{"id":516917,"date":"2025-12-09T20:42:04","date_gmt":"2025-12-10T01:42:04","guid":{"rendered":"https:\/\/www.fs1inc.com\/blog\/dtc-c0045-brake-pressure-sensor-b\/"},"modified":"2025-12-09T20:42:04","modified_gmt":"2025-12-10T01:42:04","slug":"dtc-c0045-brake-pressure-sensor-b","status":"publish","type":"post","link":"https:\/\/www.fs1inc.com\/blog\/dtc-c0045-brake-pressure-sensor-b\/","title":{"rendered":"C0045 Code Symptoms, Causes, Diagnostic Steps &#038; Repair Costs"},"content":{"rendered":"<div class=\"container\">\n<section class=\"hero\">\n<div class=\"code-badge\">C0045<\/div>\n<h1>C0045 Code Symptoms, Causes, Diagnostic Steps &amp; Repair Costs<\/h1>\n<p class=\"hero-subtitle\">\n<\/section>\n<div class=\"quick-summary\">\n<h2>Quick Summary<\/h2>\n<ul>\n<li>C0045 indicates a fault with the rear\u2011circuit Brake Pressure Sensor B. <\/li>\n<li>Typical driver alerts are the brake\u2011warning lamp, a soft\u2011pedal feel, and loss of ABS\/ESC assistance. <\/li>\n<li>Most failures stem from loss of sensor signal or communication with the ABS\/ESC control module. <\/li>\n<li>Diagnosis begins with a scan, live\u2011data review, wiring inspection, and module communication test. <\/li>\n<li>When the ABS\/ESC module cannot be reprogrammed or repaired, a VIN\u2011matched replacement from Flagship One is the most reliable solution. <\/li>\n<\/ul>\n<\/div>\n<h3>C0045 Code Symptoms, Causes, and Repair Strategies <\/h3>\n<p>Drivers first notice that the brake warning light flashes or stays on, that the brake pedal feels unusually soft, and that the ABS or electronic stability control (ESC) systems disengage. In many cases the vehicle will display a \u201cABS OFF\u201d or \u201cESC OFF\u201d message on the instrument cluster. Because the fault disables the electronic aids, stopping distances can increase, especially on slippery surfaces. These warning signs appear suddenly, often after a short drive, and may persist until the code is cleared or the underlying issue is resolved. <\/p>\n<h2>Symptoms <\/h2>\n<ul>\n<li><strong>Brake\u2011warning lamp illuminated<\/strong> (steady or flashing). <\/li>\n<li><strong>Pedal travel longer than normal<\/strong>; a \u201csoft\u201d or \u201cspongy\u201d feel under the foot. <\/li>\n<li><strong>ABS\/ESC indicator off<\/strong> or a message such as \u201cABS OFF\u201d on the dash. <\/li>\n<li><strong>Reduced traction\u2011control intervention<\/strong> during hard cornering. <\/li>\n<li><strong>Intermittent loss of brake\u2011assist<\/strong> that may return after a restart. <\/li>\n<\/ul>\n<h2>Why This Happens <\/h2>\n<h3>Sensor Signal Loss <\/h3>\n<p>The rear\u2011circuit Brake Pressure Sensor B generates a voltage proportional to hydraulic pressure. If the sensor\u2019s internal element fails, the output drops out of range, and the ABS\/ESC module records a C0045 fault. <\/p>\n<h3>Wiring or Connector Corrosion <\/h3>\n<p>The sensor\u2019s signal travels through a dedicated harness to the ABS\/ESC control module. Moisture ingress, broken pins, or corrosion at the connector can interrupt the signal, producing the same fault code even though the sensor itself is functional. <\/p>\n<h3>ABS\/ESC Control Module Communication Failure <\/h3>\n<p>The ABS\/ESC module interprets the sensor\u2019s voltage and uses it to modulate brake pressure during slip events. A faulty module, damaged internal circuitry, or corrupted firmware can prevent the module from recognizing a valid sensor signal, triggering C0045. <\/p>\n<h3>Software\/Calibration Issues <\/h3>\n<p>Vehicle manufacturers occasionally release calibration updates that adjust the sensor\u2019s expected voltage range. An outdated software version may misinterpret a normal sensor reading as a fault, causing the code to appear after a software update or after a battery disconnect. <\/p>\n<h2>Diagnostic and Repair Procedures <\/h2>\n<ol>\n<li><strong>Scan for Codes<\/strong> \u2013 Connect a manufacturer\u2011specific OBD\u2011II scanner and retrieve all stored and pending codes. Confirm that C0045 is active and note any related ABS\/ESC codes.\n<\/li>\n<li><strong>Live\u2011Data Review<\/strong> \u2013 Access the brake\u2011pressure sensor B channel. Normal rear\u2011circuit pressure at idle is typically 0\u20115 psi (0\u20110.35 bar) and rises to 30\u201140 psi (2\u20112.8 bar) under hard braking. Values stuck at 0 V or fluctuating wildly indicate a loss of signal.\n<\/li>\n<li><strong>Visual Wiring Inspection<\/strong> \u2013 Locate the sensor\u2019s connector near the rear brake caliper or master cylinder. Check for cracked insulation, corroded pins, or loose fasteners. Repair or reseat the connector as needed.