{"id":518411,"date":"2025-12-10T19:02:37","date_gmt":"2025-12-11T00:02:37","guid":{"rendered":"https:\/\/www.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/"},"modified":"2025-12-10T19:02:37","modified_gmt":"2025-12-11T00:02:37","slug":"dtc-p2428-exhaust-gas-temperature-too-high-bank-1","status":"publish","type":"post","link":"https:\/\/www.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/","title":{"rendered":"P2428 Code Symptoms, Causes, Diagnosis, Repair &#038; Programming Guide"},"content":{"rendered":"<div class=\"container\">\n<section class=\"hero\">\n<div class=\"code-badge\">P2428<\/div>\n<h1>P2428 Code Symptoms, Causes, Diagnosis, Repair &amp; Programming Guide<\/h1>\n<p class=\"hero-subtitle\">\n<\/section>\n<div class=\"quick-summary\">\n<h2>Quick Summary<\/h2>\n<ul>\n<li>P2428 means **Exhaust Gas Temperature Too High \u2013 Bank 1**. <\/li>\n<li>Drivers usually see a check\u2011engine light, loss of power, or limp\u2011mode operation. <\/li>\n<li>Common triggers are faulty EGT sensor signals, wiring faults, or ECM software\/calibration errors. <\/li>\n<li>Diagnosis starts with a live\u2011data scan, sensor verification, and module communication testing. <\/li>\n<li>If the ECM\/PCM cannot be re\u2011programmed to correct the fault, a VIN\u2011matched replacement from Flagship One is the most reliable solution. <\/li>\n<\/ul>\n<\/div>\n<p>When the engine control module (ECM) detects that the exhaust gases on the first cylinder bank are hotter than the calibrated limit, it stores the P2428 code. Drivers typically notice the check\u2011engine light illuminating, followed by a noticeable reduction in engine output. In many cases the ECM will command a limp\u2011mode or boost\u2011restriction strategy to protect the turbocharger and downstream emissions components. The protective action may feel like the vehicle \u201crefuses to accelerate\u201d or \u201cdrops power\u201d under load. <\/p>\n<h2>Symptoms <\/h2>\n<ul>\n<li><strong>Check\u2011engine light<\/strong> (steady or flashing) with P2428 stored. <\/li>\n<li><strong>Reduced throttle response<\/strong> or noticeable power loss, especially under heavy acceleration or uphill grades. <\/li>\n<li><strong>Limp\u2011mode or boost\u2011limit activation<\/strong> \u2013 the ECU may cap turbo boost to keep exhaust temperatures down. <\/li>\n<li><strong>Engine shutdown<\/strong> in extreme cases where the ECM decides to protect the turbo or catalytic system. <\/li>\n<li><strong>Intermittent \u201cengine limp\u201d<\/strong> that appears after a long drive or after a high\u2011temperature run. <\/li>\n<\/ul>\n<p>These signs appear because the ECM is actively protecting the powertrain from overheating exhaust gases on Bank 1. <\/p>\n<h2>Why Exhaust Gas Temperature Too High Bank 1 Problems Occur <\/h2>\n<h3>Faulty Exhaust Gas Temperature (EGT) Sensor or Signal Conditioning <\/h3>\n<p>The EGT sensor on Bank 1 provides the ECM with a voltage proportional to exhaust temperature. A sensor that has drifted out of tolerance, or a failed internal circuit, can send an artificially high voltage. The ECM interprets this as an over\u2011temperature condition and triggers P2428. <\/p>\n<h3>Wiring Harness Damage or Corrosion <\/h3>\n<p>High\u2011temperature environments and engine vibration can degrade the wiring harness that carries the EGT sensor signal. Intermittent shorts, open circuits, or increased resistance raise the sensor voltage reading, leading the ECM to believe the exhaust is hotter than it actually is. <\/p>\n<h3>ECM Software\/Calibration Errors <\/h3>\n<p>Factory calibrations set a maximum allowable EGT for Bank 1 based on engine design and turbo specifications. A corrupted flash file, incomplete re\u2011flash after a previous repair, or an outdated calibration can set the limit too low. When normal operating temperatures exceed this erroneous threshold, the ECM logs P2428. <\/p>\n<h3>Turbocharger Over\u2011Boost or Exhaust Restriction <\/h3>\n<p>If the turbocharger is commanded to produce boost beyond design limits, or if the exhaust system is partially