{"id":67867,"date":"2022-03-31T00:17:12","date_gmt":"2022-03-31T07:17:12","guid":{"rendered":"https:\/\/blogv2prod.wpenginepowered.com\/blog\/?p=67867"},"modified":"2025-05-20T00:02:36","modified_gmt":"2025-05-20T07:02:36","slug":"p0627-code-fuel-pump-a-control-circuit-open","status":"publish","type":"post","link":"https:\/\/www.carparts.com\/blog\/p0627-code-fuel-pump-a-control-circuit-open\/","title":{"rendered":"P0627 Code: Fuel Pump &#8220;A&#8221; Control 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-column67867_67c463-39 > .kt-inside-inner-col,.kadence-column67867_67c463-39 > .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-column67867_67c463-39 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column67867_67c463-39 > .kt-inside-inner-col{flex-direction:column;}.kadence-column67867_67c463-39 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column67867_67c463-39 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column67867_67c463-39{position:relative;}@media all and (max-width: 1024px){.kadence-column67867_67c463-39 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column67867_67c463-39 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column67867_67c463-39 inner-column-1 qk-look-widget\"><div class=\"kt-inside-inner-col\">\n<div class=\"wp-block-ultimate-post-row ultp-block-5b3ad7  qk-main-wrap\"><div class=\"ultp-row-wrapper\"><div class=\"ultp-row-content\">\n<div class=\"wp-block-ultimate-post-column ultp-block-866e45\"><div class=\"ultp-column-wrapper\"><style>.wp-block-kadence-advancedheading.kt-adv-heading67867_356859-49, .wp-block-kadence-advancedheading.kt-adv-heading67867_356859-49[data-kb-block=\"kb-adv-heading67867_356859-49\"]{text-align:center;font-size:20px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading67867_356859-49 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading67867_356859-49[data-kb-block=\"kb-adv-heading67867_356859-49\"] 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-heading67867_356859-49 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading67867_356859-49[data-kb-block=\"kb-adv-heading67867_356859-49\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<div class=\"kt-adv-heading67867_356859-49 summary-title wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading67867_356859-49\"><span>Summary<\/span><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Diagnostic trouble code (DTC) P0627 stands for &ldquo;Fuel Pump &ldquo;A&rdquo; Control Circuit\/Open.&rdquo;<\/li>\n\n\n\n<li>This code is logged when the powertrain control module (PCM) detects that the fuel pump is not operating properly.<\/li>\n\n\n\n<li>The common causes of this error code include fuel pump issues, wiring problems, a bad CAN bus, circuit issues, and PCM failure.<\/li>\n\n\n\n<li>A vehicle that has logged this code may experience reduced engine performance, hard starting, stalling, or misfires.<\/li>\n<\/ul>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n\n\n<p>Identifying possible issues in your vehicle is much easier thanks to on-board diagnostic or OBD codes. These trouble codes help professional or home mechanics pinpoint which system or component might need repairs.<\/p>\n\n\n\n<p>Code P0627 is one of many trouble codes that can be logged and retrieved from the OBD system. Here is some helpful information that can help you understand what getting this code can mean for your vehicle.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What Does the P0627 Code Mean?<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"643\" src=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/mechanic-installing-an-electric-fuel-pump-manually-1024x643.jpg\" alt=\"mechanic installing an electric fuel pump manually\" class=\"wp-image-67890\" style=\"width:1024px;height:643px\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/mechanic-installing-an-electric-fuel-pump-manually-1024x643.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/mechanic-installing-an-electric-fuel-pump-manually-300x189.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/mechanic-installing-an-electric-fuel-pump-manually-768x483.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/mechanic-installing-an-electric-fuel-pump-manually-1536x965.jpg 1536w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/mechanic-installing-an-electric-fuel-pump-manually-scaled.jpg 2048w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/mechanic-installing-an-electric-fuel-pump-manually-150x94.jpg 150w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption class=\"wp-element-caption\">A properly functioning fuel pump is vital to the overall drivability of your vehicle.