{"id":517098,"date":"2025-12-09T22:54:43","date_gmt":"2025-12-10T03:54:43","guid":{"rendered":"https:\/\/www.fs1inc.com\/blog\/dtc-c0639-brake-pressure-sensor-h-circuitopen\/"},"modified":"2025-12-09T22:54:43","modified_gmt":"2025-12-10T03:54:43","slug":"dtc-c0639-brake-pressure-sensor-h-circuitopen","status":"publish","type":"post","link":"https:\/\/www.fs1inc.com\/blog\/dtc-c0639-brake-pressure-sensor-h-circuitopen\/","title":{"rendered":"C0639 Code Symptoms, Causes, Diagnosis, Repair &#038; Cost Overview"},"content":{"rendered":"<div class=\"container\">\n<section class=\"hero\">\n<div class=\"code-badge\">C0639<\/div>\n<h1>C0639 Code Symptoms, Causes, Diagnosis, Repair &amp; Cost Overview<\/h1>\n<p class=\"hero-subtitle\">\n<\/section>\n<div class=\"quick-summary\">\n<h2>Quick Summary<\/h2>\n<ul>\n<li>C0639 means the Brake Pressure Sensor H circuit is open or shorted. <\/li>\n<li>Drivers notice a soft or firm brake pedal, ABS\/ESC warning lights, and loss of electronic brake\u2011force distribution. <\/li>\n<li>Primary causes are wiring\/connectors, the sensor itself, or a fault in the ABS\/ESC control module. <\/li>\n<li>Diagnosis requires a scan tool, continuity testing, and module communication checks; repair costs $150\u2011$300, replacement $600\u2011$900 plus labor. <\/li>\n<li>When the ABS\/ESC module is damaged, Flagship One provides VIN\u2011matched, pre\u2011programmed replacements with a warranty. <\/li>\n<\/ul>\n<\/div>\n<h3>C0639 Code Symptoms, Causes, and How to Repair Them <\/h3>\n<p>When the high\u2011pressure brake sensor signal disappears, the vehicle\u2019s ABS\/ESC system reacts immediately. Drivers typically feel a change in pedal feel and see warning lamps illuminate. Because braking safety is at stake, early identification of the C0639 condition is essential.<\/p>\n<h3>Symptoms <\/h3>\n<ul>\n<li><strong>ABS or ESC warning lamp illuminated<\/strong> (steady or flashing). <\/li>\n<li><strong>Brake pedal feels unusually soft, spongy, or overly firm<\/strong> compared with normal operation. <\/li>\n<li><strong>Electronic brake\u2011force distribution (EBD) or traction\u2011control assistance disabled<\/strong>, often indicated by a separate indicator on the dash. <\/li>\n<li><strong>Reduced braking performance<\/strong> during hard stops; the vehicle may require a longer distance to stop. <\/li>\n<li><strong>Intermittent loss of stability\u2011control assistance<\/strong> when the fault appears and disappears, leading to inconsistent handling. <\/li>\n<\/ul>\n<h3>Why Brake Pressure Sensor H Circuit Problems Occur <\/h3>\n<h4>Faulty Sensor or Internal Circuit Failure <\/h4>\n<p>The Brake Pressure Sensor H monitors hydraulic pressure on the master cylinder\u2019s high\u2011pressure side. Internal wire breakage, moisture ingress, or a burned sensor element can open the circuit, sending a zero\u2011pressure reading to the ABS\/ESC module.<\/p>\n<h4>Wiring Harness Damage or Corroded Connectors <\/h4>\n<p>The sensor\u2019s signal travels through a dedicated wire pair. Chafing, rodent damage, or corrosion at the connector can create an open circuit or short to ground, triggering C0639. Pin\u2011to\u2011pin resistance often exceeds the 0\u2011\u03a9 specification, causing the module to flag a fault.<\/p>\n<h4>ABS\/ESC Control Module Communication Failure <\/h4>\n<p>Even with a healthy sensor and wiring, the ABS\/ESC module may fail to interpret the signal due to a corrupted microcontroller, damaged input driver, or software glitch. In such cases the module reports an \u201copen\u201d condition because it never receives a valid voltage level.<\/p>\n<h4>After\u2011market Calibration or Software Mismatch <\/h4>\n<p>If the vehicle\u2019s electronic brake system has been re\u2011programmed or an aftermarket control unit installed without proper calibration, the module may misinterpret the sensor voltage range, generating a false C0639 code.<\/p>\n<h4>Environmental Factors <\/h4>\n<p>Extreme temperature cycles can expand and contract connector housings, leading to intermittent contact loss. Water intrusion in the sensor cavity can also short the circuit to ground. <\/p>\n<h3>Diagnostic and Repair Procedures <\/h3>\n<ol>\n<li><strong>Retrieve the Code with a Professional Scan Tool<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; Connect a dealer\u2011level or OBD\u2011II scan tool that can access the ABS\/ESC module. Verify that C0639 is present and note any related codes (e.g., C0638 for the low\u2011pressure sensor). <\/p>\n<ol>\n<li><strong>Inspect Wiring and Connectors<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; Visually examine the sensor harness from the master cylinder to the ABS\/ESC module. Look for frayed insulation, burnt spots, or moisture. <\/p>\n<p> &#8211; Disconnect the sensor plug and perform a continuity test on the H\u2011circuit wire. Resistance should be &lt; 1 \u03a9; an open reading indicates a break. <\/p>\n<ol>\n<li><strong>Test the Sensor Output<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; With the brake pedal depressed, measure the sensor voltage at the