blocked (e.g., by a collapsed pipe), exhaust gases can rise rapidly in temperature. The ECM may correctly detect the over\u2011temperature but the underlying cause is a control strategy issue within the ECM itself. <\/p>\n<h3>Improper Fuel Enrichment or Ignition Timing <\/h3>\n<p>ECM strategies that enrich the mixture or retard timing to protect the engine under load can inadvertently raise exhaust temperature. When the control logic is mis\u2011calibrated, the ECM may over\u2011react, storing P2428 even though the hardware is functional. <\/p>\n<h2>Diagnostic and Repair Procedures <\/h2>\n<ol>\n<li><strong>Scan for Stored Codes<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; Use a professional OBD\u2011II scanner capable of reading manufacturer\u2011specific data. Record P2428 and any related codes (e.g., P2198 \u2013 Bank 1 EGT sensor circuit high). <\/p>\n<ol>\n<li><strong>Live\u2011Data Monitoring<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; Observe Bank 1 EGT sensor voltage and temperature while the engine is at idle, cruising, and under load. Compare readings to manufacturer specifications (typically 300 \u00b0C\u2011800 \u00b0C depending on engine). <\/p>\n<ol>\n<li><strong>Sensor Verification<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; Disconnect the Bank 1 EGT sensor and measure resistance with an ohmmeter. A healthy sensor usually shows 2 k\u03a9\u20135 k\u03a9 at 25 \u00b0C. Replace the sensor only if it is out of range. <\/p>\n<ol>\n<li><strong>Wiring Inspection<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; Visually inspect the sensor harness for cracked insulation, corrosion, or loose connectors. Perform a continuity test from sensor terminal to ECM pin; resistance should be less than 0.5 \u03a9. Repair or replace damaged wiring. <\/p>\n<ol>\n<li><strong>ECM Communication Test<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; Run a module communication check to ensure the ECM is responding to scan tool commands and that data streams are stable. Intermittent communication can mimic sensor faults. <\/p>\n<ol>\n<li><strong>Software Update \/ Re\u2011flash<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; If the ECM firmware is outdated or corrupted, re\u2011program the module with the latest factory calibration. This often resolves low\u2011limit settings that cause false over\u2011temperature detections. <\/p>\n<ol>\n<li><strong>Functional Test<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; After sensor, wiring, and software actions, clear the code and perform a drive cycle. Re\u2011scan to confirm that P2428 does not return. <\/p>\n<p>If the fault persists after sensor verification, wiring repair, and re\u2011programming, the ECM\u2019s internal temperature\u2011monitoring circuitry may be damaged. At that point, replacement is the most reliable remedy. <\/p>\n<h2>When Replacement Makes Sense <\/h2>\n<div class=\"flagship-logo-section\">\n<a href=\"https:\/\/www.fs1inc.com\/\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<img decoding=\"async\" alt=\"Flagship One\" class=\"flagship-logo\" src=\"https:\/\/www.fs1inc.com\/blog\/wp-content\/uploads\/2025\/12\/fs1inc_logo2-scaled.jpg\"\/><br \/>\n<\/a>\n<\/div>\n<p>Repeated attempts to correct P2428 through sensor swaps, wiring repairs, or software updates can become costly and time\u2011consuming when the root cause lies within the ECM itself. Modern control modules integrate temperature\u2011monitoring circuits, security features, and calibrated boost strategies on a single printed\u2011circuit board. Once internal components degrade, repair is often temporary. <\/p>\n<p>Flagship One specializes in VIN\u2011matched control modules, providing a plug\u2011and\u2011drive solution backed by a comprehensive warranty. Replacement units vary depending on production date and software version, so the correct module is matched by VIN before programming. This ensures seamless integration with the vehicle\u2019s immobilizer, emissions, and powertrain systems, eliminating the risk of mismatched calibrations that