{"id":518525,"date":"2025-12-10T20:53:23","date_gmt":"2025-12-11T01:53:23","guid":{"rendered":"https:\/\/www.fs1inc.com\/blog\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\/"},"modified":"2025-12-10T20:53:23","modified_gmt":"2025-12-11T01:53:23","slug":"dtc-p2542-low-pressure-fuel-system-sensor-circuit-high","status":"publish","type":"post","link":"https:\/\/www.fs1inc.com\/blog\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\/","title":{"rendered":"P2542 Code Symptoms, Causes, Diagnosis, and Repair Costs Guide"},"content":{"rendered":"<div class=\"container\">\n<section class=\"hero\">\n<div class=\"code-badge\">P2542<\/div>\n<h1>P2542 Code Symptoms, Causes, Diagnosis, and Repair Costs Guide<\/h1>\n<p class=\"hero-subtitle\">\n<\/section>\n<div class=\"quick-summary\">\n<h2>Quick Summary<\/h2>\n<ul>\n<li>**Code definition:** P2542 \u2013 Low Pressure Fuel System Sensor Circuit High <\/li>\n<li>**Typical warning:** Check\u2011engine light illuminated; may see hard start or reduced power <\/li>\n<li>**Root causes:** Sensor\u2011circuit short, wiring fault, or control\u2011module voltage\u2011regulation failure <\/li>\n<li>**First\u2011step diagnosis:** Scan, verify voltage on the low\u2011pressure fuel sensor, and test module communication <\/li>\n<li>**Replacement range:** $600\u2011$900 for the module plus $200\u2011$300 labor; Flagship One provides VIN\u2011matched, pre\u2011programmed units <\/li>\n<\/ul>\n<\/div>\n<h3>P2542 Code: Symptoms, Causes, and How to Fix It <\/h3>\n<p>Drivers who encounter a P2542 code usually notice a check\u2011engine light that appears suddenly, often accompanied by a rough start or a noticeable loss of power when the throttle is opened. The engine may feel \u201climp\u201d as the control module limits fuel delivery to protect the low\u2011pressure fuel rail. In some cases the vehicle will not start at all until the fault is cleared or the underlying issue is resolved. Because the fault is tied to the low\u2011pressure fuel\u2011system sensor circuit, the engine\u2019s ability to maintain proper fuel pressure can be compromised, leading to intermittent stalls or a failure to accelerate normally.<\/p>\n<h2>Symptoms <\/h2>\n<ul>\n<li><strong>Check\u2011engine lamp<\/strong> solid or flashing, stored as P2542 <\/li>\n<li><strong>Hard start<\/strong> or delayed ignition, especially after the engine has been off for a few minutes <\/li>\n<li><strong>Reduced acceleration<\/strong>; the vehicle may enter a limp\u2011mode that limits RPM and torque <\/li>\n<li><strong>Engine stall<\/strong> at low speeds or when coasting, caused by sudden fuel\u2011delivery cut\u2011off <\/li>\n<li><strong>Intermittent power loss<\/strong> that appears and disappears as the sensor voltage fluctuates <\/li>\n<\/ul>\n<p>These signs are the most common ways drivers become aware that the low\u2011pressure fuel system sensor circuit is reporting a high voltage condition.<\/p>\n<h2>Why This Happens <\/h2>\n<h3>Wiring Short to Sensor <\/h3>\n<p>The low\u2011pressure fuel\u2011system sensor is wired to the control module through a high\u2011temperature\u2011rated harness. If the harness is damaged\u2014by abrasion, corrosion, or a pinched connector\u2014a short to ground or to the power rail can force the sensor voltage above the module\u2019s acceptable range, triggering P2542.<\/p>\n<h3>Low\u2011Pressure Fuel\u2011System Sensor Fault <\/h3>\n<p>The sensor itself contains a resistive element that varies with fuel pressure. Internal failure (e.g., a broken resistive coil) can cause the sensor to output a voltage that the module interprets as \u201chigh.\u201d While the sensor is a component, the fault often manifests as a communication error that the module must interpret and act upon.<\/p>\n<h3>Control\u2011Module Voltage\u2011Regulation Failure <\/h3>\n<p>Modern control modules include internal voltage\u2011regulation circuits that condition sensor inputs. A malfunction in this regulator can misread a normal sensor voltage as high, generating the P2542 code even though the sensor and wiring are intact.<\/p>\n<h3>Faulty Control\u2011Module Communication <\/h3>\n<p>The module\u2019s CAN\u2011bus interface may develop a fault that corrupts the sensor data stream. A high\u2011voltage reading can be the symptom of a broader communication breakdown, meaning the module is unable to correctly negotiate sensor data with the rest of the vehicle network.<\/p>\n<h2>Diagnostic and Repair Procedures <\/h2>\n<ol>\n<li><strong>Retrieve the code<\/strong> with a professional OBD\u2011II scanner capable of reading manufacturer\u2011specific data. Confirm that P2542 is present and note any accompanying codes, which may hint at wiring or communication issues.