{"id":71377,"date":"2022-09-01T02:35:17","date_gmt":"2022-09-01T09:35:17","guid":{"rendered":"https:\/\/blogv2prod.wpenginepowered.com\/blog\/?p=71377"},"modified":"2023-09-18T17:32:01","modified_gmt":"2023-09-19T00:32:01","slug":"p0676-code-cylinder-6-glow-plug-circuit-open","status":"publish","type":"post","link":"https:\/\/www.carparts.com\/blog\/p0676-code-cylinder-6-glow-plug-circuit-open\/","title":{"rendered":"P0676 Code: Cylinder #6 Glow Plug Circuit \/ Open"},"content":{"rendered":"<!DOCTYPE html PUBLIC \"-\/\/W3C\/\/DTD HTML 4.0 Transitional\/\/EN\" \"http:\/\/www.w3.org\/TR\/REC-html40\/loose.dtd\">\n<html><body><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\"> 2<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span><style>.kadence-column_f84456-72 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_f84456-72 > .kt-inside-inner-col,.kadence-column_f84456-72 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_f84456-72 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_f84456-72 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_f84456-72 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_f84456-72 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_f84456-72{position:relative;}@media all and (max-width: 1024px){.kadence-column_f84456-72 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_f84456-72 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_f84456-72 qk-look-widget\"><div class=\"kt-inside-inner-col\">\n<div class=\"wp-block-ultimate-post-row ultp-block-196c71  qk-main-wrap\"><div class=\"ultp-row-wrapper\"><div class=\"ultp-row-content\">\n<div class=\"wp-block-ultimate-post-column ultp-block-b5bd92\"><div class=\"ultp-column-wrapper\"><style>.wp-block-kadence-advancedheading.kt-adv-heading_8a887a-b9, .wp-block-kadence-advancedheading.kt-adv-heading_8a887a-b9[data-kb-block=\"kb-adv-heading_8a887a-b9\"]{text-align:center;font-size:20px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading_8a887a-b9 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading_8a887a-b9[data-kb-block=\"kb-adv-heading_8a887a-b9\"] mark.kt-highlight{font-family:Inter;font-weight:500;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading_8a887a-b9 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading_8a887a-b9[data-kb-block=\"kb-adv-heading_8a887a-b9\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<div class=\"kt-adv-heading_8a887a-b9 summary-title wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading_8a887a-b9\"><span>Summary<\/span><\/div>\n\n\n\n<ul class=\"wp-block-list\"><li>On-board diagnostics will log a P0676 trouble code if the glow plug on cylinder #6 is not heating up.<\/li><li>A faulty glow plug, wiring issues, and a malfunctioning glow plug control module can cause this trouble code to appear.<\/li><li>If left unresolved, a P0676 can cause your vehicle to exhibit symptoms like hard starting, an illuminated preheating light, and a no-start condition under cold temperatures.<\/li><\/ul>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n\n\n<p>On-board diagnostic (OBD) codes can help you identify and resolve problems in your vehicle. However, it&rsquo;s critical that you understand what they mean to address them properly. P0676 is one of the trouble codes that the OBD system can log. It indicates an issue with the glow plug circuit.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What Does the P0676 Code Mean?<\/h2>\n\n\n\n<p><a href=\"https:\/\/www.carparts.com\/blog\/search-obd2-codes-list\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Diagnostic trouble code\">Diagnostic trouble code<\/a> (DTC) P0676 stands for &ldquo;Cylinder #6 Glow Plug Circuit\/Open.&rdquo;<\/p>\n\n\n\n<p>Some diesel engines use <a href=\"https:\/\/www.carparts.com\/glow-plug\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"glow plugs\">glow plugs<\/a> to warm up the combustion chamber before starting the engine. The extremely high air temperature produced by the rising and compressing piston in a cold diesel engine is lost through heat transfer to the <a href=\"https:\/\/www.carparts.com\/cylinder-head\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"cylinder head\">cylinder head<\/a>. A glow plug, which is a type of pencil-shaped preheater, helps prevent this.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/08\/car-glow-plugs-lined-up-in-gray-background-1024x602.jpg\" alt=\"car glow plugs lined up in gray background\" class=\"wp-image-71414\" width=\"1024\" height=\"602\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/08\/car-glow-plugs-lined-up-in-gray-background-1024x602.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/08\/car-glow-plugs-lined-up-in-gray-background-300x176.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/08\/car-glow-plugs-lined-up-in-gray-background-768x452.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/08\/car-glow-plugs-lined-up-in-gray-background-1536x904.jpg 1536w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/08\/car-glow-plugs-lined-up-in-gray-background-150x88.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/08\/car-glow-plugs-lined-up-in-gray-background.jpg 1700w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption>Some diesel engines use glow plugs to warm up the combustion chamber before starting the engine.<\/figcaption><\/figure>\n\n\n\n<p>In a typical system, the&nbsp; engine management computer determines when to use glow plugs to help the engine start when the engine is cold. The glow plug timer module grounds the glow plug relay to send power to the glow plugs.