can re\u2011trigger P2428. <\/p>\n<h2>Preventive Maintenance <\/h2>\n<ul>\n<li><strong>Monitor Exhaust Temperatures<\/strong>: Periodically check live EGT data during warm\u2011up and high\u2011load conditions. Early detection of rising trends can prompt a scan before the ECM limits performance. <\/li>\n<li><strong>Maintain Turbocharger Health<\/strong>: Follow manufacturer\u2011recommended boost limits and avoid prolonged high\u2011rpm, high\u2011load operation that can overheat the turbine. <\/li>\n<li><strong>Inspect Exhaust System<\/strong>: Ensure no collapses, cracks, or blockages in the downpipe and catalytic converter that could trap heat. <\/li>\n<li><strong>Protect Sensor Wiring<\/strong>: Use heat\u2011shielding sleeves where the EGT sensor harness passes near exhaust manifolds to prevent premature insulation breakdown. <\/li>\n<li><strong>Stay Current on ECM Software<\/strong>: When a service bulletin addresses EGT calibration, have the ECM updated at a qualified shop.<\/li>\n<\/ul>\n<div class=\"info-section\">\n<p><strong>Service Recommendation:<\/strong> Most issues related to this fault are diagnosed and corrected through inspection, wiring repair, and calibration rather than module replacement. For modules not typically replaced through aftermarket suppliers, diagnosis and repair should be performed by a certified automotive technician with access to factory service information and tooling.<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>High exhaust gas temperature Bank 1 promptly lights your vehicle, risking engine damage. Scan P2428, confirm sensor data, and reprogram or replace module.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-518411","post","type-post","status-publish","format-standard","hentry","category-auto-news"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>P2428 Code Symptoms, Causes, Diagnosis, Repair &amp; Programming Guide - Flagship One Blog<\/title>\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.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P2428 Code Symptoms, Causes, Diagnosis, Repair &amp; Programming Guide - Flagship One Blog\" \/>\n<meta property=\"og:description\" content=\"High exhaust gas temperature Bank 1 promptly lights your vehicle, risking engine damage. Scan P2428, confirm sensor data, and reprogram or replace module.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/\" \/>\n<meta property=\"og:site_name\" content=\"Flagship One Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/flagshipone\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/flagshipone\/\" \/>\n<meta property=\"article:published_time\" content=\"2025-12-11T00:02:37+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.fs1inc.com\/blog\/wp-content\/uploads\/2025\/12\/fs1inc_logo2-scaled.jpg\" \/>\n<meta name=\"author\" content=\"FlagshipOne\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@theflagshipone\" \/>\n<meta name=\"twitter:site\" content=\"@theflagshipone\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"FlagshipOne\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\\\/\"},\"author\":{\"name\":\"FlagshipOne\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#\\\/schema\\\/person\\\/a3cf463514bd03eb7656953ef8f75700\"},\"headline\":\"P2428 Code Symptoms, Causes, Diagnosis, Repair &#038; Programming Guide\",\"datePublished\":\"2025-12-11T00:02:37+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\\\/\"},\"wordCount\":1072,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/fs1inc_logo2-scaled.jpg\",\"articleSection\":[\"Auto News\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\\\/\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\\\/\",\"name\":\"P2428 Code Symptoms, Causes, Diagnosis, Repair & Programming Guide - Flagship One Blog\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/fs1inc_logo2-scaled.jpg\",\"datePublished\":\"2025-12-11T00:02:37+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/fs1inc_logo2-scaled.jpg\",\"contentUrl\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/fs1inc_logo2-scaled.jpg\",\"width\":2560,\"height\":617},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"P2428 Code Symptoms, Causes, Diagnosis, Repair &#038; Programming Guide\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#website\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/\",\"name\":\"Flagship One Blog\",\"description\":\"Flagship One Inc. OEM Engine Computers  Control Modules\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#organization\",\"name\":\"Flagship One, Inc.