{"id":79710,"date":"2025-06-05T13:40:15","date_gmt":"2025-06-05T18:40:15","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=79710"},"modified":"2025-06-05T13:40:15","modified_gmt":"2025-06-05T18:40:15","slug":"p2346-obd2-cylinder-11-above-knock-threshold","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p2346-obd2-cylinder-11-above-knock-threshold","title":{"rendered":"P2346 OBD2: Cylinder 11 Above Knock Threshold"},"content":{"rendered":"<p>Understanding your vehicle&#8217;s diagnostic trouble codes is crucial for maintaining optimal performance. The OBD2 code P2346 indicates a significant issue related to engine knock in cylinder 11.<\/p>\n<h2>What Does the P2346 Code Mean?<\/h2>\n<p>The P2346 code represents a condition where cylinder 11 is operating above the knock threshold. This means that the engine management system has detected abnormal vibrations or knocking in this specific cylinder, which can lead to serious engine damage if not addressed promptly.<\/p>\n<h2>What Causes the P2346 Code?<\/h2>\n<p>There are several common causes for the P2346 code, including:<\/p>\n<ul>\n<li><strong>Fuel Injector Calibration:<\/strong> If the fuel injector does not allow sufficient fuel into the cylinder, it can cause the cylinder to run lean, which leads to engine knock. The calibration number on the injector must be correctly entered into the Powertrain Control Module (PCM) when replaced.<\/li>\n<li><strong>Fuel Injector Failure:<\/strong> A malfunctioning fuel injector can disrupt the fuel delivery, resulting in abnormal combustion.<\/li>\n<li><strong>Powertrain Control Module (PCM) Failure:<\/strong> If the PCM itself is faulty, it may incorrectly interpret or fail to manage the engine&#8217;s performance.<\/li>\n<li><strong>Wiring Issues:<\/strong> Damaged or faulty wiring can lead to incorrect signals being sent to the PCM.<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P2346 Code?<\/h2>\n<p>Symptoms associated with the P2346 code may include:<\/p>\n<ul>\n<li>Engine may not start<\/li>\n<li>Engine may run rough<\/li>\n<li>Unusual engine noise (knocking)<\/li>\n<\/ul>\n<h2>How Serious Is the P2346 Code?<\/h2>\n<p>The P2346 code is classified as urgent. Immediate action is necessary because failing to address this issue can lead to severe engine damage and compromise the safety of the driver and passengers.<\/p>\n<h2>How to Diagnose the P2346 Code<\/h2>\n<p>A proper diagnosis involves:<\/p>\n<ul>\n<li>Using an OBD-II scanner to confirm the P2346 code.<\/li>\n<li>Inspecting the fuel injectors and ensuring that the calibration numbers are correctly entered into the PCM.<\/li>\n<li>Checking the wiring and connections for signs of damage or corrosion.<\/li>\n<li>Testing the PCM to ensure it functions correctly.<\/li>\n<\/ul>\n<h2>Common Repairs for the P2346 Code<\/h2>\n<p>Repairs that may be necessary to resolve the P2346 code include:<\/p>\n<ul>\n<li>Fuel Injector Replacement<\/li>\n<li>Spark Plug Replacement<\/li>\n<li>Repairing or replacing damaged wiring<\/li>\n<li>PCM replacement or reprogramming<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P2346 Code?<\/h2>\n<p>The cost of repairs for the P2346 code can vary widely depending on the cause. On average, you might expect to pay between $200 to $1,500, depending on whether you need to replace a fuel injector, repair wiring, or replace the PCM.<\/p>\n<h2>Can I Fix the P2346 Code Myself?<\/h2>\n<p>While some aspects of diagnosing and fixing the P2346 code can be done by a knowledgeable DIYer, it is recommended to consult with a professional mechanic. Proper diagnostics and repairs are crucial to ensure that underlying issues are addressed and to avoid further complications.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Understanding your vehicle&#8217;s diagnostic trouble codes is crucial for maintaining optimal performance. The OBD2 code P2346 indicates a significant issue related to engine knock in cylinder 11. What Does the P2346 Code Mean? The P2346 code represents a condition where cylinder 11 is operating above the knock threshold. This means that the engine management system &hellip;<\/p>\n","protected":false},"author":26,"featured_media":88043,"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-79710","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 P2346 \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P2346 code, what causes cylinder 11 to operate above knock threshold, and how to diagnose and fix common issues to maintain optimal engine 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\/p2346-obd2-cylinder-11-above-knock-threshold\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P2346 OBD2: Cylinder 11 Above Knock Threshold\" \/>\n<meta property=\"og:description\" content=\"Understanding your vehicle&#039;s diagnostic trouble codes is crucial for maintaining optimal performance. The OBD2 code P2346 indicates a significant issue\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.emanualonline.com\/blog\/p2346-obd2-cylinder-11-above-knock-threshold\" \/>\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=\"2025-06-05T18:40:15+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2346-obd2-cylinder-11-above-knock-threshold.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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He also loves cats, Johnny Cash and Subarus.","sameAs":["https:\/\/www.facebook.com\/jee514","https:\/\/www.instagram.com\/rat_in_chief\/","https:\/\/www.linkedin.com\/in\/jean-claude-landry-857781186\/"],"url":"https:\/\/www.emanualonline.com\/blog\/author\/jclandry"}]}},"uagb_featured_image_src":{"full":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2346-obd2-cylinder-11-above-knock-threshold.png",1200,675,false],"thumbnail":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2346-obd2-cylinder-11-above-knock-threshold-150x150.png",150,150,true],"medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2346-obd2-cylinder-11-above-knock-threshold-300x169.png",300,169,true],"medium_large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2346-obd2-cylinder-11-above-knock-threshold-768x432.png",618,348,true],"large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2346-obd2-cylinder-11-above-knock-threshold-1024x576.png",618,348,true],"1536x1536":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2346-obd2-cylinder-11-above-knock-threshold.png",1200,675,false],"2048x2048":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2346-obd2-cylinder-11-above-knock-threshold.png",1200,675,false],"tie-small":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2346-obd2-cylinder-11-above-knock-threshold-110x75.png",110,75,true],"tie-medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2346-obd2-cylinder-11-above-knock-threshold-403x215.png",403,215,true],"tie-large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2346-obd2-cylinder-11-above-knock-threshold-310x205.png",310,205,true],"slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2346-obd2-cylinder-11-above-knock-threshold-660x330.png",660,330,true],"big-slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2346-obd2-cylinder-11-above-knock-threshold-1050x525.png",1050,525,true]},"uagb_author_info":{"display_name":"JC Landry","author_link":"https:\/\/www.emanualonline.com\/blog\/author\/jclandry"},"uagb_comment_info":0,"uagb_excerpt":"Understanding your vehicle&#8217;s diagnostic trouble codes is crucial for maintaining optimal performance. The OBD2 code P2346 indicates a significant issue related to engine knock in cylinder 11. What Does the P2346 Code Mean? The P2346 code represents a condition where cylinder 11 is operating above the knock threshold. This means that the engine management system&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79710","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=79710"}],"version-history":[{"count":1,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79710\/revisions"}],"predecessor-version":[{"id":86409,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79710\/revisions\/86409"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/88043"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=79710"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=79710"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=79710"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}