\n<\/li>\n<li><strong>Perform a live\u2011data scan<\/strong> of the low\u2011pressure fuel\u2011system sensor voltage. The specification is typically 0.5 V\u20134.5 V; any reading consistently above 4.5 V indicates a high\u2011circuit condition.\n<\/li>\n<li><strong>Inspect the wiring harness<\/strong> for signs of wear, chafing, or connector corrosion. Use a multimeter to check continuity between the sensor terminal and the module input, and verify there is no short to ground or to the battery voltage.\n<\/li>\n<li><strong>Test sensor resistance<\/strong> (if the service manual provides a reference value). A wildly out\u2011of\u2011range resistance confirms a sensor defect, but remember the module must still be able to interpret the signal correctly.\n<\/li>\n<li><strong>Run a module communication test<\/strong> via the scanner. Many tools can command a \u201cmodule self\u2011test\u201d that checks the internal voltage\u2011regulation circuitry and CAN\u2011bus integrity. Failure here points to the control module rather than external components.\n<\/li>\n<li><strong>Reprogram or update the module<\/strong> if the scan reveals outdated software or known calibration errors related to the low\u2011pressure fuel system. Re\u2011flashing typically costs $150\u2011$250 and can resolve false\u2011high readings caused by software bugs.\n<\/li>\n<li><strong>Repair or replace wiring<\/strong> if a short is found. Replace damaged sections with OEM\u2011spec wire and re\u2011torque connectors per the service manual.\n<\/li>\n<li><strong>Replace the sensor<\/strong> only after confirming that wiring and module communication are sound. A new sensor should be paired with a calibrated module; otherwise the high\u2011voltage condition may recur.\n<\/li>\n<li><strong>If the module fails the self\u2011test<\/strong> or the voltage\u2011regulation circuit is defective, replace the control module. Replacement units are $600\u2011$900 plus $200\u2011$300 labor.\n<\/li>\n<\/ol>\n<p>All steps should be documented, and after any repair the scanner must be used to clear the code and verify that it does not return after a drive cycle.<\/p>\n<h2>When Replacement Makes More Sense Than Repair <\/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>In many cases a shorted sensor circuit or a damaged wire can be repaired, but when the control module\u2019s internal voltage\u2011regulation or communication circuitry is compromised, repair is often temporary. Repeated failures indicate that the module\u2019s printed\u2011circuit board has sustained damage that cannot be reliably restored.<\/p>\n<p><strong>Flagship One specializes in VIN\u2011matched control modules, providing a plug\u2011and\u2011drive solution backed by a warranty. Modern control modules are integrated with security, immobilizer, and emission\u2011control functions, so correct programming is as critical as the hardware itself. By sourcing a replacement that is pre\u2011programmed to your vehicle\u2019s VIN, you eliminate the need for dealer\u2011only re\u2011coding and reduce the risk of incompatibility.<\/strong> <\/p>\n<h2>Preventive Maintenance <\/h2>\n<ul>\n<li><strong>Inspect fuel\u2011system wiring<\/strong> during routine under\u2011hood checks, especially after exposure to heat shields or moving components. Replace any cracked or frayed harnesses before they can short. <\/li>\n<li><strong>Keep connector terminals clean<\/strong>; moisture and corrosion are common causes of intermittent high\u2011voltage readings. Use dielectric grease on sensor plugs when reinstalling. <\/li>\n<li><strong>Update module software<\/strong> at the manufacturer\u2019s recommended intervals. Many OEMs release calibration patches that improve sensor interpretation and CAN\u2011bus robustness. <\/li>\n<li><strong>Monitor fuel\u2011system pressure<\/strong> with a scan tool during regular service. Early detection of abnormal sensor trends can prompt a wiring inspection before a fault code appears. <\/li>\n<li><strong>Avoid aftermarket sensor replacements<\/strong> unless they are OEM\u2011qualified and come with a calibrated module, as mismatched sensor outputs can stress the control module\u2019s voltage\u2011regulation circuits.<\/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>Low Pressure Fuel System Sensor Circuit High on your vehicle can cause fuel starvation and engine shutdown\u2014scan P2542, test sensor, reprogram\/replace.<\/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-518525","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>P2542 Code Symptoms, Causes, Diagnosis, and Repair Costs 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-p2542-low-pressure-fuel-system-sensor-circuit-high\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P2542 Code Symptoms, Causes, Diagnosis, and Repair Costs Guide - Flagship One Blog\" \/>\n<meta property=\"og:description\" content=\"Low Pressure Fuel System Sensor Circuit High on your vehicle can cause fuel starvation and engine shutdown\u2014scan P2542, test sensor, reprogram\/replace.