{"id":67567,"date":"2022-03-14T00:02:12","date_gmt":"2022-03-14T07:02:12","guid":{"rendered":"https:\/\/blogv2prod.wpenginepowered.com\/blog\/?p=67567"},"modified":"2024-12-19T05:20:39","modified_gmt":"2024-12-19T13:20:39","slug":"p0243-code-turbocharger-supercharger-wastegate-solenoid-a","status":"publish","type":"post","link":"https:\/\/www.carparts.com\/blog\/p0243-code-turbocharger-supercharger-wastegate-solenoid-a\/","title":{"rendered":"P0243 Code: Turbocharger \/ Supercharger Wastegate Solenoid &#8220;A&#8221;"},"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-column67567_bcd93b-31 > .kt-inside-inner-col,.kadence-column67567_bcd93b-31 > .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-column67567_bcd93b-31 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column67567_bcd93b-31 > .kt-inside-inner-col{flex-direction:column;}.kadence-column67567_bcd93b-31 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column67567_bcd93b-31 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column67567_bcd93b-31{position:relative;}@media all and (max-width: 1024px){.kadence-column67567_bcd93b-31 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column67567_bcd93b-31 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column67567_bcd93b-31 inner-column-1 qk-look-widget\"><div class=\"kt-inside-inner-col\">\n<div class=\"wp-block-ultimate-post-row ultp-block-bbba63  qk-main-wrap\"><div class=\"ultp-row-wrapper\"><div class=\"ultp-row-content\">\n<div class=\"wp-block-ultimate-post-column ultp-block-23114a\"><div class=\"ultp-column-wrapper\"><style>.wp-block-kadence-advancedheading.kt-adv-heading67567_d023f1-40, .wp-block-kadence-advancedheading.kt-adv-heading67567_d023f1-40[data-kb-block=\"kb-adv-heading67567_d023f1-40\"]{text-align:center;font-size:20px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading67567_d023f1-40 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading67567_d023f1-40[data-kb-block=\"kb-adv-heading67567_d023f1-40\"] 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-heading67567_d023f1-40 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading67567_d023f1-40[data-kb-block=\"kb-adv-heading67567_d023f1-40\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<div class=\"kt-adv-heading67567_d023f1-40 summary-title wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading67567_d023f1-40\"><span>Summary<\/span><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The P0243 stands for &ldquo;Turbocharger\/Supercharger Wastegate Solenoid &ldquo;A&rdquo;.<\/li>\n\n\n\n<li>It&rsquo;s triggered when the PCM cannot control the solenoid and its wastegate.<\/li>\n\n\n\n<li>Some issues that could set the code include a bad wastegate solenoid, issues with the wastegate&rsquo;s control\/signal circuits, or a faulty PCM\/ECM.<\/li>\n\n\n\n<li>Two symptoms to look out for are an illuminated check engine light and a turbo\/supercharger that doesn&rsquo;t produce enough boost pressure.<\/li>\n<\/ul>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n\n\n<p>The wastegate solenoid controls the safety valve that lets a turbocharger or supercharger reduce the boost pressure level of the air heading toward the engine. It helps ensure the turbocharged\/supercharged engine meets the current load without overboosting. Depending on the vehicle and engine, the wastegate solenoid is managed by the powertrain control module (PCM) or the engine control module (ECM).<\/p>\n\n\n\n<p>If the PCM detects a problem that prevents it from operating the wastegate solenoid in the &ldquo;A&rdquo; position, it will log a P0243 code and activate the check engine light.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What Does the P0243 Code Mean?<\/h2>\n\n\n\n<p>The <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) P0243 indicates &ldquo;Turbocharger\/Supercharger Wastegate Solenoid &ldquo;A&rdquo;.<\/p>\n\n\n\n<p>The <a href=\"https:\/\/www.carparts.com\/wastegate\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"wastegate\">wastegate<\/a> is a control valve for a <a href=\"https:\/\/www.carparts.com\/turbocharger\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"turbocharger\">turbocharger<\/a> or <a href=\"https:\/\/www.carparts.com\/supercharger-kit\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"supercharger\">supercharger<\/a>. The valve opens when there is a need to lower the boost pressure in the engine. It plays an important role in the boost control system by adjusting the pressure to the right level. Furthermore, the wastegate prevents overboost conditions that can affect the vehicle&rsquo;s performance and damage the engine.<\/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\/Turbocharged-Racing-Car-with-Wastegate-1024x681.jpg\" alt=\"Turbocharged Racing Car with Wastegate\" class=\"wp-image-67569\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/Turbocharged-Racing-Car-with-Wastegate-1024x681.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/Turbocharged-Racing-Car-with-Wastegate-300x200.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/Turbocharged-Racing-Car-with-Wastegate-768x511.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/Turbocharged-Racing-Car-with-Wastegate-1536x1022.jpg 1536w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/Turbocharged-Racing-Car-with-Wastegate-600x400.jpg 600w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/Turbocharged-Racing-Car-with-Wastegate-150x100.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/Turbocharged-Racing-Car-with-Wastegate.jpg 1700w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption class=\"wp-element-caption\">Older car models have a different system that takes advantage of engine vacuum to run the wastegate.<\/figcaption><\/figure>\n\n\n\n<p>Vehicles equipped with an ECM or PCM operate the wastegate electronically by running a current through its solenoid to activate the valve&rsquo;s actuator. Older car models have a different system that takes advantage of engine vacuum to run the wastegate.