\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/wp-content\\\/uploads\\\/2019\\\/06\\\/web-lg-fs1-logo.png\",\"contentUrl\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/wp-content\\\/uploads\\\/2019\\\/06\\\/web-lg-fs1-logo.png\",\"width\":1341,\"height\":1098,\"caption\":\"Flagship One, Inc.\"},\"image\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/flagshipone\",\"https:\\\/\\\/x.com\\\/theflagshipone\",\"https:\\\/\\\/www.instagram.com\\\/flagship_one\",\"https:\\\/\\\/www.youtube.com\\\/channel\\\/UC0oyKphffBM2qkJ-gKPmMXw\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#\\\/schema\\\/person\\\/a3cf463514bd03eb7656953ef8f75700\",\"name\":\"FlagshipOne\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/351b81e51993825aea73280c48061a7205fdd2189730ebbdee5d63894c5cebb4?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/351b81e51993825aea73280c48061a7205fdd2189730ebbdee5d63894c5cebb4?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/351b81e51993825aea73280c48061a7205fdd2189730ebbdee5d63894c5cebb4?s=96&d=mm&r=g\",\"caption\":\"FlagshipOne\"},\"description\":\"The world's top supplier of programmed OEM (Original Equipment Manufacturer) Powertrain Control Modules (PCM), Engine Control Modules (ECM), Injection Control Modules (IDM), Body Control Modules (BCM), Transmission Control Modules (TCM), Engine Control Units and all other car control units. With over a decade in the business, we are the most reliable source when it comes to programming services for replacement engine control modules.\",\"sameAs\":[\"https:\\\/\\\/www.fs1inc.com\\\/\",\"https:\\\/\\\/www.facebook.com\\\/flagshipone\\\/\",\"https:\\\/\\\/www.instagram.com\\\/flagship_one\\\/\",\"https:\\\/\\\/www.linkedin.com\\\/company\\\/fs1inc\"],\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/author\\\/flagship1inc\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"P2428 Code Symptoms, Causes, Diagnosis, Repair & Programming Guide - Flagship One Blog","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/","og_locale":"en_US","og_type":"article","og_title":"P2428 Code Symptoms, Causes, Diagnosis, Repair & Programming Guide - Flagship One Blog","og_description":"High exhaust gas temperature Bank 1 promptly lights your vehicle, risking engine damage. Scan P2428, confirm sensor data, and reprogram or replace module.","og_url":"https:\/\/www.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/","og_site_name":"Flagship One Blog","article_publisher":"https:\/\/www.facebook.com\/flagshipone","article_author":"https:\/\/www.facebook.com\/flagshipone\/","article_published_time":"2025-12-11T00:02:37+00:00","og_image":[{"url":"https:\/\/www.fs1inc.com\/blog\/wp-content\/uploads\/2025\/12\/fs1inc_logo2-scaled.jpg","type":"","width":"","height":""}],"author":"FlagshipOne","twitter_card":"summary_large_image","twitter_creator":"@theflagshipone","twitter_site":"@theflagshipone","twitter_misc":{"Written by":"FlagshipOne","Est. reading time":"5 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/#article","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/"},"author":{"name":"FlagshipOne","@id":"https:\/\/www.fs1inc.com\/blog\/#\/schema\/person\/a3cf463514bd03eb7656953ef8f75700"},"headline":"P2428 Code Symptoms, Causes, Diagnosis, Repair &#038; Programming Guide","datePublished":"2025-12-11T00:02:37+00:00","mainEntityOfPage":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/"},"wordCount":1072,"commentCount":0,"publisher":{"@id":"https:\/\/www.fs1inc.com\/blog\/#organization"},"image":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/#primaryimage"},"thumbnailUrl":"https:\/\/www.fs1inc.com\/blog\/wp-content\/uploads\/2025\/12\/fs1inc_logo2-scaled.jpg","articleSection":["Auto News"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/","url":"https:\/\/www.