{"id":78273,"date":"2025-08-20T18:38:29","date_gmt":"2025-08-20T23:38:29","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=78273"},"modified":"2025-08-20T18:38:29","modified_gmt":"2025-08-20T23:38:29","slug":"p07bc-obd2-transmission-park-position-sensor-switch-b-circuit-performance","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p07bc-obd2-transmission-park-position-sensor-switch-b-circuit-performance","title":{"rendered":"P07BC OBD2: Transmission Park Position Sensor\/Switch &#8220;B&#8221; Circuit Performance"},"content":{"rendered":"<p>The P07BC OBD-II code indicates a problem with the Transmission Park Position Sensor or Switch &#8220;B&#8221; Circuit Performance. This code is triggered when the Powertrain Control Module (PCM) detects an issue with the signal from the transmission park position sensor, which informs the PCM whether the vehicle is in park.<\/p>\n<h2>What Does the P07BC Code Mean?<\/h2>\n<p>The P07BC code signifies that there is a malfunction in the Transmission Park Position Sensor or Switch &#8220;B&#8221; circuit. This sensor plays a critical role in communicating with the PCM, letting it know the vehicle&#8217;s current gear position. If the PCM receives an incorrect signal, it triggers this code.<\/p>\n<h2>What Causes the P07BC Code?<\/h2>\n<ul>\n<li>Transmission park position sensor failure<\/li>\n<li>Powertrain Control Module (PCM) failure<\/li>\n<li>Wiring issues related to the transmission park position sensor<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P07BC Code?<\/h2>\n<ul>\n<li>The transmission may not shift out of park<\/li>\n<li>Difficulty in selecting gears<\/li>\n<li>Check engine light illuminated<\/li>\n<\/ul>\n<h2>How Serious Is the P07BC Code?<\/h2>\n<p>The P07BC code is classified as urgent. It indicates a significant malfunction that could lead to severe damage to the vehicle or pose a safety risk to the driver and passengers. Immediate action is recommended to prevent further complications.<\/p>\n<h2>How to Diagnose the P07BC Code<\/h2>\n<p>To properly diagnose the P07BC code, a mechanic should:<\/p>\n<ul>\n<li>Use an OBD-II scanner to confirm the code and check for any related trouble codes.<\/li>\n<li>Inspect the transmission park position sensor and its wiring for any visible damage or corrosion.<\/li>\n<li>Test the sensor&#8217;s voltage and resistance to ensure it is functioning within specifications.<\/li>\n<li>Check the Powertrain Control Module for any faults or updates that may be necessary.<\/li>\n<\/ul>\n<h2>Common Repairs for the P07BC Code<\/h2>\n<ul>\n<li>Replacing the transmission park position sensor<\/li>\n<li>Repairing or replacing damaged wiring or connectors<\/li>\n<li>Reprogramming or replacing the Powertrain Control Module<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P07BC Code?<\/h2>\n<p>The cost to repair the P07BC code can vary widely based on the specific issue. Generally, you might expect:<\/p>\n<ul>\n<li>Sensor replacement costs between $100 to $300, including parts and labor.<\/li>\n<li>Wiring repairs can range from $50 to $200, depending on the extent of the damage.<\/li>\n<li>PCM replacement can be much more expensive, potentially exceeding $1,000.<\/li>\n<\/ul>\n<h2>Can I Fix the P07BC Code Myself?<\/h2>\n<p>If you have automotive experience and the necessary tools, you may be able to diagnose and fix the P07BC code yourself. However, improper handling can lead to further issues. For those unfamiliar with electrical systems or engine management, it is advisable to consult a professional mechanic to ensure the problem is resolved correctly.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The P07BC OBD-II code indicates a problem with the Transmission Park Position Sensor or Switch &#8220;B&#8221; Circuit Performance. This code is triggered when the Powertrain Control Module (PCM) detects an issue with the signal from the transmission park position sensor, which informs the PCM whether the vehicle is in park. What Does the P07BC Code &hellip;<\/p>\n","protected":false},"author":26,"featured_media":93076,"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-78273","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 P07BC \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P07BC code, what causes transmission park position sensor\/switch &quot;B&quot; circuit performance issues, and how to diagnose and fix common problems.\" \/>\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\/p07bc-obd2-transmission-park-position-sensor-switch-b-circuit-performance\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P07BC OBD2: Transmission Park Position Sensor\/Switch &quot;B&quot; Circuit Performance\" \/>\n<meta property=\"og:description\" content=\"The P07BC OBD-II code indicates a problem with the Transmission Park Position Sensor or Switch &quot;B&quot; Circuit Performance. 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He also loves cats, Johnny Cash and Subarus.","sameAs":["https:\/\/www.facebook.com\/jee514","https:\/\/www.instagram.com\/rat_in_chief\/","https:\/\/www.linkedin.com\/in\/jean-claude-landry-857781186\/"],"url":"https:\/\/www.emanualonline.com\/blog\/author\/jclandry"}]}},"uagb_featured_image_src":{"full":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p07bc-obd2-transmission-park-position-sensorswitch-b-circuit-performance.png",1200,675,false],"thumbnail":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p07bc-obd2-transmission-park-position-sensorswitch-b-circuit-performance-150x150.png",150,150,true],"medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p07bc-obd2-transmission-park-position-sensorswitch-b-circuit-performance-300x169.png",300,169,true],"medium_large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p07bc-obd2-transmission-park-position-sensorswitch-b-circuit-performance-768x432.png",618,348,true],"large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p07bc-obd2-transmission-park-position-sensorswitch-b-circuit-performance-1024x576.png",618,348,true],"1536x1536":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p07bc-obd2-transmission-park-position-sensorswitch-b-circuit-performance.png",1200,675,false],"2048x2048":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p07bc-obd2-transmission-park-position-sensorswitch-b-circuit-performance.png",1200,675,false],"tie-small":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p07bc-obd2-transmission-park-position-sensorswitch-b-circuit-performance-110x75.png",110,75,true],"tie-medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p07bc-obd2-transmission-park-position-sensorswitch-b-circuit-performance-403x215.png",403,215,true],"tie-large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p07bc-obd2-transmission-park-position-sensorswitch-b-circuit-performance-310x205.png",310,205,true],"slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p07bc-obd2-transmission-park-position-sensorswitch-b-circuit-performance-660x330.png",660,330,true],"big-slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p07bc-obd2-transmission-park-position-sensorswitch-b-circuit-performance-1050x525.png",1050,525,true]},"uagb_author_info":{"display_name":"JC Landry","author_link":"https:\/\/www.emanualonline.com\/blog\/author\/jclandry"},"uagb_comment_info":0,"uagb_excerpt":"The P07BC OBD-II code indicates a problem with the Transmission Park Position Sensor or Switch &#8220;B&#8221; Circuit Performance. This code is triggered when the Powertrain Control Module (PCM) detects an issue with the signal from the transmission park position sensor, which informs the PCM whether the vehicle is in park. What Does the P07BC Code&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/78273","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=78273"}],"version-history":[{"count":1,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/78273\/revisions"}],"predecessor-version":[{"id":84972,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/78273\/revisions\/84972"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/93076"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=78273"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=78273"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=78273"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}