{"id":75401,"date":"2022-10-18T03:36:47","date_gmt":"2022-10-18T10:36:47","guid":{"rendered":"https:\/\/blogv2prod.wpenginepowered.com\/blog\/?p=75401"},"modified":"2024-08-05T23:45:53","modified_gmt":"2024-08-06T06:45:53","slug":"p023f-code-fuel-pump-secondary-circuit-open","status":"publish","type":"post","link":"https:\/\/www.carparts.com\/blog\/p023f-code-fuel-pump-secondary-circuit-open\/","title":{"rendered":"P023F Code: Fuel Pump Secondary Circuit\/Open"},"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-column75401_bf9f7b-4e > .kt-inside-inner-col,.kadence-column75401_bf9f7b-4e > .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-column75401_bf9f7b-4e > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column75401_bf9f7b-4e > .kt-inside-inner-col{flex-direction:column;}.kadence-column75401_bf9f7b-4e > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column75401_bf9f7b-4e > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column75401_bf9f7b-4e{position:relative;}@media all and (max-width: 1024px){.kadence-column75401_bf9f7b-4e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column75401_bf9f7b-4e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column75401_bf9f7b-4e inner-column-1 qk-look-widget\"><div class=\"kt-inside-inner-col\">\n<div class=\"wp-block-ultimate-post-row ultp-block-9c187a  qk-main-wrap\"><div class=\"ultp-row-wrapper\"><div class=\"ultp-row-content\">\n<div class=\"wp-block-ultimate-post-column ultp-block-a7ae0e\"><div class=\"ultp-column-wrapper\"><style>.wp-block-kadence-advancedheading.kt-adv-heading75401_a71b07-7e, .wp-block-kadence-advancedheading.kt-adv-heading75401_a71b07-7e[data-kb-block=\"kb-adv-heading75401_a71b07-7e\"]{text-align:center;font-size:20px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading75401_a71b07-7e mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading75401_a71b07-7e[data-kb-block=\"kb-adv-heading75401_a71b07-7e\"] 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-heading75401_a71b07-7e img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading75401_a71b07-7e[data-kb-block=\"kb-adv-heading75401_a71b07-7e\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<div class=\"kt-adv-heading75401_a71b07-7e summary-title wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading75401_a71b07-7e\"><span>Summary<\/span><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The PCM will log a P023F trouble code if it detects a problem with the fuel pump or its circuit.<\/li>\n\n\n\n<li>If this code is logged, you might notice signs of decreased engine performance. An active P023F code can also prevent the engine from starting.<\/li>\n\n\n\n<li>Check the fuel pump, fuel pump relay, and the appropriate wiring for issues to resolve this code.<\/li>\n<\/ul>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n\n\n<p>The vehicle&rsquo;s <a href=\"https:\/\/www.carparts.com\/fuel-pump\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"fuel pump\">fuel pump<\/a> is responsible for transferring fuel from the <a href=\"https:\/\/www.carparts.com\/fuel-tank\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"fuel tank\">fuel tank<\/a> to the <a href=\"https:\/\/www.carparts.com\/fuel-injector\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"fuel injectors\">fuel injectors<\/a> at the engine. When your vehicle&rsquo;s fuel pump develops an issue, the P023F code or other related trouble codes can trigger.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What Does the P023F Code Mean?<\/h2>\n\n\n\n<p>The P023F code is defined as Fuel Pump Secondary Circuit\/Open. The powertrain control module (PCM) triggers this code when it detects a problem with the fuel pump or its circuit. The <a href=\"https:\/\/www.carparts.com\/fuel-pump-relay\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"fuel pump relay\">fuel pump relay<\/a> is responsible for supplying electric current to the fuel pump when it&rsquo;s activated by the PCM.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"681\" src=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/fuel-pump-repair-1024x681.jpg\" alt=\"fuel pump repair done by a mechanic\" class=\"wp-image-75673\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/fuel-pump-repair-1024x681.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/fuel-pump-repair-300x200.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/fuel-pump-repair-768x511.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/fuel-pump-repair-1536x1022.jpg 1536w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/fuel-pump-repair-600x400.jpg 600w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/fuel-pump-repair-150x100.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/fuel-pump-repair.jpg 2000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption class=\"wp-element-caption\">The code P023F means that your vehicle has fuel pump issues.<\/figcaption><\/figure>\n\n\n\n<p>The fuel injectors need to receive fuel at a specific pressure to ensure the right amount of fuel is injected into the combustion chamber. If the fuel pump develops issues, the engine might not receive fuel at the appropriate pressure, which can lead to decreased performance or an inability for the vehicle to start.<\/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><em><strong>Note:<\/strong> The definition of the P023F code can 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 P023F Code?<\/h2>\n\n\n\n<p>These are the most common issues related to the P023F code:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Failed fuel pump<\/li>\n\n\n\n<li>Failed fuel pump relay<\/li>\n\n\n\n<li>Faulty fuel pump wiring<\/li>\n\n\n\n<li>Faulty fuel pump relay wiring<\/li>\n\n\n\n<li>PCM failure or software in need of an update<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">What are the Common Symptoms of the P023F Code?