"rendered":"https:\/\/blogv2prod.wpenginepowered.com\/blog\/?p=75530"},"modified":"2024-05-21T17:54:11","modified_gmt":"2024-05-22T00:54:11","slug":"p0233-code-fuel-pump-secondary-circuitment-intermittent","status":"publish","type":"post","link":"https:\/\/www.carparts.com\/blog\/p0233-code-fuel-pump-secondary-circuitment-intermittent\/","title":{"rendered":"P0233 Code: Fuel Pump Secondary Circuitment 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_675196-ca > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_675196-ca > .kt-inside-inner-col,.kadence-column_675196-ca > .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_675196-ca > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_675196-ca > .kt-inside-inner-col{flex-direction:column;}.kadence-column_675196-ca > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_675196-ca > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_675196-ca{position:relative;}@media all and (max-width: 1024px){.kadence-column_675196-ca > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_675196-ca > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_675196-ca qk-look-widget\"><div class=\"kt-inside-inner-col\">\n<div class=\"wp-block-ultimate-post-row ultp-block-e2c339  qk-main-wrap\"><div class=\"ultp-row-wrapper\"><div class=\"ultp-row-content\">\n<div class=\"wp-block-ultimate-post-column ultp-block-47402b\"><div class=\"ultp-column-wrapper\"><style>.wp-block-kadence-advancedheading.kt-adv-heading_d64970-fa, .wp-block-kadence-advancedheading.kt-adv-heading_d64970-fa[data-kb-block=\"kb-adv-heading_d64970-fa\"]{text-align:center;font-size:20px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading_d64970-fa mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading_d64970-fa[data-kb-block=\"kb-adv-heading_d64970-fa\"] 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_d64970-fa img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading_d64970-fa[data-kb-block=\"kb-adv-heading_d64970-fa\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<div class=\"kt-adv-heading_d64970-fa summary-title wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading_d64970-fa\"><span>Summary<\/span><\/div>\n\n\n\n<ul class=\"wp-block-list\"><li>Diagnostic trouble code (DTC) P0233 stands for &ldquo;Fuel Pump Secondary Circuitment Intermittent.&rdquo; The code is triggered once the powertrain control module (PCM) detects an intermittent signal once the fuel pump is activated.<\/li><li>The P0233 code is caused by a fuel pump malfunction, fuel pump relay problem, wiring issues, or a PCM malfunction.<\/li><li>The common symptoms of the P0233 code include poor engine performance, difficulty starting, and an illuminated check engine light.<\/li><\/ul>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n\n\n<p>The fuel pump makes it possible to move fuel from the fuel tank to the engine&rsquo;s <a href=\"https:\/\/www.carparts.com\/fuel-injector\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"fuel injectors\">fuel injectors<\/a>. The fuel pump is typically managed by either the fuel pump control module (FPCM) or the <a href=\"https:\/\/www.carparts.com\/engine-control-module\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"engine computer\">engine computer<\/a> (PCM).<\/p>\n\n\n\n<p>P0233 is an error code related to a fault in the fuel pump. Learn more about it through this article.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What Does the P0233 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) P0233 stands for &ldquo;Fuel Pump Secondary Circuitment Intermittent.&rdquo; The code is set once the PCM detects an intermittent signal once the <a href=\"https:\/\/www.carparts.com\/fuel-pump\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"fuel pump\">fuel pump<\/a> is activated.<\/p>\n\n\n\n<p>The <a href=\"https:\/\/www.carparts.com\/fuel-pump-relay\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"fuel pump relay\">fuel pump relay<\/a> supplies power to the fuel pump. The fuel pump is powered on and pressurizes the fuel system when the PCM (powertrain control module) initiates the fuel pump relay. Some vehicles have a fuel pump supply circuit feedback. This is merely a circuit connected to the fuel pump&rsquo;s voltage feed. Typically, the splice is situated close to the PCM.<\/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\/10\/fuel-pump-being-opened-1024x681.jpg\" alt=\"fuel pump being opened\" class=\"wp-image-75896\" width=\"1024\" height=\"681\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/fuel-pump-being-opened-1024x681.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/fuel-pump-being-opened-300x200.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/fuel-pump-being-opened-768x511.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/fuel-pump-being-opened-1536x1022.jpg 1536w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/fuel-pump-being-opened-600x400.jpg 600w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/fuel-pump-being-opened-150x100.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/fuel-pump-being-opened.jpg 2000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption>The fuel pump makes it possible to move fuel from the fuel tank to the engine&rsquo;s fuel injectors.<\/figcaption><\/figure>\n\n\n\n<p>The PCM keeps an eye on this feedback circuit to make sure the fuel pump is receiving the correct voltage. It anticipates seeing battery voltage on the feedback circuit as it turns on the fuel pump relay.<\/p>\n\n\n\n<p><strong><em>Note:<\/em><\/strong><em> The definition of code P0233 might 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 P0233 Code?