{"id":77578,"date":"2025-09-02T14:23:55","date_gmt":"2025-09-02T19:23:55","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=77578"},"modified":"2025-09-02T14:32:26","modified_gmt":"2025-09-02T19:32:26","slug":"p0314-obd2-single-cylinder-misfire-cylinder-not-specified","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p0314-obd2-single-cylinder-misfire-cylinder-not-specified","title":{"rendered":"P0314 OBD2: Single Cylinder Misfire (Cylinder not Specified)"},"content":{"rendered":"<h2>What Does the P0314 Code Mean?<\/h2>\n<p>OBD-II Code P0314 is defined as a Single Cylinder Misfire (Cylinder not Specified). This code indicates that the engine control module (PCM) has detected that one or more cylinders are not sufficiently contributing to keeping the engine running smoothly.<\/p>\n<h2>What Causes the P0314 Code?<\/h2>\n<p>The P0314 code can be triggered by several issues, including:<\/p>\n<ul>\n<li>Damaged or contaminated spark plug<\/li>\n<li>Fuel injector failure<\/li>\n<li>Ignition coil failure<\/li>\n<li>Internal engine failure<\/li>\n<li>Powertrain Control Module (PCM) software needs to be updated<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P0314 Code?<\/h2>\n<p>Common symptoms associated with the P0314 code include:<\/p>\n<ul>\n<li>Decreased engine performance<\/li>\n<li>Increased fuel consumption<\/li>\n<\/ul>\n<h2>How Serious Is the P0314 Code?<\/h2>\n<p>The P0314 code is classified as urgent, indicating that immediate action is necessary. This code signifies significant malfunctions that can lead to severe damage to the vehicle or pose risks to the driver and passengers.<\/p>\n<h2>How to Diagnose the P0314 Code<\/h2>\n<p>Diagnosing the P0314 code involves a few steps:<\/p>\n<ol>\n<li>Use an OBD-II scanner to confirm the presence of the P0314 code.<\/li>\n<li>Inspect the spark plugs for damage or contamination.<\/li>\n<li>Check the fuel injectors and ignition coils for proper performance.<\/li>\n<li>Examine the internal engine components if other issues are suspected.<\/li>\n<li>Ensure the PCM software is up to date.<\/li>\n<\/ol>\n<h2>Common Repairs for the P0314 Code<\/h2>\n<p>Repairs that may be needed to resolve the P0314 code include:<\/p>\n<ul>\n<li>Fuel injector replacement<\/li>\n<li>Ignition coil replacement<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P0314 Code?<\/h2>\n<p>The cost to fix the P0314 code can vary widely based on the underlying cause. Simple repairs like spark plug or ignition coil replacement may cost between $100 and $300, while more complex issues, such as internal engine repairs, could be significantly more expensive.<\/p>\n<h2>Can I Fix the P0314 Code Myself?<\/h2>\n<p>While some aspects of diagnosing and fixing the P0314 code can be performed by an experienced DIYer, it is crucial to understand the complexities involved. A proper diagnosis is required to avoid unnecessary repairs, and professional assistance is recommended for significant issues.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>What Does the P0314 Code Mean? OBD-II Code P0314 is defined as a Single Cylinder Misfire (Cylinder not Specified). This code indicates that the engine control module (PCM) has detected that one or more cylinders are not sufficiently contributing to keeping the engine running smoothly. What Causes the P0314 Code? The P0314 code can be &hellip;<\/p>\n","protected":false},"author":26,"featured_media":94919,"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-77578","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 P0314 \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P0314 code, what causes single cylinder misfire, 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\/p0314-obd2-single-cylinder-misfire-cylinder-not-specified\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P0314 OBD2: Single Cylinder Misfire (Cylinder not Specified)\" \/>\n<meta property=\"og:description\" content=\"What Does the P0314 Code Mean? OBD-II Code P0314 is defined as a Single Cylinder Misfire (Cylinder not Specified). This code indicates that the engine\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.emanualonline.com\/blog\/p0314-obd2-single-cylinder-misfire-cylinder-not-specified\" \/>\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=\"2025-09-02T19:23:55+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-09-02T19:32:26+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0314-obd2-single-cylinder-misfire-cylinder-not-specified.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 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He's been a certified Master Mechanic for 15 years, working for various car dealers and specialized repair shops before turning towards blogging about cars and EVs in the hope of helping the next generation of automotive technicians. 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\/09\/p0314-obd2-single-cylinder-misfire-cylinder-not-specified.png",1200,675,false],"thumbnail":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0314-obd2-single-cylinder-misfire-cylinder-not-specified-150x150.png",150,150,true],"medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0314-obd2-single-cylinder-misfire-cylinder-not-specified-300x169.png",300,169,true],"medium_large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0314-obd2-single-cylinder-misfire-cylinder-not-specified-768x432.png",618,348,true],"large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0314-obd2-single-cylinder-misfire-cylinder-not-specified-1024x576.png",618,348,true],"1536x1536":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0314-obd2-single-cylinder-misfire-cylinder-not-specified.png",1200,675,false],"2048x2048":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0314-obd2-single-cylinder-misfire-cylinder-not-specified.png",1200,675,false],"tie-small":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0314-obd2-single-cylinder-misfire-cylinder-not-specified-110x75.png",110,75,true],"tie-medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0314-obd2-single-cylinder-misfire-cylinder-not-specified-403x215.png",403,215,true],"tie-large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0314-obd2-single-cylinder-misfire-cylinder-not-specified-310x205.png",310,205,true],"slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0314-obd2-single-cylinder-misfire-cylinder-not-specified-660x330.png",660,330,true],"big-slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0314-obd2-single-cylinder-misfire-cylinder-not-specified-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":"What Does the P0314 Code Mean? OBD-II Code P0314 is defined as a Single Cylinder Misfire (Cylinder not Specified). This code indicates that the engine control module (PCM) has detected that one or more cylinders are not sufficiently contributing to keeping the engine running smoothly. What Causes the P0314 Code? The P0314 code can be&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/77578","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=77578"}],"version-history":[{"count":3,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/77578\/revisions"}],"predecessor-version":[{"id":94932,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/77578\/revisions\/94932"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/94919"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=77578"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=77578"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=77578"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}