{"id":73158,"date":"2022-09-09T02:38:47","date_gmt":"2022-09-09T09:38:47","guid":{"rendered":"https:\/\/blogv2prod.wpenginepowered.com\/blog\/?p=73158"},"modified":"2024-05-01T15:27:57","modified_gmt":"2024-05-01T22:27:57","slug":"p0033-code-turbocharger-supercharger-bypass-valve-control-circuit","status":"publish","type":"post","link":"https:\/\/www.carparts.com\/blog\/p0033-code-turbocharger-supercharger-bypass-valve-control-circuit\/","title":{"rendered":"P0033 Code: Turbocharger \/ Supercharger Bypass Valve Control Circuit"},"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_bf75c1-75 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_bf75c1-75 > .kt-inside-inner-col,.kadence-column_bf75c1-75 > .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_bf75c1-75 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_bf75c1-75 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_bf75c1-75 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_bf75c1-75 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_bf75c1-75{position:relative;}@media all and (max-width: 1024px){.kadence-column_bf75c1-75 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_bf75c1-75 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_bf75c1-75 qk-look-widget\"><div class=\"kt-inside-inner-col\">\n<div class=\"wp-block-ultimate-post-row ultp-block-1fca11  qk-main-wrap\"><div class=\"ultp-row-wrapper\"><div class=\"ultp-row-content\">\n<div class=\"wp-block-ultimate-post-column ultp-block-3f4fba\"><div class=\"ultp-column-wrapper\"><style>.wp-block-kadence-advancedheading.kt-adv-heading_c41966-b8, .wp-block-kadence-advancedheading.kt-adv-heading_c41966-b8[data-kb-block=\"kb-adv-heading_c41966-b8\"]{text-align:center;font-size:20px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading_c41966-b8 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading_c41966-b8[data-kb-block=\"kb-adv-heading_c41966-b8\"] 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_c41966-b8 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading_c41966-b8[data-kb-block=\"kb-adv-heading_c41966-b8\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<div class=\"kt-adv-heading_c41966-b8 summary-title wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading_c41966-b8\"><span>Summary<\/span><\/div>\n\n\n\n<ul class=\"wp-block-list\"><li>Diagnostic trouble code (DTC) P0033 stands for &ldquo;Turbocharger Bypass Valve Control Circuit.&rdquo; The powertrain control module (PCM) sets this code when it detects a voltage signal from your turbocharger bypass valve that isn&rsquo;t within the programmed specifications.<\/li><li>A few common causes behind the P0033 code include a malfunctioning turbocharger bypass actuator, a bad turbocharger bypass valve, and vacuum line issues.<\/li><li>Noticeable symptoms of the P0033 include an illuminated check engine light, reduced performance, and the engine entering into limp mode.<\/li><\/ul>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n\n\n<p>In order to increase the efficiency and power output of engines, many modern vehicles are fitted with either a <a href=\"https:\/\/www.carparts.com\/turbocharger\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"turbocharger\">turbocharger<\/a> or a <a href=\"https:\/\/www.carparts.com\/supercharger-kit\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"supercharger\">supercharger<\/a>. These engines are usually equipped with a bypass valve to relieve boost pressure on the outlet side of the turbo when the throttle is closed.<\/p>\n\n\n\n<p>P0033 is a generic trouble code related to a fault in the turbocharger bypass valve control circuit.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What Does the P0033 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) P0033 stands for &ldquo;Turbocharger Bypass Valve Control Circuit.&rdquo; The code is set once your vehicle&rsquo;s <a href=\"https:\/\/www.carparts.com\/engine-control-module\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"powertrain control module\">powertrain control module<\/a> (PCM) detects a voltage signal from your turbocharger bypass valve that&rsquo;s not within the programmed specifications.<\/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\/09\/car-turbocharger-bypass-valve-controlled-by-the-pcm-1024x602.jpg\" alt=\"car turbocharger bypass valve\" class=\"wp-image-73160\" width=\"1024\" height=\"602\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/car-turbocharger-bypass-valve-controlled-by-the-pcm-1024x602.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/car-turbocharger-bypass-valve-controlled-by-the-pcm-300x176.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/car-turbocharger-bypass-valve-controlled-by-the-pcm-768x452.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/car-turbocharger-bypass-valve-controlled-by-the-pcm-1536x904.jpg 1536w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/car-turbocharger-bypass-valve-controlled-by-the-pcm-150x88.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/car-turbocharger-bypass-valve-controlled-by-the-pcm.jpg 1700w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption>Code P033 is logged when the PCM detects a voltage signal from your turbocharger bypass valve that&rsquo;s not within the programmed specifications.<\/figcaption><\/figure>\n\n\n\n<p>Your vehicle&rsquo;s <a href=\"https:\/\/www.carparts.com\/turbocharger-bypass-valve\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"turbocharger bypass valve\">turbocharger bypass valve<\/a> is usually controlled by the PCM. The bypass valve stops excess pressure from building up when the throttle is quickly closed.<\/p>\n\n\n\n<p>The PCM makes a calculation based on input data from different turbocharger and engine control sensors to determine the correct location of the bypass valve. A small motor is used to operate the valve. The motor receives output voltage\/ground signals from the boost controller or the PCM. Once the PCM detects that the voltage signal is not within the predetermined range, it&rsquo;ll trigger the code.