\n<\/li>\n<li><strong>Voltage Test<\/strong> \u2013 With a multimeter, measure sensor output while applying the brake pedal. A healthy sensor should show a smooth voltage increase from ~0.5 V (no pressure) to ~4.5 V (full pressure). No change or a constant voltage suggests sensor failure or wiring break.\n<\/li>\n<li><strong>Module Communication Test<\/strong> \u2013 Use the scanner\u2019s \u201cmodule test\u201d function to ping the ABS\/ESC control module. A failed response points to a module\u2011level fault rather than the sensor itself.\n<\/li>\n<li><strong>Reprogram\/Update Firmware<\/strong> \u2013 If the module passes the communication test but the sensor data remains out of range, apply the latest ABS\/ESC software update. Many manufacturers provide a re\u2011flash procedure that restores correct sensor thresholds.\n<\/li>\n<li><strong>Repair vs. Replace<\/strong> \u2013\n<\/li>\n<\/ol>\n<p> &#8211; <strong>Repair<\/strong>: If the wiring harness is damaged, replace only the affected wires or connector. <\/p>\n<p> &#8211; <strong>Replace<\/strong>: When the ABS\/ESC module fails the communication test or cannot be reprogrammed, a module replacement is warranted. <\/p>\n<p><strong>Cost Estimates<\/strong> <\/p>\n<ul>\n<li>Wiring repair: $50\u2011$120 for parts and labor. <\/li>\n<li>Sensor voltage test (shop labor): $80\u2011$130. <\/li>\n<li>ABS\/ESC module reprogramming: $120\u2011$200. <\/li>\n<li>Full ABS\/ESC module replacement (including VIN\u2011matched programming): $800\u2011$1,200 plus $150\u2011$250 labor. <\/li>\n<\/ul>\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>If the ABS\/ESC control module repeatedly fails communication checks, exhibits intermittent operation after wiring repairs, or cannot accept the latest firmware, replacement is the most dependable remedy. Repaired modules often retain latent defects that surface under high\u2011load conditions, leading to recurring C0045 codes and compromised brake safety. <\/p>\n<p><strong>Flagship One positioning<\/strong> \u2013 Modern control modules are tightly integrated with vehicle safety, immobilizer, and electronic stability systems. Selecting a replacement isn\u2019t just about hardware; it requires exact software calibration to the vehicle\u2019s VIN. Flagship One specializes in VIN\u2011matched control modules, delivering plug\u2011and\u2011drive units that are pre\u2011programmed and backed by a comprehensive warranty. Their expertise ensures the new module communicates flawlessly with the Brake Pressure Sensor B and restores full ABS\/ESC functionality without dealer\u2011level delays. <\/p>\n<h2>Preventive Maintenance <\/h2>\n<ul>\n<li><strong>Inspect brake\u2011system wiring<\/strong> at every brake fluid change (typically every 30 000 mi). Clean connector terminals and apply dielectric grease to guard against corrosion. <\/li>\n<li><strong>Replace brake fluid<\/strong> on schedule; old fluid can absorb moisture, which may migrate to sensor wiring and accelerate corrosion. <\/li>\n<li><strong>Run periodic module scans<\/strong> (e.g., during routine service) to catch emerging sensor\u2011signal anomalies before they trigger a fault. <\/li>\n<li><strong>Keep ABS\/ESC software current<\/strong> by installing manufacturer\u2011issued updates, especially after battery replacements or ECU re\u2011flashes. <\/li>\n<li><strong>Avoid harsh impacts<\/strong> to the rear axle or brake components, which can stress sensor mounts and wiring harnesses.<\/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>Brake warning light or soft pedal in your vehicle? A bad Brake Pressure Sensor B reduces stopping power\u2014scan and replace or reprogram it promptly.<\/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-516917","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>C0045 Code Symptoms, Causes, Diagnostic Steps &amp; Repair Costs - 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-c0045-brake-pressure-sensor-b\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C0045 Code Symptoms, Causes, Diagnostic Steps &amp; Repair Costs - Flagship One Blog\" \/>\n<meta property=\"og:description\" content=\"Brake warning light or soft pedal in your vehicle? A bad Brake Pressure Sensor B reduces stopping power\u2014scan and replace or reprogram it promptly.