{"id":79420,"date":"2025-06-17T13:35:27","date_gmt":"2025-06-17T18:35:27","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=79420"},"modified":"2025-06-17T13:55:09","modified_gmt":"2025-06-17T18:55:09","slug":"p2105-obd2-throttle-actuator-control-system-forced-engine-shutdown","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p2105-obd2-throttle-actuator-control-system-forced-engine-shutdown","title":{"rendered":"P2105 OBD2: Throttle Actuator Control System &#8211; Forced Engine Shutdown"},"content":{"rendered":"<h2>What Does the P2105 Code Mean?<\/h2>\n<p>OBD-II Code P2105 is defined as a Throttle Actuator Control System &#8211; Forced Engine Shutdown. This code signifies that the vehicle&#8217;s engine control module (PCM) has detected a fault within the electronic throttle control system (ETCS), leading it to shut down engine operation for safety reasons.<\/p>\n<h2>What Causes the P2105 Code?<\/h2>\n<p>The P2105 code can stem from various issues within the throttle control system, including:<\/p>\n<ul>\n<li>Accelerator Pedal Position (APP) assembly failure<\/li>\n<li>Powertrain Control Module (PCM) failure<\/li>\n<li>Throttle control motor failure<\/li>\n<li>Wiring issues<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P2105 Code?<\/h2>\n<p>Drivers experiencing the P2105 code may notice one or more of the following symptoms:<\/p>\n<ul>\n<li>Engine may not start<\/li>\n<li>Loss of power during acceleration<\/li>\n<li>Warning lights illuminated on the dashboard<\/li>\n<\/ul>\n<h2>How Serious Is the P2105 Code?<\/h2>\n<p>The P2105 code is classified as urgent due to its potential to cause severe vehicle damage or pose safety risks to the driver and passengers. Immediate action is recommended to prevent further complications.<\/p>\n<h2>How to Diagnose the P2105 Code<\/h2>\n<p>Diagnosing the P2105 code involves several steps:<\/p>\n<ol>\n<li>Use an OBD-II scanner to confirm the code and check for any additional codes.<\/li>\n<li>Inspect the Accelerator Pedal Position sensor and associated wiring for damage or disconnections.<\/li>\n<li>Test the throttle control motor for proper operation.<\/li>\n<li>Check the PCM for faults or software issues.<\/li>\n<\/ol>\n<h2>Common Repairs for the P2105 Code<\/h2>\n<p>Repairs for the P2105 code may include:<\/p>\n<ul>\n<li>Replacing a faulty Accelerator Pedal Position assembly<\/li>\n<li>Repairing or replacing damaged wiring<\/li>\n<li>Replacing a malfunctioning throttle control motor<\/li>\n<li>Reprogramming or replacing the Powertrain Control Module<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P2105 Code?<\/h2>\n<p>The cost of repairing the P2105 code can vary widely based on the specific issue and the vehicle make and model. Labor and parts might range from <strong>$100 to $1,500<\/strong>, depending on what components need attention.<\/p>\n<h2>Can I Fix the P2105 Code Myself?<\/h2>\n<p>While some DIY enthusiasts may attempt to address the P2105 code themselves, it is crucial to understand the underlying issues fully. Given the potential risks associated with throttle control failures, consulting a professional mechanic is often advisable for a comprehensive diagnosis and repair.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>What Does the P2105 Code Mean? OBD-II Code P2105 is defined as a Throttle Actuator Control System &#8211; Forced Engine Shutdown. This code signifies that the vehicle&#8217;s engine control module (PCM) has detected a fault within the electronic throttle control system (ETCS), leading it to shut down engine operation for safety reasons. What Causes the &hellip;<\/p>\n","protected":false},"author":26,"featured_media":88900,"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-79420","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 v28.3 (Yoast SEO v28.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>OBD2 Code P2105 \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P2105 code, what causes throttle actuator control system failure, 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\/p2105-obd2-throttle-actuator-control-system-forced-engine-shutdown\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P2105 OBD2: Throttle Actuator Control System - Forced Engine Shutdown\" \/>\n<meta property=\"og:description\" content=\"What Does the P2105 Code Mean? OBD-II Code P2105 is defined as a Throttle Actuator Control System - Forced Engine Shutdown. 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He's worked across dealerships, owned and operated his own independent garage, and consulted on automotive trade school curricula, reviewing technical textbooks used in vocational programs. He now serves as Editor-in-Chief at eManualOnline.com, where he oversees the platform's technical content. He's one of the few voices in automotive publishing who has actually turned wrenches professionally on the vehicles he covers. He didn't learn automotive repair to write about it. He learned to write after spending over a decade doing it.","sameAs":["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\/06\/p2105-obd2-throttle-actuator-control-system-forced-engine-shutdown.png",1200,675,false],"thumbnail":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2105-obd2-throttle-actuator-control-system-forced-engine-shutdown-150x150.png",150,150,true],"medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2105-obd2-throttle-actuator-control-system-forced-engine-shutdown-300x169.png",300,169,true],"medium_large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2105-obd2-throttle-actuator-control-system-forced-engine-shutdown-768x432.png",618,348,true],"large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2105-obd2-throttle-actuator-control-system-forced-engine-shutdown-1024x576.png",618,348,true],"1536x1536":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2105-obd2-throttle-actuator-control-system-forced-engine-shutdown.png",1200,675,false],"2048x2048":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2105-obd2-throttle-actuator-control-system-forced-engine-shutdown.png",1200,675,false],"tie-small":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2105-obd2-throttle-actuator-control-system-forced-engine-shutdown-110x75.png",110,75,true],"tie-medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2105-obd2-throttle-actuator-control-system-forced-engine-shutdown-403x215.png",403,215,true],"tie-large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2105-obd2-throttle-actuator-control-system-forced-engine-shutdown-310x205.png",310,205,true],"slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2105-obd2-throttle-actuator-control-system-forced-engine-shutdown-660x330.png",660,330,true],"big-slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2105-obd2-throttle-actuator-control-system-forced-engine-shutdown-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":"What Does the P2105 Code Mean? OBD-II Code P2105 is defined as a Throttle Actuator Control System &#8211; Forced Engine Shutdown. This code signifies that the vehicle&#8217;s engine control module (PCM) has detected a fault within the electronic throttle control system (ETCS), leading it to shut down engine operation for safety reasons. What Causes the&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79420","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=79420"}],"version-history":[{"count":3,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79420\/revisions"}],"predecessor-version":[{"id":88940,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79420\/revisions\/88940"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/88900"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=79420"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=79420"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=79420"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}