{"id":23193,"date":"2025-08-26T10:25:54","date_gmt":"2025-08-26T10:25:54","guid":{"rendered":"https:\/\/www.obd2tool.com\/blog\/?p=23193"},"modified":"2025-08-26T10:25:54","modified_gmt":"2025-08-26T10:25:54","slug":"repairing-porsche-cayenne-12v-lithium-battery-with-xhorse-multi-prog","status":"publish","type":"post","link":"https:\/\/www.obd2tool.com\/blog\/repairing-porsche-cayenne-12v-lithium-battery-with-xhorse-multi-prog\/","title":{"rendered":"Repairing Porsche Cayenne 12V Lithium Battery with Xhorse Multi Prog"},"content":{"rendered":"<p>This guide explains how to repair the 12V lithium battery on Porsche Cayenne, Lamborghini Urus, and Audi Q8 vehicles using the <a href=\"https:\/\/www.obd2tool.com\/goods-10656-Xhorse-Multi-Prog-ECU-TCU-Programmer.html\">Xhorse Multi Prog programmer<\/a>. The Multi Prog includes built-in repair algorithms that can reset and restore battery modules.<\/p>\n<h2>Common Fault<\/h2>\n<ul>\n<li>DTC P1D6C00 \u2013 12V Lithium Battery Diagnostic System Monitoring Fault<br \/>\nThis error typically appears after a critical battery discharge. When the battery voltage drops too low, the BMS (Battery Management System) activates protection mode.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-23194\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-1.jpg\" alt=\"\" width=\"745\" height=\"608\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-1.jpg 745w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-1-300x245.jpg 300w\" sizes=\"(max-width: 745px) 100vw, 745px\" \/><\/li>\n<\/ul>\n<p>There are two ways to fix this issue:<\/p>\n<ol>\n<li>Replace the battery with a new one.<\/li>\n<li>Remove the protection by editing the DFLASH data in the BMS module.<\/li>\n<\/ol>\n<h2>Accessing the Battery<\/h2>\n<ul>\n<li>The 12V lithium battery is located under the front right passenger\u2019s footwell.<\/li>\n<li>Remove and place the battery on a workbench.<\/li>\n<li>The BMS board sits under the top battery cover, which is glued in place. Removing it requires some effort:\n<ul>\n<li>First, remove the side cover.<\/li>\n<li>Unscrew the two battery terminals.<\/li>\n<li>Carefully detach the glued top cover to expose the BMS board.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><img loading=\"lazy\" class=\"alignnone size-full wp-image-23195\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-2.jpg\" alt=\"\" width=\"778\" height=\"544\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-2.jpg 778w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-2-300x210.jpg 300w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-2-768x537.jpg 768w\" sizes=\"(max-width: 778px) 100vw, 778px\" \/> <img loading=\"lazy\" class=\"alignnone size-full wp-image-23196\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-3.jpg\" alt=\"\" width=\"707\" height=\"423\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-3.jpg 707w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-3-300x179.jpg 300w\" sizes=\"(max-width: 707px) 100vw, 707px\" \/> <img loading=\"lazy\" class=\"alignnone size-full wp-image-23197\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-4.jpg\" alt=\"\" width=\"778\" height=\"470\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-4.jpg 778w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-4-300x181.jpg 300w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-4-768x464.jpg 768w\" sizes=\"(max-width: 778px) 100vw, 778px\" \/> <img loading=\"lazy\" class=\"alignnone size-full wp-image-23198\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-5.jpg\" alt=\"\" width=\"682\" height=\"771\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-5.jpg 682w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-5-265x300.jpg 265w\" sizes=\"(max-width: 682px) 100vw, 682px\" \/> <img loading=\"lazy\" class=\"alignnone size-full wp-image-23199\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-6.jpg\" alt=\"\" width=\"692\" height=\"751\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-6.jpg 692w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-6-276x300.jpg 276w\" sizes=\"(max-width: 692px) 100vw, 692px\" \/><\/h2>\n<h2>Repair Process with Multi Prog<\/h2>\n<p>Although other programmers can also be used, this guide shows the process with Xhorse Multi Prog.<\/p>\n<h2><img loading=\"lazy\" class=\"alignnone size-full wp-image-23200\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-7.jpg\" alt=\"\" width=\"760\" height=\"831\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-7.jpg 760w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-7-274x300.jpg 274w\" sizes=\"(max-width: 760px) 100vw, 760px\" \/><\/h2>\n<h3>Pinout Reference<\/h3>\n<p>Target MCU: SPC5644B-ON32E (inside Porsche 12V battery module).<\/p>\n<h3>Steps<\/h3>\n<ol>\n<li>Read and back up the DFLASH data.<\/li>\n<li>Use Multi Prog\u2019s built-in function \u2192 Click \u201cRenew and Repair.\u201d<\/li>\n<li>Write the corrected file back to the module.<\/li>\n<li>Important: Fully charge the battery before reconnecting it to the vehicle. If the battery is not charged, the BMS may re-trigger protection.<\/li>\n<\/ol>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-23201\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-8.jpg\" alt=\"\" width=\"696\" height=\"656\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-8.jpg 696w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-8-300x283.jpg 300w\" sizes=\"(max-width: 696px) 100vw, 696px\" \/> <img loading=\"lazy\" class=\"alignnone size-full wp-image-23202\" src=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-9.jpg\" alt=\"\" width=\"804\" height=\"374\" srcset=\"https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-9.jpg 804w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-9-300x140.jpg 300w, https:\/\/www.obd2tool.com\/blog\/wp-content\/uploads\/2025\/08\/Repairing-Porsche-Cayenne-12V-Lithium-Battery-with-Xhorse-Multi-Prog-9-768x357.jpg 768w\" sizes=\"(max-width: 804px) 100vw, 804px\" \/><\/p>\n<p>More repair cases for Porsche engines,please refer to:<a href=\"https:\/\/www.obd2tool.com\/blog\/category\/porsche-trouble-repair\/\">Porsche Trouble Repair<\/a><\/p>\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>This guide explains how to repair the 12V lithium battery on Porsche Cayenne, Lamborghini Urus, and Audi Q8 vehicles using<!-- AddThis Advanced Settings generic via filter on get_the_excerpt --><!-- AddThis Share Buttons generic via filter on get_the_excerpt --><\/p>\n","protected":false},"author":1,"featured_media":23194,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[2430,1651],"tags":[3846,3845],"views":1862,"_links":{"self":[{"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/posts\/23193"}],"collection":[{"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/comments?post=23193"}],"version-history":[{"count":1,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/posts\/23193\/revisions"}],"predecessor-version":[{"id":23203,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/posts\/23193\/revisions\/23203"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/media\/23194"}],"wp:attachment":[{"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/media?parent=23193"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/categories?post=23193"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.obd2tool.com\/blog\/wp-json\/wp\/v2\/tags?post=23193"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}