<\/figcaption><\/figure>\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) P0627 stands for &ldquo;Fuel Pump &ldquo;A&rdquo; Control Circuit\/Open.&rdquo; This code is logged when the powertrain control module (PCM) detects that the <a href=\"https:\/\/www.carparts.com\/blog\/common-fuel-pump-symptoms\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"fuel pump is not operating properly\">fuel pump is not operating properly<\/a>.<\/p>\n\n\n\n<p>The <a href=\"https:\/\/www.carparts.com\/fuel-pump\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"fuel pump\">fuel pump<\/a> is vital to the overall drivability of your vehicle. If the PCM detects a problem in the fuel pump &ldquo;A&rdquo; control circuit, then it will log error code P0627. The control circuit, on the other hand, is responsible for turning the pump on and off on command. An open within the said circuit can also trigger code P0627.<\/p>\n\n\n\n<p>Depending on the severity of the problem, related error codes might also be stored with this DTC. Code P0627 is similar to error codes P0628, P0629, and P062A.<\/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\/03\/two-professional-mechanics-perform-an-obd-check-on-a-car-1024x681.jpg\" alt=\"two professional mechanics perform an obd check on a car\" class=\"wp-image-67891\" style=\"width:1024px;height:681px\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/two-professional-mechanics-perform-an-obd-check-on-a-car-1024x681.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/two-professional-mechanics-perform-an-obd-check-on-a-car-300x200.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/two-professional-mechanics-perform-an-obd-check-on-a-car-768x511.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/two-professional-mechanics-perform-an-obd-check-on-a-car-1536x1022.jpg 1536w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/two-professional-mechanics-perform-an-obd-check-on-a-car-600x400.jpg 600w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/two-professional-mechanics-perform-an-obd-check-on-a-car-150x100.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/two-professional-mechanics-perform-an-obd-check-on-a-car.jpg 1700w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption class=\"wp-element-caption\">Depending on the severity of the problem, related error codes might also be stored with code P0627.<\/figcaption><\/figure>\n\n\n\n<p><em><strong>Note:<\/strong> The definition of code P0627 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 P0627 Code?<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Issues within the fuel pump<\/li>\n\n\n\n<li><a href=\"https:\/\/www.carparts.com\/blog\/car-wiring\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Wiring\">Wiring<\/a> issues<\/li>\n\n\n\n<li>Faulty CAN bus<\/li>\n\n\n\n<li>High resistance in the circuit<\/li>\n\n\n\n<li><a href=\"https:\/\/www.carparts.com\/engine-control-module\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"PCM\">PCM<\/a> failure<\/li>\n<\/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 P0627 Code?<\/h2>\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>Poor engine performance<\/li>\n\n\n\n<li><a href=\"https:\/\/www.carparts.com\/blog\/my-car-wont-start-what-should-i-do\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Engine might not start\">Engine might not start<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.carparts.com\/blog\/15-fuel-economy-hacks-that-can-save-you-money-at-the-pump\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Poor fuel economy\">Poor fuel economy<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.carparts.com\/blog\/car-shuts-off-while-driving-causes-what-to-do\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Engine misfire\/stall\">Engine misfire\/stall<\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">How to Diagnose the P0627 Code<\/h2>\n\n\n\n<p>Different makes and models can set the error code P0627. However, the recommended diagnostic procedure may vary between auto manufacturers.<\/p>\n\n\n\n<p>Check out this video to get an idea of what the diagnostic process for this OBD code 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=\"P0627 Fix For Fuel Pump Open Circuit Lincoln MKS Ford Fusion\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/4IeR1NrW7RQ?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 P0627 Code<\/h2>\n\n\n\n<p>Code P0627 shares similar triggers and symptoms with other engine codes. To make sure you don&rsquo;t waste your time and money on repairs, it&rsquo;s best to leave the job to a certified mechanic.<\/p>\n\n\n\n<p>If you&rsquo;re considering troubleshooting this code on your own, it&rsquo;s a good idea to refresh your automotive knowledge before attempting any fixes. 