{"id":79890,"date":"2025-05-30T09:23:48","date_gmt":"2025-05-30T14:23:48","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=79890"},"modified":"2025-06-04T04:12:38","modified_gmt":"2025-06-04T09:12:38","slug":"p2537-obd2-ignition-switch-accessory-position-circuit-low","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p2537-obd2-ignition-switch-accessory-position-circuit-low","title":{"rendered":"P2537 OBD2: Ignition Switch Accessory Position Circuit Low"},"content":{"rendered":"<h2>What Does the P2537 Code Mean?<\/h2>\n<p>The P2537 OBD-II code indicates an issue with the Ignition Switch Accessory Position Circuit, specifically that the circuit voltage is too low when the vehicle is turned on. This code is primarily monitored by the Transmission Control Module (TCM), which ensures that all electrical systems receive the correct voltage.<\/p>\n<h2>What Causes the P2537 Code?<\/h2>\n<ul>\n<li>Ignition switch failure<\/li>\n<li>Transmission Control Module (TCM) failure<\/li>\n<li>Wiring issues<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P2537 Code?<\/h2>\n<ul>\n<li>Transmission may not shift properly<\/li>\n<\/ul>\n<h2>How Serious Is the P2537 Code?<\/h2>\n<p>This code is considered urgent. It indicates a significant malfunction that can lead to severe damage to the vehicle or pose safety risks to the driver and passengers. Immediate action is necessary to address this issue.<\/p>\n<h2>How to Diagnose the P2537 Code<\/h2>\n<p>Diagnosing the P2537 code involves the following steps:<\/p>\n<ol>\n<li>Check the vehicle&#8217;s battery voltage to ensure it is within the correct range.<\/li>\n<li>Inspect wiring and connectors related to the ignition switch and TCM for damage or corrosion.<\/li>\n<li>Test the ignition switch for proper operation.<\/li>\n<li>Perform a scan of the vehicle&#8217;s computer to check for any additional codes that may provide context.<\/li>\n<\/ol>\n<h2>Common Repairs for the P2537 Code<\/h2>\n<ul>\n<li>Ignition Switch Replacement (Electrical)<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P2537 Code?<\/h2>\n<p>The cost to repair the P2537 code can vary widely depending on the specific issue. Replacing an ignition switch can range from $100 to $400, depending on the make and model of the vehicle and labor costs in your area.<\/p>\n<h2>Can I Fix the P2537 Code Myself?<\/h2>\n<p>While some DIY enthusiasts may be able to replace the ignition switch themselves, it is important to understand the risks involved. If you are not experienced with automotive electrical systems, it is advisable to seek professional help to ensure proper diagnosis and repair.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>What Does the P2537 Code Mean? The P2537 OBD-II code indicates an issue with the Ignition Switch Accessory Position Circuit, specifically that the circuit voltage is too low when the vehicle is turned on. This code is primarily monitored by the Transmission Control Module (TCM), which ensures that all electrical systems receive the correct voltage. &hellip;<\/p>\n","protected":false},"author":26,"featured_media":83170,"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-79890","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 v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>OBD2 Code P2537 \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P2537 code, what causes ignition switch accessory position circuit low, and how to diagnose and fix common issues to maintain optimal vehicle 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\/p2537-obd2-ignition-switch-accessory-position-circuit-low\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P2537 OBD2: Ignition Switch Accessory Position Circuit Low\" \/>\n<meta property=\"og:description\" content=\"What Does the P2537 Code Mean? The P2537 OBD-II code indicates an issue with the Ignition Switch Accessory Position Circuit, specifically that the circuit\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.emanualonline.com\/blog\/p2537-obd2-ignition-switch-accessory-position-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=\"2025-05-30T14:23:48+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-06-04T09:12:38+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2537-obd2-ignition-switch-accessory-position-circuit-low.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"675\" \/>\n\t<meta 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The P2537 OBD-II code indicates an issue with the Ignition Switch Accessory Position Circuit, specifically that the circuit voltage is too low when the vehicle is turned on. This code is primarily monitored by the Transmission Control Module (TCM), which ensures that all electrical systems receive the correct voltage.&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79890","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=79890"}],"version-history":[{"count":3,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79890\/revisions"}],"predecessor-version":[{"id":83196,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79890\/revisions\/83196"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/83170"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=79890"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=79890"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=79890"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}