<\/p>\n\n\n\n<p>Code P0676 is logged when the glow plug on cylinder #6 is not heating up due to a malfunction in the glow plug circuit.<\/p>\n\n\n\n<p><em><strong>Note:<\/strong> The definition of code P0676 can differ depending on the vehicle manufacturer. Consult the appropriate repair manual or repair database for the exact code definition.<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What are the Common Causes of the P0676 Code?<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Bad cylinder #6 glow plug<\/li><li>Open or shorted glow plug circuit<\/li><li>Damaged wiring connector<\/li><li>Malfunctioning glow plug control module<\/li><\/ul>\n\n\n\n<div id=\"article-search-widget\">\n<div class=\"cp-search\">\n<div align=\"center\">\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cld.partsimg.com\/image\/upload\/w_auto,dpr_auto\/carparts\/logos\/badge_wordmark\/full_color\/CP_LOGO_COLOUR_RGB\" alt=\"CarParts.com\" width=\"300\" height=\"56\">\n<\/div>\n<form id=\"cpsearchform\" name=\"cpsearchform\" action=\"https:\/\/www.carparts.com\/search\" method=\"get\" target=\"_blank\" accept-charset=\"character_set\" aria-label=\"search CarParts.com\">\n    <input type=\"text\" class=\"keyword\" name=\"q\" placeholder=\"Search for parts on CarParts.com\" value=\"\" aria-label=\"Search CarParts.com\"><input type=\"submit\" class=\"btn-search\" value=\"Search\" aria-label=\"Search\">\n<\/form>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">What are the Common Symptoms of the P0676 Code?<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/www.carparts.com\/blog\/check-engine-light-flashing\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Activated check engine light\">Activated check engine light<\/a><\/li><li>Hard starting<\/li><li><a href=\"https:\/\/www.carparts.com\/blog\/my-car-wont-start-what-should-i-do\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Engine won&rsquo;t start when it&rsquo;s cold\">Engine won&rsquo;t start when it&rsquo;s cold<\/a><\/li><li>The pre-heat light won&rsquo;t go off<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">How to Diagnose the P0676 Code<\/h2>\n\n\n\n<p>DTC P0676 &nbsp;is a generic code that various makes and models can set. However, this does not mean there&rsquo;s a universal approach to diagnosing its underlying cause.<\/p>\n\n\n\n<p>The steps for troubleshooting this code will vary depending on the vehicle. If you don&rsquo;t have the right tools or automotive know-how to diagnose the issue, it&rsquo;s best to leave the job to professionals. Otherwise, you can do it on your own.<\/p>\n\n\n\n<p>Check out this video to get an idea of what the diagnostic process for this code might involve:<\/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=\"Diagnose Glow Plug 6.6 Duramax-Angry Mechanic P0671,P0672,P0673,P0674,P0675 P0676,P0677,P0678\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/XZFAxRjxgHI?start=95&amp;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<h2 class=\"wp-block-heading\">How to Fix the P0676&nbsp; Code<\/h2>\n\n\n\n<p>P0676 can share similar triggers and symptoms with other fault codes. However, that does not mean that they share the same solution. Remember that vehicles can be structured differently depending on their manufacturer, so make sure to refer to a factory repair guide that is specific to your car.<\/p>\n\n\n\n<p>If you&rsquo;re considering troubleshooting this code on your own, make sure to consult a vehicle-specific <a href=\"https:\/\/www.carparts.com\/blog\/why-you-should-always-consult-a-repair-manual\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"repair manual or an online repair database\">repair manual or an online repair database<\/a> to learn the appropriate diagnostic and repair procedures for this code. Alternatively, you can leave the job to a professional.<\/p>\n<\/body><\/html>\n","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\"> 2<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span>On-board diagnostic (OBD) codes can help you identify and resolve problems in your vehicle. However, it&rsquo;s critical that you understand&#8230; <a href=\"https:\/\/www.carparts.com\/blog\/p0676-code-cylinder-6-glow-plug-circuit-open\/\" rel=\"nofollow\">Read More<\/a><\/p>\n","protected":false},"author":4,"featured_media":71477,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[1314],"tags":[1183,2714],"ppma_author":[2607,2855],"class_list":{"0":"post-71377","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-obd-ii-trouble-codes","8":"tag-cylinder-head-2","9":"tag-glow-plug","10":"entry"},"acf":{"adrotate_specific_mobile_ad":"","adrotate_specific_desktop_ad":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>P0676 Code: Cylinder #6 Glow Plug Circuit \/ Open - In The Garage with CarParts.com<\/title>\n<meta name=\"description\" content=\"Find out what a P0676 code means, its triggers, and the symptoms associated with it. Plus learn the best way to approach a solution.\" \/>\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.carparts.com\/blog\/p0676-code-cylinder-6-glow-plug-circuit-open\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P0676 Code: Cylinder #6 Glow Plug Circuit \/ Open - In The Garage with CarParts.com\" \/>\n<meta property=\"og:description\" content=\"Find out what a P0676 code means, its triggers, and the symptoms associated with it. 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