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 an online repair database\">repair manual or an online repair database<\/a> to learn the appropriate diagnostic procedures for this code.<\/p>\n\n\n\n    <div class=\"perspective-widget\">\n        <div class=\"pt-child-wrap\">\n\n            <div class=\"pt-col-item1\">\n                <figure class=\"aligncenter size-large\">\n                        <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cld.partsimg.com\/image\/upload\/dpr_auto,f_auto,q_auto\/carparts\/blog\/plugins\/amp\/avatar-comments\" class=\"com-thumb\" alt=\"Avatar of CarParts.com Research Team\" width=\"100\" height=\"100\">\n                <\/figure>\n                <p>\n                    <strong>John Reed<\/strong> \n                    <span>User<\/span>\n                <\/p>\n            <\/div>\n\n            <div class=\"pt-col-item2\">\n                <div class=\"protip-desc\">\n                    <div class=\"perspective-help-tip\">   \n                        <p>There&rsquo;s more than one way to look at an issue. &ldquo;Community Perspectives&rdquo; highlight authentic personal viewpoints and real-life experiences by the CarParts.com community, including our readers, experts, and product specialists, among others. This can help you make better informed decisions about your car.<\/p>\n                    <\/div>\n                    <div class=\"perspective-help-caption tooltip\"> \n                        <h2>CarParts.com Community Perspectives<\/h2>\n                        <p>Code confirmed the sensor was the problem. Replaced sensor. Next day light came back on. Tested and once again same problem.<\/p>\n                        <div class=\"cta-btn\">\n                            <a href=\"https:\/\/www.carparts.com\/blog\/p0627-code-fuel-pump-a-control-circuit-open\/#commentform\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Jump to Discussions\">Jump to Discussions<\/a>\n                        <\/div>\n                    <\/div>\n                <\/div>\n            <\/div>\n\n        <\/div>\n    <\/div>\n\n\n\n<p><\/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>Identifying possible issues in your vehicle is much easier thanks to on-board diagnostic or OBD codes. These trouble codes help&#8230; <a href=\"https:\/\/www.carparts.com\/blog\/p0627-code-fuel-pump-a-control-circuit-open\/\" rel=\"nofollow\">Read More<\/a><\/p>\n","protected":false},"author":1651,"featured_media":67889,"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],"ppma_author":[2607,2855],"class_list":{"0":"post-67867","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":"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>P0627 Code: Fuel Pump &quot;A&quot; Control Circuit \/ Open - In The Garage with CarParts.com<\/title>\n<meta name=\"description\" content=\"Find out what code P0627 means, its triggers, symptoms, and what you can do to resolve this trouble 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\/p0627-code-fuel-pump-a-control-circuit-open\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P0627 Code: Fuel Pump &quot;A&quot; Control Circuit \/ Open - In The Garage with CarParts.com\" \/>\n<meta property=\"og:description\" content=\"Find out what code P0627 means, its triggers, symptoms, and what you can do to resolve this trouble code.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.carparts.com\/blog\/p0627-code-fuel-pump-a-control-circuit-open\/\" \/>\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:author\" content=\"https:\/\/www.facebook.com\/carpartscom\" \/>\n<meta property=\"article:published_time\" content=\"2022-03-31T07:17:12+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-05-20T07:02:36+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/new-car-part-fuel-pump-in-white-isolated-background-scaled.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2048\" \/>\n\t<meta property=\"og:image:height\" content=\"1420\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"CarParts.com Research Team, William Guzenski, ASE Certified Master Automobile Technician\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@https:\/\/twitter.com\/CarPartscom\" \/>\n<meta name=\"twitter:site\" content=\"@carpartscom\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"CarParts.com Research Team\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.carparts.com\\\/blog\\\/p0627-code-fuel-pump-a-control-circuit-open\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.carparts.com\\\/blog\\\/p0627-code-fuel-pump-a-control-circuit-open\\\/\"},\"author\":[{\"@type\":\"Person\",\"$id\":\"1651\",\"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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