<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/www.carparts.com\/blog\/how-to-diagnose-a-faulty-fuel-pump\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Fuel pump malfunction\">Fuel pump malfunction<\/a><\/li><li><a href=\"https:\/\/www.carparts.com\/blog\/signs-of-a-bad-fuel-pump-relay-plus-testing-procedure\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Fuel pump relay problem\">Fuel pump relay problem<\/a><\/li><li><a href=\"https:\/\/www.carparts.com\/blog\/car-pcm-meaning-symptoms-of-failure-and-more\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"PCM malfunction\">PCM malfunction<\/a><\/li><li>Wiring issue<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">What are the Common Symptoms of the P0233 Code?<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/www.carparts.com\/blog\/check-engine-light-flashing\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Illuminated check engine light\">Illuminated check engine light<\/a><\/li><li><a href=\"https:\/\/www.carparts.com\/blog\/my-car-wont-start-what-should-i-do\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Vehicle refuses to start\">Vehicle refuses to start<\/a><\/li><li>Poor engine performance<\/li><li>Difficulty starting engine<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">How to Diagnose the P0233 Code<\/h2>\n\n\n\n<p>P0233 is a generic trouble code, so various vehicles can log it. But that doesn&rsquo;t mean that there is a repair procedure that would work for all makes and models.<\/p>\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<p>It&rsquo;s best to leave the job to a certified mechanic. But if you&rsquo;re confident you have the tools and knowledge to diagnose the issue yourself, you can do it on your own.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">How to Fix the P0233 Code<\/h2>\n\n\n\n<p>Fixing a P0233 code can be tricky, especially if you&rsquo;re not familiar with the repair process. It&rsquo;s why most people prefer to let certified mechanics resolve the problem because they can ensure that all steps and protocols are followed properly.<\/p>\n\n\n\n<p>However, if you believe you can solve the issue on your own, be sure you are well-informed before trying any fixes. Keep in mind that there isn&rsquo;t a universal fix that applies to all makes and models. So make sure you consult a vehicle-specific <a href=\"https:\/\/www.carparts.com\/blog\/why-you-should-always-consult-a-repair-manual\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"repair manual or online repair database\">repair manual or online repair database<\/a> before you get started.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Getting Your Hands on a New Fuel Pump<\/h2>\n\n\n\n<p>DTC P0233 is typically logged due to a malfunctioning fuel pump. Fortunately, finding a replacement is easy with the help of <a href=\"http:\/\/carparts.com\" target=\"_blank\" rel=\"noreferrer noopener nofollow\" aria-label=\"CarParts.com\">CarParts.com<\/a>.<\/p>\n\n\n\n<p>The best part? You don&rsquo;t even have to leave your home to get a new fuel pump. All you need to do is download our mobile app or visit our website. Use our vehicle selector to check for fitment, and toggle our search filters to shop according to your preferred brand or price range.<\/p>\n\n\n\n<p>Shop with confidence thanks to our low-price and lifetime replacement guarantees. All parts are sourced from top parts manufacturers to ensure their performance and reliability.<\/p>\n\n\n\n<p>Enjoy swift shipping, and complete repairs in no time when you shop online. Place your order before noon ET and get your package in as fast as two business days!<\/p>\n\n\n\n<p>Don&rsquo;t hold out on fixing DTC P0233. Keep your vehicle in good condition by ordering a <a href=\"https:\/\/www.carparts.com\/fuel-pump\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"replacement fuel pump\">replacement fuel pump<\/a> now!<\/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>The fuel pump makes it possible to move fuel from the fuel tank to the engine&rsquo;s fuel injectors. The fuel&#8230; <a href=\"https:\/\/www.carparts.com\/blog\/p0233-code-fuel-pump-secondary-circuitment-intermittent\/\" rel=\"nofollow\">Read More<\/a><\/p>\n","protected":false},"author":4,"featured_media":75897,"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":[1323,1197,1256],"ppma_author":[2607,2855],"class_list":{"0":"post-75530","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-pump-2","10":"tag-fuel-pump-relay","11":"entry"},"acf":{"adrotate_specific_mobile_ad":"","adrotate_specific_desktop_ad":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>P0233 Code: Fuel Pump Secondary Circuitment Intermittent - In The Garage with CarParts.com<\/title>\n<meta name=\"description\" content=\"Learn what a P0233 code means, the possible causes, and the common symptoms associated with 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\/p0233-code-fuel-pump-secondary-circuitment-intermittent\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P0233 Code: Fuel Pump Secondary Circuitment Intermittent - In The Garage with CarParts.com\" \/>\n<meta property=\"og:description\" content=\"Learn what a P0233 code means, the possible causes, and the common symptoms associated with this code.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.carparts.com\/blog\/p0233-code-fuel-pump-secondary-circuitment-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=\"2022-10-13T09:15:02+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-05-22T00:54:11+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/mechanic-gets-p0233-code-scaled.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2048\" \/>\n\t<meta property=\"og:image:height\" content=\"1365\" \/>\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\\\/p0233-code-fuel-pump-secondary-circuitment-intermittent\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.carparts.com\\\/blog\\\/p0233-code-fuel-pump-secondary-circuitment-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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