connector. A healthy H sensor typically outputs 0.5 V (no pressure) to ~5 V (full pressure). <\/p>\n<p> &#8211; Compare readings against the manufacturer\u2019s specification. A constant 0 V or 5 V suggests an open or shorted sensor. <\/p>\n<ol>\n<li><strong>Module Communication Check<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; Use the scan tool to command a live data stream from the ABS\/ESC module. Verify that the sensor signal is being received. <\/p>\n<p> &#8211; Perform a bidirectional test (if supported) to send a simulated pressure signal to the module; a lack of response points to a module input failure. <\/p>\n<ol>\n<li><strong>Repair Options<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; <strong>Wiring\/Connector Repair:<\/strong> Replace damaged sections, clean corroded pins, and apply dielectric grease. Typical labor $80\u2011$150. <\/p>\n<p> &#8211; <strong>Sensor Replacement:<\/strong> Install a new Brake Pressure Sensor H (OEM\u2011specified). Parts $120\u2011$250; labor $100\u2011$150. <\/p>\n<p> &#8211; <strong>Module Repair:<\/strong> If the input driver is damaged, a qualified shop may re\u2011ball the PCB. Repair costs $200\u2011$400, but reliability is lower than replacement. <\/p>\n<ol>\n<li><strong>Re\u2011programming or Calibration<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; After any hardware change, clear the code and perform a module relearn procedure. The scan tool will guide the technician through brake pedal calibration cycles. <\/p>\n<ol>\n<li><strong>Verification<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; Conduct a road test, applying moderate and hard braking while monitoring ABS\/ESC activity. Confirm that warning lamps remain off and pedal feel is normal. <\/p>\n<p><strong>Typical cost breakdown<\/strong> <\/p>\n<ul>\n<li>Diagnosis (scan tool + labor): $150\u2011$300 <\/li>\n<li>Wiring repair: $80\u2011$150 <\/li>\n<li>Sensor replacement: $220\u2011$400 total <\/li>\n<li>Module repair: $200\u2011$400 <\/li>\n<li>Full module replacement (including programming): $600\u2011$900 plus $200\u2011$300 labor <\/li>\n<\/ul>\n<h3>When Replacement Makes Sense <\/h3>\n<p>If continuity testing shows an intact sensor and wiring, yet the ABS\/ESC module still reports an open circuit, the module\u2019s input circuitry is likely compromised. Repeated repairs on the sensor or harness will not resolve a defective control unit, and the risk of intermittent brake\u2011system warnings remains high.<\/p>\n<p>Modern control modules are complex and integrated with vehicle security and immobilizer systems. Choosing a replacement isn\u2019t only about the hardware\u2014it\u2019s about correct programming and compatibility. <strong>Flagship One specializes in VIN\u2011matched control modules, providing a plug\u2011and\u2011drive solution backed by warranty.<\/strong> Their units are pre\u2011programmed to the exact software version required for your vehicle, eliminating dealer\u2011only re\u2011coding steps and reducing downtime. When a replacement ABS\/ESC module is needed, sourcing it from Flagship One ensures the module communicates flawlessly with all safety\u2011critical systems. <\/p>\n<h3>Preventive Maintenance <\/h3>\n<ul>\n<li><strong>Regular Visual Inspection:<\/strong> Every 12 months, check the brake\u2011pressure sensor harness for signs of wear, especially near the master cylinder and ABS\/ESC module. <\/li>\n<li><strong>Connector Care:<\/strong> Apply dielectric grease to sensor plugs during service to repel moisture and corrosion. <\/li>\n<li><strong>Brake Fluid Maintenance:<\/strong> Replace fluid at the manufacturer\u2019s interval (typically every 2 years or 24 k mi). Fresh fluid reduces the chance of moisture reaching the sensor cavity. <\/li>\n<li><strong>Corrosion Protection:<\/strong> If you operate in salty or humid environments, wash the under\u2011carriage and brake components regularly; dry the area before re\u2011assembly. <\/li>\n<li><strong>Software Updates:<\/strong> Keep the ABS\/ESC module firmware current. Manufacturers release updates that refine sensor calibration and improve fault detection thresholds. <\/li>\n<\/ul>\n<p>By maintaining clean wiring, protecting connectors, and staying current with fluid and software recommendations, you lower the probability of a C0639 fault developing.<\/p>\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 class=\"content-section\">\n<h2>Frequently Asked Questions<\/h2>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Brake pedal feels soft or ABS light on your vehicle? C0639 Brake Pressure Sensor H circuit\/open threatens braking safety. Scan and replace sensor now.<\/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-517098","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>C0639 Code Symptoms, Causes, Diagnosis, Repair &amp; Cost Overview - 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-c0639-brake-pressure-sensor-h-circuitopen\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C0639 Code Symptoms, Causes, Diagnosis, Repair &amp; Cost Overview - Flagship One Blog\" \/>\n<meta property=\"og:description\" content=\"Brake pedal feels soft or ABS light on your vehicle? C0639 Brake Pressure Sensor H circuit\/open threatens braking safety. Scan and replace sensor now.