{"id":78313,"date":"2025-08-19T19:56:45","date_gmt":"2025-08-20T00:56:45","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=78313"},"modified":"2025-08-19T19:56:45","modified_gmt":"2025-08-20T00:56:45","slug":"p0828-obd2-up-and-down-shift-switch-circuit-high","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p0828-obd2-up-and-down-shift-switch-circuit-high","title":{"rendered":"P0828 OBD2: Up and Down Shift Switch Circuit High"},"content":{"rendered":"<p>The P0828 code is an OBD-II trouble code that indicates an issue with the Up and Down Shift Switch Circuit High. It is commonly associated with vehicles equipped with automatic transmissions that feature a TAP shifting option, allowing drivers to manually select gears while driving.<\/p>\n<h2>What Does the P0828 Code Mean?<\/h2>\n<p>The P0828 code signifies that the downshift switch circuit is reporting a high signal, indicating a malfunction in the shift switch circuit. This can lead to the TAP shifting functionality being disabled, preventing the driver from manually controlling gear shifts.<\/p>\n<h2>What Causes the P0828 Code?<\/h2>\n<ul>\n<li>Powertrain Control Module (PCM) failure<\/li>\n<li>Shift lever assembly failure<\/li>\n<li>Wiring issues within the shift switch circuit<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P0828 Code?<\/h2>\n<ul>\n<li>TAP shifting will be disabled<\/li>\n<\/ul>\n<h2>How Serious Is the P0828 Code?<\/h2>\n<p>The P0828 code is considered urgent and requires immediate attention. Ignoring this code can result in significant malfunctions, potentially leading to severe damage to the vehicle or posing safety risks to the driver and passengers.<\/p>\n<h2>How to Diagnose the P0828 Code<\/h2>\n<p>To diagnose the P0828 code, a mechanic will typically follow these steps:<\/p>\n<ul>\n<li>Use an OBD-II scanner to confirm the P0828 code and check for any additional codes.<\/li>\n<li>Inspect the wiring and connectors related to the shift switch circuit for any signs of damage or corrosion.<\/li>\n<li>Test the downshift switch for proper operation.<\/li>\n<li>Evaluate the Powertrain Control Module (PCM) for functionality.<\/li>\n<\/ul>\n<h2>Common Repairs for the P0828 Code<\/h2>\n<ul>\n<li>Repair or replace damaged wiring or connectors<\/li>\n<li>Replace the shift lever assembly if faulty<\/li>\n<li>Replace the Powertrain Control Module (PCM) if necessary<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P0828 Code?<\/h2>\n<p>The cost to repair the P0828 code can vary widely depending on the underlying cause. Simple wiring repairs may cost as little as $100, while replacing the PCM or shift lever assembly can range from $300 to $1,000 or more, depending on labor rates and parts costs.<\/p>\n<h2>Can I Fix the P0828 Code Myself?<\/h2>\n<p>While some DIY mechanics may be able to address minor wiring issues or replace the shift lever assembly, it is often advisable to seek professional help for diagnosing and repairing the P0828 code. Proper diagnosis is critical, as simply replacing parts without understanding the root cause may not resolve the issue.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The P0828 code is an OBD-II trouble code that indicates an issue with the Up and Down Shift Switch Circuit High. It is commonly associated with vehicles equipped with automatic transmissions that feature a TAP shifting option, allowing drivers to manually select gears while driving. What Does the P0828 Code Mean? The P0828 code signifies &hellip;<\/p>\n","protected":false},"author":26,"featured_media":92955,"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-78313","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 P0828 \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P0828 code, what causes up and down shift switch circuit high, 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\/p0828-obd2-up-and-down-shift-switch-circuit-high\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P0828 OBD2: Up and Down Shift Switch Circuit High\" \/>\n<meta property=\"og:description\" content=\"The P0828 code is an OBD-II trouble code that indicates an issue with the Up and Down Shift Switch Circuit High. It is commonly associated with vehicles\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.emanualonline.com\/blog\/p0828-obd2-up-and-down-shift-switch-circuit-high\" \/>\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=\"2025-08-20T00:56:45+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p0828-obd2-up-and-down-shift-switch-circuit-high.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 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It is commonly associated with vehicles equipped with automatic transmissions that feature a TAP shifting option, allowing drivers to manually select gears while driving. What Does the P0828 Code Mean? The P0828 code signifies&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/78313","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=78313"}],"version-history":[{"count":1,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/78313\/revisions"}],"predecessor-version":[{"id":85012,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/78313\/revisions\/85012"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/92955"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=78313"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=78313"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=78313"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}