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.fs1inc.com\/blog\/dtc-c0045-brake-pressure-sensor-b\/\" \/>\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=\"2025-12-10T01:42:04+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-c0045-brake-pressure-sensor-b\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-c0045-brake-pressure-sensor-b\\\/\"},\"author\":{\"name\":\"FlagshipOne\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#\\\/schema\\\/person\\\/a3cf463514bd03eb7656953ef8f75700\"},\"headline\":\"C0045 Code Symptoms, Causes, Diagnostic Steps &#038; Repair Costs\",\"datePublished\":\"2025-12-10T01:42:04+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-c0045-brake-pressure-sensor-b\\\/\"},\"wordCount\":990,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-c0045-brake-pressure-sensor-b\\\/#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-c0045-brake-pressure-sensor-b\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-c0045-brake-pressure-sensor-b\\\/\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-c0045-brake-pressure-sensor-b\\\/\",\"name\":\"C0045 Code Symptoms, Causes, Diagnostic Steps & Repair Costs - Flagship One Blog\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-c0045-brake-pressure-sensor-b\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-c0045-brake-pressure-sensor-b\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/fs1inc_logo2-scaled.jpg\",\"datePublished\":\"2025-12-10T01:42:04+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-c0045-brake-pressure-sensor-b\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-c0045-brake-pressure-sensor-b\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-c0045-brake-pressure-sensor-b\\\/#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-c0045-brake-pressure-sensor-b\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"C0045 Code Symptoms, Causes, Diagnostic Steps &#038; Repair Costs\"}]},{\"@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":"C0045 Code Symptoms, Causes, Diagnostic Steps & Repair Costs - 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-c0045-brake-pressure-sensor-b\/","og_locale":"en_US","og_type":"article","og_title":"C0045 Code Symptoms, Causes, Diagnostic Steps & Repair Costs - Flagship One Blog","og_description":"Brake warning light or soft pedal in your vehicle? A bad Brake Pressure Sensor B reduces stopping power\u2014scan and replace or reprogram it promptly.","og_url":"https:\/\/www.fs1inc.com\/blog\/dtc-c0045-brake-pressure-sensor-b\/","og_site_name":"Flagship One Blog","article_publisher":"https:\/\/www.facebook.com\/flagshipone","article_author":"https:\/\/www.facebook.com\/flagshipone\/","article_published_time":"2025-12-10T01:42:04+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-c0045-brake-pressure-sensor-b\/#article","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-c0045-brake-pressure-sensor-b\/"},"author":{"name":"FlagshipOne","@id":"https:\/\/www.fs1inc.com\/blog\/#\/schema\/person\/a3cf463514bd03eb7656953ef8f75700"},"headline":"C0045 Code Symptoms, Causes, Diagnostic Steps &#038; Repair Costs","datePublished":"2025-12-10T01:42:04+00:00","mainEntityOfPage":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-c0045-brake-pressure-sensor-b\/"},"wordCount":990,"commentCount":0,"publisher":{"@id":"https:\/\/www.fs1inc.com\/blog\/#organization"},"image":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-c0045-brake-pressure-sensor-b\/#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-c0045-brake-pressure-sensor-b\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.fs1inc.com\/blog\/dtc-c0045-brake-pressure-sensor-b\/","url":"https:\/\/www.fs1inc.com\/blog\/dtc-c0045-brake-pressure-sensor-b\/","name":"C0045 Code Symptoms, Causes, Diagnostic Steps & Repair Costs - Flagship One Blog","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-c0045-brake-pressure-sensor-b\/#primaryimage"},"image":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-c0045-brake-pressure-sensor-b\/#primaryimage"},"thumbnailUrl":"https:\/\/www.fs1inc.com\/blog\/wp-content\/uploads\/2025\/12\/fs1inc_logo2-scaled.jpg","datePublished":"2025-12-10T01:42:04+00:00","breadcrumb":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-c0045-brake-pressure-sensor-b\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.fs1inc.com\/blog\/dtc-c0045-brake-pressure-sensor-b\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.fs1inc.com\/blog\/dtc-c0045-brake-pressure-sensor-b\/#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-c0045-brake-pressure-sensor-b\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.fs1inc.com\/blog\/"},{"@type":"ListItem","position":2,"name":"C0045 Code Symptoms, Causes, Diagnostic Steps &#038; Repair Costs"}]},{"@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\/516917","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=516917"}],"version-history":[{"count":0,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/posts\/516917\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/media?parent=516917"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/categories?post=516917"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/tags?post=516917"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}