<\/p>\n\n\n\n<p>The PCM regularly checks the signal from the turbocharger\/supercharger wastegate solenoid in the &ldquo;A&rdquo; position. If the computer cannot control the solenoid and its wastegate, it will set the powertrain\/engine code P0243. The PCM can also disable the turbocharger or supercharger to reduce the risk of overboosting which can damage the engine.<\/p>\n\n\n\n<p><em><strong>Note:<\/strong> The definition of code P0243 may differ according to 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 Possible Causes of the P0243 Code?<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bad wastegate solenoid<\/li>\n\n\n\n<li>Issues with the wires and\/or connectors of the wastegate&rsquo;s control\/signal circuits<\/li>\n\n\n\n<li>Faulty <a href=\"https:\/\/www.carparts.com\/engine-control-module\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"PCM\/ECM\">PCM\/ECM<\/a><\/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 P0243 Code?<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Turbocharger or supercharger does not produce enough boost pressure<\/li>\n\n\n\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<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">How to Diagnose the P0243 Code<\/h2>\n\n\n\n<p>The P0243 is a powertrain\/engine code. It applies to turbocharged or supercharged vehicles with electronically-controlled wastegates.<\/p>\n\n\n\n<p>There are many boost control systems in the market, and their turbochargers and superchargers can have differences despite following more or less the same design. If you&rsquo;re not confident about conducting diagnostic tests on your vehicle, it&rsquo;s a good idea to bring it to a professional mechanic. Otherwise, you may go ahead and diagnose the issue yourself.<\/p>\n\n\n\n<p>Here&rsquo;s a video to give you an idea of what the diagnostic 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=\"2007 Ram 2500 HD 5.9 Cummins P0243\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/oOBDEJHA0CU?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 P0243 Code<\/h2>\n\n\n\n<p>Attempting to fix a P0243 code may become a frustrating task if you don&rsquo;t have the right tools and know-how to test the wastegate solenoid. In most cases, it&rsquo;s best to leave the job to professionals.<br>If you&rsquo;re a DIYer with advanced technical knowledge and hands-on experience, checking the appropriate <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 referring to an online repair database\">repair manual or referring to an online repair database<\/a> can help you get the job done.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Find the Right Turbocharger Wastegate For Your Car<\/h2>\n\n\n\n<p>Aside from replacing the turbocharger wastegate solenoid, you might need a new wastegate if you want to resolve the P0243 code. If you have a bad turbocharger wastegate, replace it ASAP to restore your vehicle&rsquo;s performance and prevent more serious engine problems. Fortunately, you can easily find a compatible turbocharger wastegate for your vehicle at CarParts.com.<\/p>\n\n\n\n<p>At CarParts.com, we make it easy for you to find a turbocharger wastegate that fits your car. Plug your vehicle&rsquo;s year, make, model, and engine into our website&rsquo;s built-in vehicle selector, and you can view our products that meet your requirements. Once you&rsquo;ve found the turbocharger wastegate that fits your needs, you can effortlessly place your order on your mobile device. If you live in the continental US and order before noon ET, you can get your new turbocharger wastegate in as quickly as two business days.<\/p>\n\n\n\n<p>For high-quality replacement turbocharger wastegates that won&rsquo;t break the bank, look no further than CarParts.com. Order one of our <a href=\"https:\/\/www.carparts.com\/turbocharger-wastegate\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"turbocharger wastegates\">turbocharger wastegates<\/a> today and enjoy long-lasting performance on your new part.<\/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 wastegate solenoid controls the safety valve that lets a turbocharger or supercharger reduce the boost pressure level of the&#8230; <a href=\"https:\/\/www.carparts.com\/blog\/p0243-code-turbocharger-supercharger-wastegate-solenoid-a\/\" rel=\"nofollow\">Read More<\/a><\/p>\n","protected":false},"author":4,"featured_media":67570,"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":[1323,929,930,3239],"ppma_author":[2607,2855],"class_list":{"0":"post-67567","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-wastegate","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>P0243 Code: Turbocharger \/ Supercharger Wastegate Solenoid &quot;A&quot; - In The Garage with CarParts.com<\/title>\n<meta name=\"description\" content=\"Learn what a P0243 code means, its possible causes, and the common symptoms associated with it in this guide.\" \/>\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\/p0243-code-turbocharger-supercharger-wastegate-solenoid-a\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P0243 Code: Turbocharger \/ Supercharger Wastegate Solenoid &quot;A&quot; - In The Garage with CarParts.com\" \/>\n<meta property=\"og:description\" content=\"Learn what a P0243 code means, its possible causes, and the common symptoms associated with it in this guide.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.carparts.com\/blog\/p0243-code-turbocharger-supercharger-wastegate-solenoid-a\/\" \/>\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=\"2022-03-14T07:02:12+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-12-19T13:20:39+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/Turbocharged-Racing-Automotive-with-Wastegate.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1700\" \/>\n\t<meta property=\"og:image:height\" content=\"1131\" \/>\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=\"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\\\/p0243-code-turbocharger-supercharger-wastegate-solenoid-a\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.carparts.com\\\/blog\\\/p0243-code-turbocharger-supercharger-wastegate-solenoid-a\\\/\"},\"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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