{"id":78279,"date":"2025-08-20T18:38:08","date_gmt":"2025-08-20T23:38:08","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=78279"},"modified":"2025-08-20T18:38:08","modified_gmt":"2025-08-20T23:38:08","slug":"p0803-obd2-upshift-skip-shift-solenoid-control-circuit","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p0803-obd2-upshift-skip-shift-solenoid-control-circuit","title":{"rendered":"P0803 OBD2: Upshift\/Skip Shift Solenoid Control Circuit"},"content":{"rendered":"<p>The P0803 code is an OBD-II trouble code that pertains to the Upshift\/Skip Shift Solenoid Control Circuit, indicating a malfunction in the control circuit that governs the upshift function in vehicles equipped with automatic transmissions.<\/p>\n<h2>What Does the P0803 Code Mean?<\/h2>\n<p>The P0803 code signifies that there is an issue with the upshift or skip shift solenoid control circuit in your vehicle&#8217;s automatic transmission system. This can lead to a malfunction in the transmission&#8217;s ability to shift gears smoothly.<\/p>\n<h2>What Causes the P0803 Code?<\/h2>\n<p>Several factors can trigger the P0803 code, including:<\/p>\n<ul>\n<li>Body Control Module (BCM) failure<\/li>\n<li>Shift lever assembly failure<\/li>\n<li>Wiring issues in the control circuit<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P0803 Code?<\/h2>\n<p>Symptoms associated with the P0803 code may include:<\/p>\n<ul>\n<li>Inability to use the TAP shifting feature<\/li>\n<li>Unusual shifting behavior or harsh shifts<\/li>\n<li>Illumination of the check engine light<\/li>\n<\/ul>\n<h2>How Serious Is the P0803 Code?<\/h2>\n<p>The P0803 code is considered urgent as it can lead to significant malfunctions within the transmission system. Ignoring this code can result in severe damage to the vehicle and pose safety risks for the driver and passengers.<\/p>\n<h2>How to Diagnose the P0803 Code<\/h2>\n<p>Diagnosing the P0803 code typically involves the following steps:<\/p>\n<ul>\n<li>Use an OBD-II scanner to confirm the presence of the P0803 code.<\/li>\n<li>Inspect the wiring and connectors associated with the upshift solenoid.<\/li>\n<li>Check the Body Control Module (BCM) for any signs of failure.<\/li>\n<li>Examine the shift lever assembly for proper functionality.<\/li>\n<\/ul>\n<h2>Common Repairs for the P0803 Code<\/h2>\n<p>Common repairs for the P0803 code may include:<\/p>\n<ul>\n<li>Replacing the Body Control Module (BCM)<\/li>\n<li>Repairing or replacing the shift lever assembly<\/li>\n<li>Fixing wiring issues or replacing damaged wiring<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P0803 Code?<\/h2>\n<p>The cost to fix the P0803 code can vary widely depending on the specific issue. Repairs can range from $100 to $1,000 or more, depending on whether components need to be repaired or replaced.<\/p>\n<h2>Can I Fix the P0803 Code Myself?<\/h2>\n<p>While some DIY enthusiasts may be able to address minor wiring issues or perform simple repairs, it is advisable to consult a professional mechanic for proper diagnosis and repair, especially given the potential severity of the issues associated with the P0803 code.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The P0803 code is an OBD-II trouble code that pertains to the Upshift\/Skip Shift Solenoid Control Circuit, indicating a malfunction in the control circuit that governs the upshift function in vehicles equipped with automatic transmissions. What Does the P0803 Code Mean? The P0803 code signifies that there is an issue with the upshift or skip &hellip;<\/p>\n","protected":false},"author":26,"featured_media":93064,"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-78279","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 P0803 \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P0803 code, what causes the upshift\/skip shift solenoid control circuit issue, and how to diagnose and fix common issues to maintain optimal vehicle performance.\" \/>\n<meta name=\"robots\" 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What Does the P0803 Code Mean? The P0803 code signifies that there is an issue with the upshift or skip&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/78279","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=78279"}],"version-history":[{"count":1,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/78279\/revisions"}],"predecessor-version":[{"id":84978,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/78279\/revisions\/84978"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/93064"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=78279"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=78279"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=78279"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}