{"id":369,"date":"2024-08-27T22:16:29","date_gmt":"2024-08-27T22:16:29","guid":{"rendered":"https:\/\/www.astill.org\/wp\/?p=369"},"modified":"2024-08-27T22:17:58","modified_gmt":"2024-08-27T22:17:58","slug":"jeep-jku-grounding-problem","status":"publish","type":"post","link":"http:\/\/www.astill.org\/wp\/?p=369","title":{"rendered":"Jeep JKU Grounding Problem"},"content":{"rendered":"\n<p>Started to get the Check Engine Light on the 2012 Jeep Wrangler JKU.<\/p>\n\n\n\n<p>After checking the codes, they were related to a number of different issues, but all issues had the same ground, leading to believe that this is a grounding issue.<\/p>\n\n\n\n<p>To add some background, the Jeep had recently had its clutch and starter motor replaced at 160,000 miles, about a week later (and 50 miles?) the Check Engine light started to come on.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Detailed DIY Clutch Replacement on a JK Jeep, Upgrade your Jeep JK clutch\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/UwR7guN5SyQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/IMG_0965.png\"><img loading=\"lazy\" decoding=\"async\" width=\"473\" height=\"1024\" src=\"https:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/IMG_0965-473x1024.png\" alt=\"\" class=\"wp-image-371\" srcset=\"http:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/IMG_0965-473x1024.png 473w, http:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/IMG_0965-139x300.png 139w, http:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/IMG_0965-768x1663.png 768w, http:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/IMG_0965-709x1536.png 709w, http:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/IMG_0965-946x2048.png 946w, http:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/IMG_0965.png 1125w\" sizes=\"auto, (max-width: 473px) 100vw, 473px\" \/><\/a><\/figure>\n\n\n\n<p>The problem itself seems intermittent as it will also clear on it&#8217;s own.<\/p>\n\n\n\n<p>Also not the first to encounter this:<\/p>\n\n\n\n<p><a href=\"https:\/\/www.jk-forum.com\/forums\/stock-jk-tech-12\/engine-codes-shortly-after-head-gasket-replacement-360447\">https:\/\/www.jk-forum.com\/forums\/stock-jk-tech-12\/engine-codes-shortly-after-head-gasket-replacement-360447<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/www.wranglerforum.com\/threads\/2012-jeep-wrangler-with-sudden-camshaft-codes.2457529\">https:\/\/www.wranglerforum.com\/threads\/2012-jeep-wrangler-with-sudden-camshaft-codes.2457529<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/www.jk-forum.com\/forums\/jk-electrical-lighting-sound-systems-13\/2012-jeep-wrangler-jk-ground-issue-359074\">https:\/\/www.jk-forum.com\/forums\/jk-electrical-lighting-sound-systems-13\/2012-jeep-wrangler-jk-ground-issue-359074<\/a><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.wranglerforum.com\/cdn-cgi\/image\/format=auto,onerror=redirect,width=1920,height=1920,fit=scale-down\/https:\/\/www.wranglerforum.com\/attachments\/1684456984569-png.4581874\/\" alt=\"Image\" title=\"\"\/><\/figure>\n\n\n\n<p>Page 6607 of the JKU repair manual equivalent Z902 18 BK to G102, page 6574<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/image.png\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"622\" src=\"https:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/image-1024x622.png\" alt=\"\" class=\"wp-image-373\" srcset=\"http:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/image-1024x622.png 1024w, http:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/image-300x182.png 300w, http:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/image-768x467.png 768w, http:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/image-1536x933.png 1536w, http:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/image-2048x1244.png 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p><strong>G102<\/strong><\/p>\n\n\n\n<p>This has the connections to all the sensors showing errors.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/image-1.png\"><img loading=\"lazy\" decoding=\"async\" width=\"770\" height=\"1024\" src=\"https:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/image-1-770x1024.png\" alt=\"\" class=\"wp-image-378\" srcset=\"http:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/image-1-770x1024.png 770w, http:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/image-1-226x300.png 226w, http:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/image-1-768x1021.png 768w, http:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/image-1-1155x1536.png 1155w, http:\/\/www.astill.org\/wp\/wp-content\/uploads\/2024\/08\/image-1.png 1340w\" sizes=\"auto, (max-width: 770px) 100vw, 770px\" \/><\/a><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Started to get the Check Engine Light on the 2012 Jeep Wrangler JKU. After checking the codes, they were related&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-369","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=\/wp\/v2\/posts\/369","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=369"}],"version-history":[{"count":7,"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=\/wp\/v2\/posts\/369\/revisions"}],"predecessor-version":[{"id":379,"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=\/wp\/v2\/posts\/369\/revisions\/379"}],"wp:attachment":[{"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=369"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=369"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=369"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}