{"id":77705,"date":"2025-08-31T10:10:19","date_gmt":"2025-08-31T15:10:19","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=77705"},"modified":"2025-08-31T10:10:19","modified_gmt":"2025-08-31T15:10:19","slug":"p044c-obd2-exhaust-gas-recirculation-sensor-c-circuit-low","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p044c-obd2-exhaust-gas-recirculation-sensor-c-circuit-low","title":{"rendered":"P044C OBD2: Exhaust Gas Recirculation Sensor &#8220;C&#8221; Circuit Low"},"content":{"rendered":"<p>The P044C OBD-II code indicates a problem with the Exhaust Gas Recirculation (EGR) sensor circuit, specifically a low circuit condition. This code is triggered when the engine control module (PCM) detects that the amount of flow requested from the EGR is not being met.<\/p>\n<h2>What Does the P044C Code Mean?<\/h2>\n<p>The P044C code signifies a malfunction in the EGR system, which plays a crucial role in reducing emissions by recirculating a portion of the exhaust gases back into the engine&#8217;s intake. If the system fails to function properly, it can lead to increased emissions and potential engine performance issues.<\/p>\n<h2>What Causes the P044C Code?<\/h2>\n<p>Several issues can trigger the P044C code, including:<\/p>\n<ul>\n<li>EGR valve failure<\/li>\n<li>Powertrain Control Module (PCM) malfunction<\/li>\n<li>Wiring issues or damaged connectors in the EGR circuit<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P044C Code?<\/h2>\n<p>Common symptoms associated with the P044C code can include:<\/p>\n<ul>\n<li>Decreased engine performance<\/li>\n<li>Increased fuel consumption<\/li>\n<\/ul>\n<h2>How Serious Is the P044C Code?<\/h2>\n<p>While the P044C code is classified as moderate severity, it is crucial to address it promptly. Ignoring this code can lead to more serious issues over time, potentially affecting vehicle performance and emissions compliance.<\/p>\n<h2>How to Diagnose the P044C Code<\/h2>\n<p>Diagnosing the P044C code typically involves the following steps:<\/p>\n<ol>\n<li>Use an OBD-II scanner to confirm the P044C code and check for any additional codes.<\/li>\n<li>Inspect the EGR valve and its components for any visible damage or wear.<\/li>\n<li>Examine the wiring and connectors for signs of corrosion or breaks.<\/li>\n<li>Test the EGR system to ensure it is functioning correctly and that the PCM is receiving accurate input.<\/li>\n<\/ol>\n<h2>Common Repairs for the P044C Code<\/h2>\n<p>Repairs for the P044C code may include:<\/p>\n<ul>\n<li>Replacing the EGR valve<\/li>\n<li>Repairing or replacing damaged wiring or connectors<\/li>\n<li>Replacing the Powertrain Control Module (if faulty)<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P044C Code?<\/h2>\n<p>The cost to repair the P044C code can vary widely depending on the specific issue and labor rates. Generally, you can expect to pay between $100 and $600, depending on whether you need to replace the EGR valve or repair wiring issues.<\/p>\n<h2>Can I Fix the P044C Code Myself?<\/h2>\n<p>Depending on your mechanical skills, some aspects of diagnosing and fixing the P044C code may be manageable on your own. However, if you&#8217;re not experienced with vehicle diagnostics and repairs, it is recommended to consult a professional mechanic. Proper tools and expertise are often necessary to ensure a thorough and effective repair.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The P044C OBD-II code indicates a problem with the Exhaust Gas Recirculation (EGR) sensor circuit, specifically a low circuit condition. This code is triggered when the engine control module (PCM) detects that the amount of flow requested from the EGR is not being met. What Does the P044C Code Mean? The P044C code signifies a &hellip;<\/p>\n","protected":false},"author":26,"featured_media":94545,"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-77705","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 P044C \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P044C code, what causes exhaust gas recirculation sensor &quot;C&quot; circuit low, 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\/p044c-obd2-exhaust-gas-recirculation-sensor-c-circuit-low\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P044C OBD2: Exhaust Gas Recirculation Sensor &quot;C&quot; Circuit Low\" \/>\n<meta property=\"og:description\" content=\"The P044C OBD-II code indicates a problem with the Exhaust Gas Recirculation (EGR) sensor circuit, specifically a low circuit condition. 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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\/08\/p044c-obd2-exhaust-gas-recirculation-sensor-c-circuit-low.png",1200,675,false],"thumbnail":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p044c-obd2-exhaust-gas-recirculation-sensor-c-circuit-low-150x150.png",150,150,true],"medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p044c-obd2-exhaust-gas-recirculation-sensor-c-circuit-low-300x169.png",300,169,true],"medium_large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p044c-obd2-exhaust-gas-recirculation-sensor-c-circuit-low-768x432.png",618,348,true],"large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p044c-obd2-exhaust-gas-recirculation-sensor-c-circuit-low-1024x576.png",618,348,true],"1536x1536":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p044c-obd2-exhaust-gas-recirculation-sensor-c-circuit-low.png",1200,675,false],"2048x2048":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p044c-obd2-exhaust-gas-recirculation-sensor-c-circuit-low.png",1200,675,false],"tie-small":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p044c-obd2-exhaust-gas-recirculation-sensor-c-circuit-low-110x75.png",110,75,true],"tie-medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p044c-obd2-exhaust-gas-recirculation-sensor-c-circuit-low-403x215.png",403,215,true],"tie-large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p044c-obd2-exhaust-gas-recirculation-sensor-c-circuit-low-310x205.png",310,205,true],"slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p044c-obd2-exhaust-gas-recirculation-sensor-c-circuit-low-660x330.png",660,330,true],"big-slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p044c-obd2-exhaust-gas-recirculation-sensor-c-circuit-low-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 P044C OBD-II code indicates a problem with the Exhaust Gas Recirculation (EGR) sensor circuit, specifically a low circuit condition. This code is triggered when the engine control module (PCM) detects that the amount of flow requested from the EGR is not being met. What Does the P044C Code Mean? 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