{"id":78703,"date":"2025-07-30T12:07:13","date_gmt":"2025-07-30T17:07:13","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=78703"},"modified":"2025-07-30T12:19:59","modified_gmt":"2025-07-30T17:19:59","slug":"p0ab7-obd2-engine-mount-b-control-circuit-low","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p0ab7-obd2-engine-mount-b-control-circuit-low","title":{"rendered":"P0AB7 OBD2: Engine Mount &#8220;B&#8221; Control Circuit Low"},"content":{"rendered":"<p>The P0AB7 OBD-II code indicates an issue with the engine mount &#8220;B&#8221; control circuit being low. This code is part of the powertrain control module (PCM) diagnostics, focusing on the engine&#8217;s mounting system.<\/p>\n<h2>What Does the P0AB7 Code Mean?<\/h2>\n<p>When the PCM detects an incorrect signal from the engine mount &#8220;B&#8221;, it triggers the P0AB7 code. This often happens in vehicles equipped with electronically controlled engine mounts designed to reduce vibration and improve comfort.<\/p>\n<h2>What Causes the P0AB7 Code?<\/h2>\n<p>The P0AB7 code can be triggered by several factors, including:<\/p>\n<ul>\n<li>Damaged engine mount<\/li>\n<li>Powertrain Control Module (PCM) failure<\/li>\n<li>Wiring issues such as damaged or corroded wiring and connections<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P0AB7 Code?<\/h2>\n<p>Drivers may notice several symptoms associated with the P0AB7 code, including:<\/p>\n<ul>\n<li>Abnormal vibrations while driving<\/li>\n<li>Transmission issues, such as banging into gear when shifting from park to reverse or drive<\/li>\n<\/ul>\n<h2>How Serious Is the P0AB7 Code?<\/h2>\n<p>The P0AB7 code is classified as having moderate severity. Although it may not cause immediate safety issues, it is important to diagnose and address it promptly to prevent potential further complications that could affect vehicle performance.<\/p>\n<h2>How to Diagnose the P0AB7 Code<\/h2>\n<p>To properly diagnose the P0AB7 code, a mechanic will typically follow these steps:<\/p>\n<ul>\n<li>Use a diagnostic scanner to confirm the P0AB7 code and check for any additional codes.<\/li>\n<li>Inspect the engine mounts for any visible damage or wear.<\/li>\n<li>Examine the wiring and connections related to the engine mount control circuit.<\/li>\n<li>Test the PCM and its functionality to ensure it is operating correctly.<\/li>\n<\/ul>\n<h2>Common Repairs for the P0AB7 Code<\/h2>\n<p>Repairs for the P0AB7 code may include:<\/p>\n<ul>\n<li>Replacing the damaged engine mount<\/li>\n<li>Repairing or replacing faulty wiring and connectors<\/li>\n<li>Replacing the PCM if it is found to be defective<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P0AB7 Code?<\/h2>\n<p>The cost to fix the P0AB7 code can vary widely depending on the specific issue. Repair costs may range from $100 to $1,000 or more, depending on whether the repair involves simple wiring fixes or a complete engine mount replacement.<\/p>\n<h2>Can I Fix the P0AB7 Code Myself?<\/h2>\n<p>While some basic inspections, like checking for visible damage to the engine mount or wiring, can be done at home, diagnosing and repairing the P0AB7 code often requires specialized tools and knowledge. It is advisable to consult with a certified mechanic for accurate diagnosis and repairs.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The P0AB7 OBD-II code indicates an issue with the engine mount &#8220;B&#8221; control circuit being low. This code is part of the powertrain control module (PCM) diagnostics, focusing on the engine&#8217;s mounting system. What Does the P0AB7 Code Mean? When the PCM detects an incorrect signal from the engine mount &#8220;B&#8221;, it triggers the P0AB7 &hellip;<\/p>\n","protected":false},"author":26,"featured_media":91716,"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-78703","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 P0AB7 \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P0AB7 code, what causes engine mount &quot;B&quot; 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\/p0ab7-obd2-engine-mount-b-control-circuit-low\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P0AB7 OBD2: Engine Mount &quot;B&quot; Control Circuit Low\" \/>\n<meta property=\"og:description\" content=\"The P0AB7 OBD-II code indicates an issue with the engine mount &quot;B&quot; control circuit being low. This code is part of the powertrain control module (PCM)\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.emanualonline.com\/blog\/p0ab7-obd2-engine-mount-b-control-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=\"2025-07-30T17:07:13+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-07-30T17:19:59+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p0ab7-obd2-engine-mount-b-control-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\/p0ab7-obd2-engine-mount-b-control-circuit-low#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.emanualonline.com\/blog\/p0ab7-obd2-engine-mount-b-control-circuit-low\"},\"author\":{\"name\":\"JC Landry\",\"@id\":\"https:\/\/www.emanualonline.com\/blog\/#\/schema\/person\/e803434ab3cc70008b22b56253223403\"},\"headline\":\"P0AB7 OBD2: Engine Mount &#8220;B&#8221; 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This code is part of the powertrain control module (PCM) diagnostics, focusing on the engine&#8217;s mounting system. What Does the P0AB7 Code Mean? When the PCM detects an incorrect signal from the engine mount &#8220;B&#8221;, it triggers the P0AB7&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/78703","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=78703"}],"version-history":[{"count":2,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/78703\/revisions"}],"predecessor-version":[{"id":91770,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/78703\/revisions\/91770"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/91716"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=78703"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=78703"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=78703"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}