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/","name":"P2428 Code Symptoms, Causes, Diagnosis, Repair & Programming Guide - Flagship One Blog","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/#primaryimage"},"image":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/#primaryimage"},"thumbnailUrl":"https:\/\/www.fs1inc.com\/blog\/wp-content\/uploads\/2025\/12\/fs1inc_logo2-scaled.jpg","datePublished":"2025-12-11T00:02:37+00:00","breadcrumb":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/#primaryimage","url":"https:\/\/www.fs1inc.com\/blog\/wp-content\/uploads\/2025\/12\/fs1inc_logo2-scaled.jpg","contentUrl":"https:\/\/www.fs1inc.com\/blog\/wp-content\/uploads\/2025\/12\/fs1inc_logo2-scaled.jpg","width":2560,"height":617},{"@type":"BreadcrumbList","@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2428-exhaust-gas-temperature-too-high-bank-1\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.fs1inc.com\/blog\/"},{"@type":"ListItem","position":2,"name":"P2428 Code Symptoms, Causes, Diagnosis, Repair &#038; Programming Guide"}]},{"@type":"WebSite","@id":"https:\/\/www.fs1inc.com\/blog\/#website","url":"https:\/\/www.fs1inc.com\/blog\/","name":"Flagship One Blog","description":"Flagship One Inc. OEM Engine Computers  Control Modules","publisher":{"@id":"https:\/\/www.fs1inc.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.fs1inc.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.fs1inc.com\/blog\/#organization","name":"Flagship One, Inc.","url":"https:\/\/www.fs1inc.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.fs1inc.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/www.fs1inc.com\/blog\/wp-content\/uploads\/2019\/06\/web-lg-fs1-logo.png","contentUrl":"https:\/\/www.fs1inc.com\/blog\/wp-content\/uploads\/2019\/06\/web-lg-fs1-logo.png","width":1341,"height":1098,"caption":"Flagship One, Inc."},"image":{"@id":"https:\/\/www.fs1inc.com\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/flagshipone","https:\/\/x.com\/theflagshipone","https:\/\/www.instagram.com\/flagship_one","https:\/\/www.youtube.com\/channel\/UC0oyKphffBM2qkJ-gKPmMXw"]},{"@type":"Person","@id":"https:\/\/www.fs1inc.com\/blog\/#\/schema\/person\/a3cf463514bd03eb7656953ef8f75700","name":"FlagshipOne","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/351b81e51993825aea73280c48061a7205fdd2189730ebbdee5d63894c5cebb4?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/351b81e51993825aea73280c48061a7205fdd2189730ebbdee5d63894c5cebb4?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/351b81e51993825aea73280c48061a7205fdd2189730ebbdee5d63894c5cebb4?s=96&d=mm&r=g","caption":"FlagshipOne"},"description":"The world's top supplier of programmed OEM (Original Equipment Manufacturer) Powertrain Control Modules (PCM), Engine Control Modules (ECM), Injection Control Modules (IDM), Body Control Modules (BCM), Transmission Control Modules (TCM), Engine Control Units and all other car control units. With over a decade in the business, we are the most reliable source when it comes to programming services for replacement engine control modules.","sameAs":["https:\/\/www.fs1inc.com\/","https:\/\/www.facebook.com\/flagshipone\/","https:\/\/www.instagram.com\/flagship_one\/","https:\/\/www.linkedin.com\/company\/fs1inc"],"url":"https:\/\/www.fs1inc.com\/blog\/author\/flagship1inc\/"}]}},"_links":{"self":[{"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/posts\/518411","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/comments?post=518411"}],"version-history":[{"count":0,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/posts\/518411\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/media?parent=518411"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/categories?post=518411"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/tags?post=518411"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}