{"id":79207,"date":"2025-07-06T19:17:41","date_gmt":"2025-07-07T00:17:41","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=79207"},"modified":"2025-07-06T19:17:41","modified_gmt":"2025-07-07T00:17:41","slug":"p2028-obd2-evaporative-emissions-evap-fuel-vapor-temperature-sensor","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p2028-obd2-evaporative-emissions-evap-fuel-vapor-temperature-sensor","title":{"rendered":"P2028 OBD2: Evaporative Emissions (EVAP) Fuel Vapor Temperature Sensor"},"content":{"rendered":"<p>The P2028 OBD-II code is associated with the Evaporative Emissions (EVAP) Fuel Vapor Temperature Sensor. This code indicates that there is a malfunction with the sensor that monitors the temperature of fuel vapor in the fuel tank.<\/p>\n<h2>What Does the P2028 Code Mean?<\/h2>\n<p>The P2028 code signifies that the vehicle&#8217;s Powertrain Control Module (PCM) has detected an issue with the Evaporative Emissions (EVAP) Fuel Vapor Temperature Sensor. This sensor is crucial for monitoring and regulating fuel vapor levels in the tank, which helps in reducing harmful emissions.<\/p>\n<h2>What Causes the P2028 Code?<\/h2>\n<p>Several factors can trigger the P2028 code, including:<\/p>\n<ul>\n<li>Fuel tank temperature sensor failure<\/li>\n<li>Powertrain Control Module (PCM) failure<\/li>\n<li>Wiring issues related to the fuel temperature sensor<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P2028 Code?<\/h2>\n<p>Some common symptoms that may indicate the presence of the P2028 code include:<\/p>\n<ul>\n<li>Check engine light illuminated on the dashboard<\/li>\n<li>Increased fuel consumption<\/li>\n<li>Potential emissions-related issues<\/li>\n<li>Possible performance issues during vehicle operation<\/li>\n<\/ul>\n<h2>How Serious Is the P2028 Code?<\/h2>\n<p>The severity of the P2028 code is considered moderate. While it may not pose an immediate threat to the vehicle&#8217;s safety or functionality, it is crucial to address the issue within a reasonable timeframe. Neglecting to diagnose and repair the problem can lead to more severe issues down the line.<\/p>\n<h2>How to Diagnose the P2028 Code<\/h2>\n<p>Diagnosing the P2028 code typically involves the following steps:<\/p>\n<ol>\n<li>Using an OBD-II scanner to confirm the P2028 code is present.<\/li>\n<li>Inspecting the fuel tank temperature sensor and its wiring for any visible damage.<\/li>\n<li>Checking the PCM for any faults.<\/li>\n<li>Testing the fuel temperature sensor to ensure it operates within the specified range.<\/li>\n<\/ol>\n<h2>Common Repairs for the P2028 Code<\/h2>\n<p>Common repairs related to the P2028 code may include:<\/p>\n<ul>\n<li>Replacing the fuel tank temperature sensor<\/li>\n<li>Repairing or replacing damaged wiring<\/li>\n<li>Reprogramming or replacing the Powertrain Control Module (PCM)<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P2028 Code?<\/h2>\n<p>The cost to fix the P2028 code can vary significantly based on the specific issue, labor rates, and your vehicle&#8217;s make and model. Generally, you can expect to pay anywhere from $100 to $400 for repairs.<\/p>\n<h2>Can I Fix the P2028 Code Myself?<\/h2>\n<p>While some DIY enthusiasts might be able to troubleshoot and replace the fuel tank temperature sensor or repair wiring issues, it is recommended to consult with a professional mechanic. Proper diagnosis requires specialized tools and expertise to ensure that the problem is accurately identified and resolved.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The P2028 OBD-II code is associated with the Evaporative Emissions (EVAP) Fuel Vapor Temperature Sensor. This code indicates that there is a malfunction with the sensor that monitors the temperature of fuel vapor in the fuel tank. What Does the P2028 Code Mean? The P2028 code signifies that the vehicle&#8217;s Powertrain Control Module (PCM) has &hellip;<\/p>\n","protected":false},"author":26,"featured_media":89596,"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-79207","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 P2028 \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P2028 code, what causes evaporative emissions (EVAP) fuel vapor temperature sensor 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\/p2028-obd2-evaporative-emissions-evap-fuel-vapor-temperature-sensor\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P2028 OBD2: Evaporative Emissions (EVAP) Fuel Vapor Temperature Sensor\" \/>\n<meta property=\"og:description\" content=\"The P2028 OBD-II code is associated with the Evaporative Emissions (EVAP) Fuel Vapor Temperature Sensor. 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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\/07\/p2028-obd2-evaporative-emissions-evap-fuel-vapor-temperature-sensor.png",1200,675,false],"thumbnail":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p2028-obd2-evaporative-emissions-evap-fuel-vapor-temperature-sensor-150x150.png",150,150,true],"medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p2028-obd2-evaporative-emissions-evap-fuel-vapor-temperature-sensor-300x169.png",300,169,true],"medium_large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p2028-obd2-evaporative-emissions-evap-fuel-vapor-temperature-sensor-768x432.png",618,348,true],"large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p2028-obd2-evaporative-emissions-evap-fuel-vapor-temperature-sensor-1024x576.png",618,348,true],"1536x1536":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p2028-obd2-evaporative-emissions-evap-fuel-vapor-temperature-sensor.png",1200,675,false],"2048x2048":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p2028-obd2-evaporative-emissions-evap-fuel-vapor-temperature-sensor.png",1200,675,false],"tie-small":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p2028-obd2-evaporative-emissions-evap-fuel-vapor-temperature-sensor-110x75.png",110,75,true],"tie-medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p2028-obd2-evaporative-emissions-evap-fuel-vapor-temperature-sensor-403x215.png",403,215,true],"tie-large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p2028-obd2-evaporative-emissions-evap-fuel-vapor-temperature-sensor-310x205.png",310,205,true],"slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p2028-obd2-evaporative-emissions-evap-fuel-vapor-temperature-sensor-660x330.png",660,330,true],"big-slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p2028-obd2-evaporative-emissions-evap-fuel-vapor-temperature-sensor-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 P2028 OBD-II code is associated with the Evaporative Emissions (EVAP) Fuel Vapor Temperature Sensor. This code indicates that there is a malfunction with the sensor that monitors the temperature of fuel vapor in the fuel tank. What Does the P2028 Code Mean? The P2028 code signifies that the vehicle&#8217;s Powertrain Control Module (PCM) has&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79207","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=79207"}],"version-history":[{"count":1,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79207\/revisions"}],"predecessor-version":[{"id":85906,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79207\/revisions\/85906"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/89596"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=79207"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=79207"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=79207"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}