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.fs1inc.com\/blog\/dtc-c0639-brake-pressure-sensor-h-circuitopen\/\" \/>\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=\"2025-12-10T03:54:43+00:00\" \/>\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-c0639-brake-pressure-sensor-h-circuitopen\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-c0639-brake-pressure-sensor-h-circuitopen\\\/\"},\"author\":{\"name\":\"FlagshipOne\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#\\\/schema\\\/person\\\/a3cf463514bd03eb7656953ef8f75700\"},\"headline\":\"C0639 Code Symptoms, Causes, Diagnosis, Repair &#038; Cost Overview\",\"datePublished\":\"2025-12-10T03:54:43+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-c0639-brake-pressure-sensor-h-circuitopen\\\/\"},\"wordCount\":1121,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#organization\"},\"articleSection\":[\"Auto News\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-c0639-brake-pressure-sensor-h-circuitopen\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-c0639-brake-pressure-sensor-h-circuitopen\\\/\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-c0639-brake-pressure-sensor-h-circuitopen\\\/\",\"name\":\"C0639 Code Symptoms, Causes, Diagnosis, Repair & Cost Overview - Flagship One Blog\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#website\"},\"datePublished\":\"2025-12-10T03:54:43+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-c0639-brake-pressure-sensor-h-circuitopen\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-c0639-brake-pressure-sensor-h-circuitopen\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-c0639-brake-pressure-sensor-h-circuitopen\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"C0639 Code Symptoms, Causes, Diagnosis, Repair &#038; Cost Overview\"}]},{\"@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":"C0639 Code Symptoms, Causes, Diagnosis, Repair & Cost Overview - 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-c0639-brake-pressure-sensor-h-circuitopen\/","og_locale":"en_US","og_type":"article","og_title":"C0639 Code Symptoms, Causes, Diagnosis, Repair & Cost Overview - Flagship One Blog","og_description":"Brake pedal feels soft or ABS light on your vehicle? C0639 Brake Pressure Sensor H circuit\/open threatens braking safety. Scan and replace sensor now.","og_url":"https:\/\/www.fs1inc.com\/blog\/dtc-c0639-brake-pressure-sensor-h-circuitopen\/","og_site_name":"Flagship One Blog","article_publisher":"https:\/\/www.facebook.com\/flagshipone","article_author":"https:\/\/www.facebook.com\/flagshipone\/","article_published_time":"2025-12-10T03:54:43+00:00","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-c0639-brake-pressure-sensor-h-circuitopen\/#article","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-c0639-brake-pressure-sensor-h-circuitopen\/"},"author":{"name":"FlagshipOne","@id":"https:\/\/www.fs1inc.com\/blog\/#\/schema\/person\/a3cf463514bd03eb7656953ef8f75700"},"headline":"C0639 Code Symptoms, Causes, Diagnosis, Repair &#038; Cost Overview","datePublished":"2025-12-10T03:54:43+00:00","mainEntityOfPage":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-c0639-brake-pressure-sensor-h-circuitopen\/"},"wordCount":1121,"commentCount":0,"publisher":{"@id":"https:\/\/www.fs1inc.com\/blog\/#organization"},"articleSection":["Auto News"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.fs1inc.com\/blog\/dtc-c0639-brake-pressure-sensor-h-circuitopen\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.fs1inc.com\/blog\/dtc-c0639-brake-pressure-sensor-h-circuitopen\/","url":"https:\/\/www.fs1inc.com\/blog\/dtc-c0639-brake-pressure-sensor-h-circuitopen\/","name":"C0639 Code Symptoms, Causes, Diagnosis, Repair & Cost Overview - Flagship One Blog","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/#website"},"datePublished":"2025-12-10T03:54:43+00:00","breadcrumb":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-c0639-brake-pressure-sensor-h-circuitopen\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.fs1inc.com\/blog\/dtc-c0639-brake-pressure-sensor-h-circuitopen\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.fs1inc.com\/blog\/dtc-c0639-brake-pressure-sensor-h-circuitopen\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.fs1inc.com\/blog\/"},{"@type":"ListItem","position":2,"name":"C0639 Code Symptoms, Causes, Diagnosis, Repair &#038; Cost Overview"}]},{"@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\/517098","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=517098"}],"version-history":[{"count":0,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/posts\/517098\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/media?parent=517098"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/categories?post=517098"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/tags?post=517098"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}