{"id":80080,"date":"2025-05-25T11:11:54","date_gmt":"2025-05-25T16:11:54","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=80080"},"modified":"2025-06-04T05:11:17","modified_gmt":"2025-06-04T10:11:17","slug":"p2673-obd2-injection-pump-timing-calibration-not-learned","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p2673-obd2-injection-pump-timing-calibration-not-learned","title":{"rendered":"P2673 OBD2: Injection Pump Timing Calibration Not Learned"},"content":{"rendered":"<p>The P2673 OBD-II trouble code indicates that the injection pump timing calibration has not been properly learned by the vehicle&#8217;s control module. This code is significant and requires immediate attention to prevent further damage to the vehicle.<\/p>\n<h2>What Does the P2673 Code Mean?<\/h2>\n<p>The P2673 code means that the engine&#8217;s control module has detected that the injection pump has not been calibrated correctly. The injection pump is responsible for converting low-pressure fuel from the tank into high-pressure fuel for the injectors. If this pump is not timed correctly, the engine may not run efficiently or may not start at all.<\/p>\n<h2>What Causes the P2673 Code?<\/h2>\n<p>Several factors can lead to the P2673 code being triggered, including:<\/p>\n<ul>\n<li>Improper timing of the injection pump<\/li>\n<li>Injection pump failure<\/li>\n<li>Failure to perform the injection pump relearn procedure after installation or service<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P2673 Code?<\/h2>\n<p>Common symptoms associated with the P2673 code include:<\/p>\n<ul>\n<li>Engine may not start<\/li>\n<li>Engine may run rough<\/li>\n<li>Decreased engine performance<\/li>\n<\/ul>\n<h2>How Serious Is the P2673 Code?<\/h2>\n<p>The P2673 code is considered urgent. Ignoring this code can lead to severe engine damage or create a safety hazard while driving. It is crucial to address this issue promptly to ensure the safe operation of your vehicle.<\/p>\n<h2>How to Diagnose the P2673 Code<\/h2>\n<p>To diagnose the P2673 code, a mechanic will typically follow these steps:<\/p>\n<ul>\n<li>Use an OBD-II scanner to confirm the presence of the P2673 code.<\/li>\n<li>Inspect the injection pump and timing mechanisms for any visible issues.<\/li>\n<li>Check for related codes that may indicate other issues in the fuel system.<\/li>\n<li>Perform the injection pump relearn procedure if applicable.<\/li>\n<\/ul>\n<h2>Common Repairs for the P2673 Code<\/h2>\n<p>Repairs for the P2673 code may include:<\/p>\n<ul>\n<li>Correcting the timing of the injection pump<\/li>\n<li>Replacing a faulty injection pump<\/li>\n<li>Performing the injection pump relearn procedure<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P2673 Code?<\/h2>\n<p>The cost to repair the P2673 code can vary widely depending on the specific issue and the labor rates in your area. Typically, you can expect to pay anywhere from $200 to $1,500 for repairs, including parts and labor.<\/p>\n<h2>Can I Fix the P2673 Code Myself?<\/h2>\n<p>While some experienced DIY mechanics may be able to diagnose and fix issues related to the P2673 code, it&#8217;s important to have a thorough understanding of the fuel system and the specific vehicle. If you&#8217;re not confident in your abilities, it\u2019s recommended to seek professional help to avoid further complications.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The P2673 OBD-II trouble code indicates that the injection pump timing calibration has not been properly learned by the vehicle&#8217;s control module. This code is significant and requires immediate attention to prevent further damage to the vehicle. What Does the P2673 Code Mean? The P2673 code means that the engine&#8217;s control module has detected that &hellip;<\/p>\n","protected":false},"author":26,"featured_media":82429,"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-80080","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 P2673 \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P2673 code, what causes injection pump timing calibration not learned, 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\/p2673-obd2-injection-pump-timing-calibration-not-learned\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P2673 OBD2: Injection Pump Timing Calibration Not Learned\" \/>\n<meta property=\"og:description\" content=\"The P2673 OBD-II trouble code indicates that the injection pump timing calibration has not been properly learned by the vehicle&#039;s control module. 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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\/05\/p2673-obd2-injection-pump-timing-calibration-not-learned.png",1200,675,false],"thumbnail":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2673-obd2-injection-pump-timing-calibration-not-learned-150x150.png",150,150,true],"medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2673-obd2-injection-pump-timing-calibration-not-learned-300x169.png",300,169,true],"medium_large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2673-obd2-injection-pump-timing-calibration-not-learned-768x432.png",618,348,true],"large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2673-obd2-injection-pump-timing-calibration-not-learned-1024x576.png",618,348,true],"1536x1536":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2673-obd2-injection-pump-timing-calibration-not-learned.png",1200,675,false],"2048x2048":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2673-obd2-injection-pump-timing-calibration-not-learned.png",1200,675,false],"tie-small":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2673-obd2-injection-pump-timing-calibration-not-learned-110x75.png",110,75,true],"tie-medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2673-obd2-injection-pump-timing-calibration-not-learned-403x215.png",403,215,true],"tie-large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2673-obd2-injection-pump-timing-calibration-not-learned-310x205.png",310,205,true],"slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2673-obd2-injection-pump-timing-calibration-not-learned-660x330.png",660,330,true],"big-slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2673-obd2-injection-pump-timing-calibration-not-learned-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":"The P2673 OBD-II trouble code indicates that the injection pump timing calibration has not been properly learned by the vehicle&#8217;s control module. This code is significant and requires immediate attention to prevent further damage to the vehicle. What Does the P2673 Code Mean? The P2673 code means that the engine&#8217;s control module has detected that&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/80080","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=80080"}],"version-history":[{"count":1,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/80080\/revisions"}],"predecessor-version":[{"id":82431,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/80080\/revisions\/82431"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/82429"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=80080"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=80080"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=80080"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}