<\/p>\n\n\n\n<p><strong><em>Note:<\/em><\/strong><em> The definition of code P0033 can differ depending on the vehicle manufacturer. Check 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 P0033 Code?<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Malfunctioning turbocharger bypass actuator<\/li><li>Bad turbocharger bypass valve<\/li><li><a href=\"https:\/\/www.carparts.com\/vacuum-line\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Vacuum line\">Vacuum line<\/a> issues<\/li><li>Faulty <a href=\"https:\/\/www.carparts.com\/boost-pressure-sensor\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"boost pressure sensor\">boost pressure sensor<\/a><\/li><li>Wiring and circuit issues<\/li><li><a href=\"https:\/\/www.carparts.com\/blog\/car-pcm-meaning-symptoms-of-failure-and-more\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Defective PCM\">Defective PCM<\/a><\/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 P0033 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>Reduced performance<\/li><li>Engine may enter into limp mode<\/li><li>Lack of boost from the <a href=\"https:\/\/www.carparts.com\/blog\/bad-turbo-symptoms-plus-faq\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"turbo\">turbo<\/a>\/supercharger<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">How to Diagnose the P0033 Code<\/h2>\n\n\n\n<p>DTC P0033 is a generic trouble code, so it can be logged in various vehicles. However, this does not mean that there is a universal fix for all makes and models.<\/p>\n\n\n\n<p>If you&rsquo;re an experienced DIYer, you can opt to do the job yourself. However, take note that you&rsquo;ll have to know about the components of a turbocharged or supercharged engine before attempting any diagnosis and repair. If you&rsquo;re not sure what to do, you can always have a&nbsp; mechanic diagnose the problem.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">How to Fix the P0033 Code<\/h2>\n\n\n\n<p>Fixing the P0033 code isn&rsquo;t easy. If you&rsquo;re not a seasoned DIYer, we recommend taking your vehicle to a mechanic.<\/p>\n\n\n\n<p>If you have the tools and technical knowledge to repair your ride, you can go ahead and attempt fixing it yourself. But before attempting to do anything with your vehicle, it&rsquo;s a good idea to research vehicle-specific repair information.<\/p>\n\n\n\n<p>Repair manuals like those from Chilton or a subscription to an online repair database may provide you with the information you need to clear this code.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Where to Get Auto Parts and Accessories for Your Mitsubishi Outlander Sport<\/h2>\n\n\n\n<p>The <a href=\"https:\/\/www.carparts.com\/turbocharger-bypass-valve\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"turbocharger bypass valve\">turbocharger bypass valve<\/a> is a crucial component that stops excess pressure from building up in the throttle. As such, it&rsquo;s imperative to replace it once it shows signs of wear or when your mechanic recommends it. Thankfully, <a href=\"http:\/\/carparts.com\" target=\"_blank\" rel=\"noreferrer noopener nofollow\" aria-label=\"CarParts.com\">CarParts.com<\/a> makes shopping online for parts quick and hassle-free.<\/p>\n\n\n\n<p>Check out our website or app, and use our vehicle selector to browse compatible bypass valves with your ride. You can also narrow down your search according to your desired brand or preferred price range with the help of our search filters.<\/p>\n\n\n\n<p>Our catalog features some of today&rsquo;s top aftermarket brands, so you know you&rsquo;re getting OE-quality parts minus the hefty price tag.<\/p>\n\n\n\n<p>Get high-quality auto parts and accessories by shopping at CarParts.com today!<\/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>In order to increase the efficiency and power output of engines, many modern vehicles are fitted with either a turbocharger&#8230; <a href=\"https:\/\/www.carparts.com\/blog\/p0033-code-turbocharger-supercharger-bypass-valve-control-circuit\/\" rel=\"nofollow\">Read More<\/a><\/p>\n","protected":false},"author":4,"featured_media":73159,"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":[1323,929,930,3199],"ppma_author":[2607,2855],"class_list":{"0":"post-73158","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-supercharger-kit","10":"tag-turbocharger","11":"tag-turbocharger-bypass-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>P0033 Code: Turbocharger \/ Supercharger Bypass Valve Control Circuit - In The Garage with CarParts.com<\/title>\n<meta name=\"description\" content=\"Did your scan tool read a P0033 code? Read on to learn more about it, including its common causes and triggers.\" \/>\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\/p0033-code-turbocharger-supercharger-bypass-valve-control-circuit\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P0033 Code: Turbocharger \/ Supercharger Bypass Valve Control Circuit - In The Garage with CarParts.com\" \/>\n<meta property=\"og:description\" content=\"Did your scan tool read a P0033 code? Read on to learn more about it, including its common causes and triggers.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.carparts.com\/blog\/p0033-code-turbocharger-supercharger-bypass-valve-control-circuit\/\" \/>\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=\"2022-09-09T09:38:47+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-05-01T22:27:57+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/turbocharger-bypass-valve-triggers-dtc-p0033-code.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2000\" \/>\n\t<meta property=\"og:image:height\" content=\"1196\" \/>\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\\\/p0033-code-turbocharger-supercharger-bypass-valve-control-circuit\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.carparts.com\\\/blog\\\/p0033-code-turbocharger-supercharger-bypass-valve-control-circuit\\\/\"},\"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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