<\/h2>\n\n\n\n<p>Your vehicle might exhibit the following symptoms when the P023F code is stored:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<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>\n\n\n\n<li>Decreased engine performance<\/li>\n\n\n\n<li>Engine <a href=\"https:\/\/www.carparts.com\/blog\/my-car-wont-start-what-should-i-do\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"refuses to start\">refuses to start<\/a><\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/car-fuel-pump-image-1024x683.jpg\" alt=\"car fuel pump image\" class=\"wp-image-75832\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/car-fuel-pump-image-1024x683.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/car-fuel-pump-image-300x200.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/car-fuel-pump-image-768x512.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/car-fuel-pump-image-600x400.jpg 600w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/car-fuel-pump-image-1200x800.jpg 1200w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/car-fuel-pump-image-150x100.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/car-fuel-pump-image.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption class=\"wp-element-caption\">A failed fuel pump, or issues with its relay or wiring can trigger the P023F code.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">How to Diagnose the P023F Code<\/h2>\n\n\n\n<p>If your vehicle&rsquo;s PCM has triggered the P023F code, you need to identify the cause. Properly diagnosing the issue should be the first step before performing any kind of repairs. There are several components that might cause the issue such as the fuel pump, fuel pump relay, PCM, or its <a href=\"https:\/\/www.carparts.com\/blog\/car-wiring\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"wiring\">wiring<\/a>. These components are often hidden inside the engine bay. Reaching and testing them might require special knowledge and tools.<\/p>\n\n\n\n<p>Keep in mind that vehicle designs and their respective repair procedures vary depending on the manufacturer. Diagnosing the concerned components might require special knowledge and tools.<\/p>\n\n\n\n<p>If you aren&rsquo;t familiar with vehicle repair, take your car to a mechanic for a proper diagnosis. Otherwise, you can consult online video resources to learn more about the code.<\/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=\"2014 Equinox\/Terrain Fuel Pump Failure P023F\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/nq8s8yIej6Y?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 P023F Code<\/h2>\n\n\n\n<p>Before attempting to do any repairs, know that there isn&rsquo;t a magic-bullet to fix <a href=\"https:\/\/www.carparts.com\/blog\/search-obd2-codes-list\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"diagnostic trouble codes (DTC)\">diagnostic trouble codes (DTC)<\/a> because different vehicle models are designed differently. If you don&rsquo;t have much experience troubleshooting DTCs, then we recommend leaving the task to a professional mechanic.<\/p>\n\n\n\n<p>You can try to do the job yourself, but you need to make sure to know the <a href=\"https:\/\/www.carparts.com\/blog\/why-you-should-always-consult-a-repair-manual\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"vehicle-specific repair procedures\">vehicle-specific repair procedures<\/a> before you get started. Luckily, this information is available online. Chilton repair manuals or a subscription to an <a href=\"https:\/\/www.carparts.com\/blog\/best-online-resources-to-help-you-learn-how-to-fix-cars\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"online repair database\">online repair database<\/a> like ALLDATA DIY can give you information on the correct diagnostic and repair procedure to clear diagnostic trouble codes like the P023F code.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Fix the P023F Code With New Fuel System Components<\/h2>\n\n\n\n<p>Faulty fuel system components can cause major drivability issues and cause the P023F code to set. You shouldn&rsquo;t delay fixing your fuel system, as faulty fuel pumps or fuel pump relays can cause your vehicle to stall. Sometimes, your vehicle won&rsquo;t be able to start at all. Luckily, getting a new fuel pump or fuel pump relay is easy here at CarParts.com.<\/p>\n\n\n\n<p>CarParts.com&rsquo;s fuel pumps are precision-engineered to fit in your vehicle and function like your original part. We only source parts from reputable aftermarket manufacturers, so they&rsquo;re built to last. You can also rely on their performance as they&rsquo;ve passed stringent testing.In addition, our are high quality and competitively priced. That way, you can fix your vehicle without breaking the bank.<\/p>\n\n\n\n<p>Need a new <a href=\"https:\/\/www.carparts.com\/fuel-pump\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"fuel pump\">fuel pump<\/a> or <a href=\"https:\/\/www.carparts.com\/fuel-pump-relay\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"fuel pump relay\">fuel pump relay<\/a>? Enjoy our low prices when you shop for a new one here at CarParts.com!<\/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 vehicle&rsquo;s fuel pump is responsible for transferring fuel from the fuel tank to the fuel injectors at the engine&#8230;. <a href=\"https:\/\/www.carparts.com\/blog\/p023f-code-fuel-pump-secondary-circuit-open\/\" rel=\"nofollow\">Read More<\/a><\/p>\n","protected":false},"author":4,"featured_media":75670,"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":[1197],"ppma_author":[2607,2855],"class_list":{"0":"post-75401","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-obd-ii-trouble-codes","8":"tag-fuel-pump-2","9":"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>P023F Code: Fuel Pump Secondary Circuit\/Open - In The Garage with CarParts.com<\/title>\n<meta name=\"description\" content=\"Find out the diagnostic trouble code P023F\u2019s definition and common causes and symptoms in this article. Read more.\" \/>\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\/p023f-code-fuel-pump-secondary-circuit-open\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P023F Code: Fuel Pump Secondary Circuit\/Open - In The Garage with CarParts.com\" \/>\n<meta property=\"og:description\" content=\"Find out the diagnostic trouble code P023F\u2019s definition and common causes and symptoms in this article. 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