{"id":77390,"date":"2025-09-08T11:42:07","date_gmt":"2025-09-08T16:42:07","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=77390"},"modified":"2025-09-08T11:42:07","modified_gmt":"2025-09-08T16:42:07","slug":"p022e-obd2-charge-air-cooler-bypass-control-b-circuit-low","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p022e-obd2-charge-air-cooler-bypass-control-b-circuit-low","title":{"rendered":"P022E OBD2: Charge Air Cooler Bypass Control &#8220;B&#8221; Circuit Low"},"content":{"rendered":"<p>The P022E code is an OBD-II trouble code related to the charge air cooler bypass control system. This code is triggered when the Engine Control Module (PCM) detects a low circuit condition for the Charge Air Cooler Bypass Control &#8220;B&#8221; circuit.<\/p>\n<h2>What Does the P022E Code Mean?<\/h2>\n<p>The P022E code indicates that the PCM has detected a fault in the B circuit of the charge air cooler bypass control system. This system is responsible for regulating airflow through the charge air cooler, which is essential for maintaining optimal engine performance. If the PCM cannot control the Air Flap Actuator, it will set this code and may also disable the turbocharger or supercharger to prevent further damage.<\/p>\n<h2>What Causes the P022E Code?<\/h2>\n<p>Several issues can lead to the P022E code being triggered, including:<\/p>\n<ul>\n<li>Air flap actuator failure<\/li>\n<li>Powertrain Control Module (PCM) failure<\/li>\n<li>Wiring issues in the charge air cooler system<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P022E Code?<\/h2>\n<p>Drivers may experience the following symptoms when the P022E code is present:<\/p>\n<ul>\n<li>Lack of boost from the turbocharger or supercharger<\/li>\n<\/ul>\n<h2>How Serious Is the P022E Code?<\/h2>\n<p>The severity of the P022E code is moderate. While it may not pose an immediate threat to vehicle safety or functionality, it is essential to have it diagnosed promptly to prevent potential long-term damage to the engine or forced deactivation of the turbo or supercharger.<\/p>\n<h2>How to Diagnose the P022E Code<\/h2>\n<p>To properly diagnose the P022E code, a mechanic will typically follow these steps:<\/p>\n<ol>\n<li>Use an OBD-II scanner to confirm the presence of the P022E code.<\/li>\n<li>Inspect the wiring and connectors related to the Air Flap Actuator for any signs of damage or corrosion.<\/li>\n<li>Test the functionality of the Air Flap Actuator and the PCM.<\/li>\n<li>Check for any additional trouble codes that may indicate related issues.<\/li>\n<\/ol>\n<h2>Common Repairs for the P022E Code<\/h2>\n<p>Repairs for the P022E code may include:<\/p>\n<ul>\n<li>Replacing the air flap actuator if it is found to be faulty.<\/li>\n<li>Repairing or replacing damaged wiring or connectors.<\/li>\n<li>Replacing the PCM if it is determined to be malfunctioning.<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P022E Code?<\/h2>\n<p>The cost to fix the P022E code can vary significantly based on the underlying issue. Typical costs may range from $100 to $600 or more, depending on whether repairs involve simple wiring fixes or more complex component replacements.<\/p>\n<h2>Can I Fix the P022E Code Myself?<\/h2>\n<p>While some DIY enthusiasts may be able to inspect wiring and connectors for obvious issues, diagnosing and repairing the P022E code often requires specialized knowledge and tools. It is recommended to consult a professional mechanic for accurate diagnosis and repair to ensure the integrity of your vehicle&#8217;s engine management system.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The P022E code is an OBD-II trouble code related to the charge air cooler bypass control system. This code is triggered when the Engine Control Module (PCM) detects a low circuit condition for the Charge Air Cooler Bypass Control &#8220;B&#8221; circuit. What Does the P022E Code Mean? The P022E code indicates that the PCM has &hellip;<\/p>\n","protected":false},"author":26,"featured_media":95544,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_uag_custom_page_level_css":"","footnotes":""},"categories":[11987],"tags":[],"class_list":["post-77390","post","type-post","status-publish","format-standard","has-post-thumbnail","","category-p-obd2-codes-powertrain"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.6 (Yoast SEO v26.0) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>OBD2 Code P022E \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P022E code, what causes charge air cooler bypass control circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.\" \/>\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.emanualonline.com\/blog\/p022e-obd2-charge-air-cooler-bypass-control-b-circuit-low\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P022E OBD2: Charge Air Cooler Bypass Control &quot;B&quot; Circuit Low\" \/>\n<meta property=\"og:description\" content=\"The P022E code is an OBD-II trouble code related to the charge air cooler bypass control system. This code is triggered when the Engine Control Module\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.emanualonline.com\/blog\/p022e-obd2-charge-air-cooler-bypass-control-b-circuit-low\" \/>\n<meta property=\"og:site_name\" content=\"eManualOnline Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/EmanualOnline\/\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/jee514\" \/>\n<meta property=\"article:published_time\" content=\"2025-09-08T16:42:07+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p022e-obd2-charge-air-cooler-bypass-control-b-circuit-low.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"675\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"JC Landry\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@eManualOnline\" \/>\n<meta name=\"twitter:site\" content=\"@eManualOnline\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"JC Landry\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.emanualonline.com\/blog\/p022e-obd2-charge-air-cooler-bypass-control-b-circuit-low#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.emanualonline.com\/blog\/p022e-obd2-charge-air-cooler-bypass-control-b-circuit-low\"},\"author\":{\"name\":\"JC Landry\",\"@id\":\"https:\/\/www.emanualonline.com\/blog\/#\/schema\/person\/e803434ab3cc70008b22b56253223403\"},\"headline\":\"P022E OBD2: Charge Air Cooler Bypass Control &#8220;B&#8221; 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This code is triggered when the Engine Control Module (PCM) detects a low circuit condition for the Charge Air Cooler Bypass Control &#8220;B&#8221; circuit. What Does the P022E Code Mean? The P022E code indicates that the PCM has&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/77390","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/users\/26"}],"replies":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/comments?post=77390"}],"version-history":[{"count":1,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/77390\/revisions"}],"predecessor-version":[{"id":84089,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/77390\/revisions\/84089"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/95544"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=77390"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=77390"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=77390"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}