{"id":79956,"date":"2025-05-28T11:20:48","date_gmt":"2025-05-28T16:20:48","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=79956"},"modified":"2025-06-04T04:27:22","modified_gmt":"2025-06-04T09:27:22","slug":"p2579-obd2-turbocharger-speed-sensor-circuit-range-performance","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p2579-obd2-turbocharger-speed-sensor-circuit-range-performance","title":{"rendered":"P2579 OBD2: Turbocharger Speed Sensor Circuit Range\/Performance"},"content":{"rendered":"<p>The P2579 OBD-II code indicates an issue with the turbocharger speed sensor circuit&#8217;s range or performance. This code is triggered when the vehicle&#8217;s onboard diagnostic system detects that the turbocharger is not spinning at the expected speed based on the engine&#8217;s RPM.<\/p>\n<h2>What Does the P2579 Code Mean?<\/h2>\n<p>The P2579 code signifies that the Powertrain Control Module (PCM) has identified a performance issue with the turbocharger speed sensor circuit. This could mean that the turbocharger is either spinning too fast or too slow compared to the expected values, which can significantly affect engine performance.<\/p>\n<h2>What Causes the P2579 Code?<\/h2>\n<p>Several factors can trigger the P2579 code, including:<\/p>\n<ul>\n<li>Turbocharger speed sensor failure<\/li>\n<li>Wiring issues in the turbocharger speed sensor circuit<\/li>\n<li>Powertrain Control Module (PCM) failure<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P2579 Code?<\/h2>\n<p>Drivers may notice symptoms such as:<\/p>\n<ul>\n<li>Lack of boost from the turbo\/supercharger<\/li>\n<li>Reduced engine performance<\/li>\n<li>Check Engine Light (CEL) illuminated<\/li>\n<\/ul>\n<h2>How Serious Is the P2579 Code?<\/h2>\n<p>While the P2579 code is categorized as moderate in severity, it should not be ignored. Although it may not pose an immediate threat to safety or functionality, it is crucial to have it diagnosed and repaired within a reasonable timeframe to maintain optimal vehicle performance.<\/p>\n<h2>How to Diagnose the P2579 Code<\/h2>\n<p>A proper diagnosis of the P2579 code typically involves the following steps:<\/p>\n<ol>\n<li>Using a diagnostic scanner to confirm the presence of the P2579 code.<\/li>\n<li>Inspecting the turbocharger speed sensor and related wiring for any signs of damage or disconnection.<\/li>\n<li>Testing the turbocharger speed sensor to ensure it operates within the manufacturer&#8217;s specifications.<\/li>\n<li>Checking the Powertrain Control Module (PCM) for any faults.<\/li>\n<\/ol>\n<h2>Common Repairs for the P2579 Code<\/h2>\n<p>Common repairs to resolve the P2579 code may include:<\/p>\n<ul>\n<li>Replacing the turbocharger speed sensor<\/li>\n<li>Repairing or replacing damaged wiring or connectors<\/li>\n<li>Replacing the Powertrain Control Module (PCM) if found faulty<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P2579 Code?<\/h2>\n<p>The cost to fix the P2579 code can vary widely depending on the specific issue. On average, repairs may range from $100 to $500, covering parts and labor. If the turbocharger speed sensor needs replacement, the cost may be on the higher end of this range.<\/p>\n<h2>Can I Fix the P2579 Code Myself?<\/h2>\n<p>If you have experience with automotive repairs and access to the necessary tools, you may attempt to address the P2579 code yourself. However, be cautious\u2014improper repairs can lead to further complications. If you are unsure, it is advisable to consult a professional mechanic for a thorough diagnosis and repair.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The P2579 OBD-II code indicates an issue with the turbocharger speed sensor circuit&#8217;s range or performance. This code is triggered when the vehicle&#8217;s onboard diagnostic system detects that the turbocharger is not spinning at the expected speed based on the engine&#8217;s RPM. What Does the P2579 Code Mean? The P2579 code signifies that the Powertrain &hellip;<\/p>\n","protected":false},"author":26,"featured_media":82900,"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-79956","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 P2579 \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P2579 code, what causes turbocharger speed sensor circuit range\/performance issues, and how to diagnose and fix common problems 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\/p2579-obd2-turbocharger-speed-sensor-circuit-range-performance\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P2579 OBD2: Turbocharger Speed Sensor Circuit Range\/Performance\" \/>\n<meta property=\"og:description\" content=\"The P2579 OBD-II code indicates an issue with the turbocharger speed sensor circuit&#039;s range or performance. This code is triggered when the vehicle&#039;s\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.emanualonline.com\/blog\/p2579-obd2-turbocharger-speed-sensor-circuit-range-performance\" \/>\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=\"2025-05-28T16:20:48+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-06-04T09:27:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2579-obd2-turbocharger-speed-sensor-circuit-rangeperformance.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 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OBD2 Powertrain Codes"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.emanualonline.com\/blog\/p2579-obd2-turbocharger-speed-sensor-circuit-range-performance#respond"]}],"copyrightYear":"2025","copyrightHolder":{"@id":"https:\/\/www.emanualonline.com\/blog\/#organization"}},{"@type":"WebPage","@id":"https:\/\/www.emanualonline.com\/blog\/p2579-obd2-turbocharger-speed-sensor-circuit-range-performance","url":"https:\/\/www.emanualonline.com\/blog\/p2579-obd2-turbocharger-speed-sensor-circuit-range-performance","name":"OBD2 Code P2579 \u2013 Causes, Symptoms, and Repairs","isPartOf":{"@id":"https:\/\/www.emanualonline.