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.fs1inc.com\/blog\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\/\" \/>\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=\"2025-12-11T01:53:23+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=\"6 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-p2542-low-pressure-fuel-system-sensor-circuit-high\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\\\/\"},\"author\":{\"name\":\"FlagshipOne\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#\\\/schema\\\/person\\\/a3cf463514bd03eb7656953ef8f75700\"},\"headline\":\"P2542 Code Symptoms, Causes, Diagnosis, and Repair Costs Guide\",\"datePublished\":\"2025-12-11T01:53:23+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\\\/\"},\"wordCount\":1131,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\\\/#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-p2542-low-pressure-fuel-system-sensor-circuit-high\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\\\/\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\\\/\",\"name\":\"P2542 Code Symptoms, Causes, Diagnosis, and Repair Costs Guide - Flagship One Blog\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/fs1inc_logo2-scaled.jpg\",\"datePublished\":\"2025-12-11T01:53:23+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\\\/#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-p2542-low-pressure-fuel-system-sensor-circuit-high\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"P2542 Code Symptoms, Causes, Diagnosis, and Repair Costs 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":"P2542 Code Symptoms, Causes, Diagnosis, and Repair Costs 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-p2542-low-pressure-fuel-system-sensor-circuit-high\/","og_locale":"en_US","og_type":"article","og_title":"P2542 Code Symptoms, Causes, Diagnosis, and Repair Costs Guide - Flagship One Blog","og_description":"Low Pressure Fuel System Sensor Circuit High on your vehicle can cause fuel starvation and engine shutdown\u2014scan P2542, test sensor, reprogram\/replace.","og_url":"https:\/\/www.fs1inc.com\/blog\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\/","og_site_name":"Flagship One Blog","article_publisher":"https:\/\/www.facebook.com\/flagshipone","article_author":"https:\/\/www.facebook.com\/flagshipone\/","article_published_time":"2025-12-11T01:53:23+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":"6 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\/#article","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\/"},"author":{"name":"FlagshipOne","@id":"https:\/\/www.fs1inc.com\/blog\/#\/schema\/person\/a3cf463514bd03eb7656953ef8f75700"},"headline":"P2542 Code Symptoms, Causes, Diagnosis, and Repair Costs Guide","datePublished":"2025-12-11T01:53:23+00:00","mainEntityOfPage":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\/"},"wordCount":1131,"commentCount":0,"publisher":{"@id":"https:\/\/www.fs1inc.com\/blog\/#organization"},"image":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\/#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-p2542-low-pressure-fuel-system-sensor-circuit-high\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\/","url":"https:\/\/www.fs1inc.com\/blog\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\/","name":"P2542 Code Symptoms, Causes, Diagnosis, and Repair Costs Guide - Flagship One Blog","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\/#primaryimage"},"image":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\/#primaryimage"},"thumbnailUrl":"https:\/\/www.fs1inc.com\/blog\/wp-content\/uploads\/2025\/12\/fs1inc_logo2-scaled.jpg","datePublished":"2025-12-11T01:53:23+00:00","breadcrumb":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.fs1inc.com\/blog\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2542-low-pressure-fuel-system-sensor-circuit-high\/#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-p2542-low-pressure-fuel-system-sensor-circuit-high\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.fs1inc.com\/blog\/"},{"@type":"ListItem","position":2,"name":"P2542 Code Symptoms, Causes, Diagnosis, and Repair Costs 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\/518525","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=518525"}],"version-history":[{"count":0,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/posts\/518525\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/media?parent=518525"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/categories?post=518525"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/tags?post=518525"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}