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.emanualonline.com\/blog\/p2579-obd2-turbocharger-speed-sensor-circuit-range-performance#primaryimage"},"image":{"@id":"https:\/\/www.emanualonline.com\/blog\/p2579-obd2-turbocharger-speed-sensor-circuit-range-performance#primaryimage"},"thumbnailUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2579-obd2-turbocharger-speed-sensor-circuit-rangeperformance.png","datePublished":"2025-05-28T16:20:48+00:00","dateModified":"2025-06-04T09:27:22+00:00","description":"Learn all about the P2579 code, what causes turbocharger speed sensor circuit range\/performance issues, and how to diagnose and fix common problems to maintain optimal engine performance.","breadcrumb":{"@id":"https:\/\/www.emanualonline.com\/blog\/p2579-obd2-turbocharger-speed-sensor-circuit-range-performance#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.emanualonline.com\/blog\/p2579-obd2-turbocharger-speed-sensor-circuit-range-performance"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.emanualonline.com\/blog\/p2579-obd2-turbocharger-speed-sensor-circuit-range-performance#primaryimage","url":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2579-obd2-turbocharger-speed-sensor-circuit-rangeperformance.png","contentUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2579-obd2-turbocharger-speed-sensor-circuit-rangeperformance.png","width":1200,"height":675,"caption":"P2579 OBD2: Turbocharger Speed Sensor Circuit Range\/Performance"},{"@type":"BreadcrumbList","@id":"https:\/\/www.emanualonline.com\/blog\/p2579-obd2-turbocharger-speed-sensor-circuit-range-performance#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.emanualonline.com\/blog\/"},{"@type":"ListItem","position":2,"name":"P2579 OBD2: Turbocharger Speed Sensor Circuit Range\/Performance"}]},{"@type":"WebSite","@id":"https:\/\/www.emanualonline.com\/blog\/#website","url":"https:\/\/www.emanualonline.com\/blog\/","name":"eManualOnline Blog","description":"Free Tips on Car Service, Repair and General Stuff","publisher":{"@id":"https:\/\/www.emanualonline.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.emanualonline.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.emanualonline.com\/blog\/#organization","name":"eManualOnline","url":"https:\/\/www.emanualonline.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.emanualonline.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/cdm.emanualonline.com\/blog\/wp-content\/uploads\/2021\/04\/LOGO-NEW.png","contentUrl":"https:\/\/cdm.emanualonline.com\/blog\/wp-content\/uploads\/2021\/04\/LOGO-NEW.png","width":512,"height":82,"caption":"eManualOnline"},"image":{"@id":"https:\/\/www.emanualonline.com\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/EmanualOnline\/","https:\/\/x.com\/eManualOnline","https:\/\/www.instagram.com\/emanual.online\/","https:\/\/www.linkedin.com\/company\/emanualonline","https:\/\/www.pinterest.com\/emanualonline\/"]},{"@type":"Person","@id":"https:\/\/www.emanualonline.com\/blog\/#\/schema\/person\/e803434ab3cc70008b22b56253223403","name":"JC Landry","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2020\/07\/Jee-150x150.jpg","url":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2020\/07\/Jee-150x150.jpg","contentUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2020\/07\/Jee-150x150.jpg","caption":"JC Landry"},"description":"JC is the Senior Editor at eManualOnline.com, GarageSpot.com, and Drive-My.com, as well as the Webmaster of\u00a0TheMechanicDoctor.com, only to name a few. 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\/05\/p2579-obd2-turbocharger-speed-sensor-circuit-rangeperformance.png",1200,675,false],"thumbnail":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2579-obd2-turbocharger-speed-sensor-circuit-rangeperformance-150x150.png",150,150,true],"medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2579-obd2-turbocharger-speed-sensor-circuit-rangeperformance-300x169.png",300,169,true],"medium_large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2579-obd2-turbocharger-speed-sensor-circuit-rangeperformance-768x432.png",618,348,true],"large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2579-obd2-turbocharger-speed-sensor-circuit-rangeperformance-1024x576.png",618,348,true],"1536x1536":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2579-obd2-turbocharger-speed-sensor-circuit-rangeperformance.png",1200,675,false],"2048x2048":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2579-obd2-turbocharger-speed-sensor-circuit-rangeperformance.png",1200,675,false],"tie-small":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2579-obd2-turbocharger-speed-sensor-circuit-rangeperformance-110x75.png",110,75,true],"tie-medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2579-obd2-turbocharger-speed-sensor-circuit-rangeperformance-403x215.png",403,215,true],"tie-large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2579-obd2-turbocharger-speed-sensor-circuit-rangeperformance-310x205.png",310,205,true],"slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2579-obd2-turbocharger-speed-sensor-circuit-rangeperformance-660x330.png",660,330,true],"big-slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2579-obd2-turbocharger-speed-sensor-circuit-rangeperformance-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 P2579 OBD-II code indicates an issue with the turbocharger speed sensor circuit&#8217;s range or performance. This code is triggered when the vehicle&#8217;s onboard diagnostic system detects that the turbocharger is not spinning at the expected speed based on the engine&#8217;s RPM. What Does the P2579 Code Mean? The P2579 code signifies that the Powertrain&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79956","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=79956"}],"version-history":[{"count":1,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79956\/revisions"}],"predecessor-version":[{"id":82902,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79956\/revisions\/82902"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/82900"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=79956"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=79956"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=79956"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}