{"id":518421,"date":"2025-12-10T19:13:58","date_gmt":"2025-12-11T00:13:58","guid":{"rendered":"https:\/\/www.fs1inc.com\/blog\/dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\/"},"modified":"2025-12-10T19:13:58","modified_gmt":"2025-12-11T00:13:58","slug":"dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2","status":"publish","type":"post","link":"https:\/\/www.fs1inc.com\/blog\/dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\/","title":{"rendered":"P2438 Code Symptoms, Causes, Diagnosis and Repair Guide &#038; Cost"},"content":{"rendered":"<div class=\"container\">\n<section class=\"hero\">\n<div class=\"code-badge\">P2438<\/div>\n<h1>P2438 Code Symptoms, Causes, Diagnosis and Repair Guide &amp; Cost<\/h1>\n<p class=\"hero-subtitle\">\n<\/section>\n<div class=\"quick-summary\">\n<h2>Quick Summary<\/h2>\n<ul>\n<li>**Code definition:** P2438 = AIR System Air Flow\/Pressure Sensor Circuit High Bank 2. <\/li>\n<li>**Typical warning:** Check\u2011engine light illuminated; power\u2011train control module may limit engine output. <\/li>\n<li>**Common causes:** Sensor voltage too high, wiring short or open, PCM input\u2011circuit fault, outdated software calibration. <\/li>\n<li>**First\u2011step diagnostics:** Scan for P2438, view live sensor voltage, perform wiring continuity and voltage tests, compare to manufacturer specifications (\u2248 0.5\u20115 V normal). <\/li>\n<li>**Replacement consideration:** If the PCM\/ECU input circuit is damaged or sensor\u2011signal conditioning has failed, a VIN\u2011matched replacement module programmed by Flagship One often restores reliability faster than repeated repairs. <\/li>\n<\/ul>\n<\/div>\n<h3>P2438 Code: Common Symptoms, Likely Causes, and Step\u2011by\u2011Step Repair Guide<\/h3>\n<p>When the power\u2011train control module detects an excessively high voltage from the air\u2011flow\/pressure sensor on bank 2, the check\u2011engine lamp flashes or stays solid and the vehicle may enter a reduced\u2011power or \u201climp\u2011mode\u201d condition. Drivers typically notice the problem immediately because the engine\u2019s response feels abnormal.<\/p>\n<h3>Symptoms<\/h3>\n<ul>\n<li><strong>Check\u2011engine light<\/strong> illuminated (steady or flashing). <\/li>\n<li><strong>Reduced engine output<\/strong> \u2013 acceleration feels sluggish; the vehicle may refuse to exceed 30\u201145 mph. <\/li>\n<li><strong>Erratic idle<\/strong> \u2013 RPMs wander up or down, sometimes causing the engine to stall at a stop. <\/li>\n<li><strong>Throttle\u2011position lag<\/strong> \u2013 the accelerator pedal appears delayed or \u201csoft.\u201d <\/li>\n<li><strong>Fuel\u2011trim anomalies<\/strong> \u2013 OBD\u2011II live data shows unusually high short\u2011term fuel trim (STFT &gt; +20 %). <\/li>\n<\/ul>\n<p>These signs appear as soon as the PCM registers a voltage outside the calibrated range for the bank 2 air\u2011flow\/pressure sensor.<\/p>\n<h3>Why This Happens<\/h3>\n<h4>Faulty Air\u2011Flow\/Pressure Sensor (Bank 2)<\/h4>\n<p>The sensor generates a voltage proportional to the amount of air entering the intake. Internal diaphragm or heater failures can produce a voltage that stays high even when airflow is low, prompting the PCM to set P2438.<\/p>\n<h4>Wiring Harness Damage or Short to Power<\/h4>\n<p>A chafed harness, corroded connector, or exposed wire can create a direct path to the 12 V supply, forcing the sensor circuit voltage upward. Short\u2011to\u2011ground on the opposite side can also produce spurious high\u2011voltage readings.<\/p>\n<h4>PCM\/ECU Input\u2011Circuit Failure<\/h4>\n<p>The PCM\u2019s analog\u2011to\u2011digital converter (ADC) or the dedicated sensor\u2011conditioning board may develop an internal fault, misreading a normal sensor voltage as high. This is an internal module issue rather than a sensor defect.<\/p>\n<h4>Software\/Calibration Mismatch<\/h4>\n<p>After a major engine\u2011control software update, the calibrated voltage range for the bank 2 sensor may shift. If the module\u2019s flash memory still expects the older range, a perfectly healthy sensor can trigger P2438 until the PCM is re\u2011programmed.<\/p>\n<h3>Diagnostic and Repair Procedures<\/h3>\n<ol>\n<li><strong>Retrieve the code and freeze\u2011frame data<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; Connect a compatible OBD\u2011II scanner. Record the exact sensor voltage, engine RPM, and load at the moment P2438 set.<\/p>\n<ol>\n<li><strong>Verify sensor voltage with a multimeter<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; Back\u2011probe the sensor signal wire (bank 2) while the engine is idling. Manufacturer specs usually read 0.5\u20115 V. Anything above 5 V indicates a high\u2011signal condition.<\/p>\n<ol>\n<li><strong>Inspect wiring and connectors<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; Visually examine the harness for cracks, corrosion, or heat damage. Perform continuity checks from the sensor connector to the PCM pin; resistance should be near zero ohms. Check for unintended voltage on the signal wire with the ignition on (no engine running). Presence of 12 V confirms a short.<\/p>\n<ol>\n<li><strong>Test the sensor with a known good unit (if available)<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; Substitute a verified sensor from a comparable vehicle. If the voltage returns to normal, the original sensor is likely defective. <strong>Note:<\/strong> Because the focus is on module\u2011related solutions, a sensor swap should be considered only after confirming wiring integrity and PCM input health.<\/p>\n<ol>\n<li><strong>Run PCM input\u2011circuit diagnostics<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; Many professional scan tools can command a \u201cPCM sensor test.\u201d The tool forces a known voltage onto the sensor input; the PCM should report the same value. A discrepancy points to a PCM\u2011level fault.<\/p>\n<ol>\n<li><strong>Check for software updates<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; Access the manufacturer\u2019s technical service bulletins (TSBs) for the specific model year. If a PCM re\u2011flash is listed for P2438, apply the update using a dealer\u2011level tool or a qualified aftermarket programmer.<\/p>\n<ol>\n<li><strong>Repair or replace the faulty component<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; <strong>Wiring repair:<\/strong> Replace damaged sections, clean corroded pins, apply dielectric grease, and re\u2011torque connectors per service spec. <\/p>\n<p> &#8211; <strong>Sensor replacement:<\/strong> If the sensor is confirmed defective, replace it with a OEM\u2011spec unit. <\/p>\n<p> &#8211; <strong>PCM\/ECU repair or replacement:<\/strong> If the input circuit fails diagnostic testing, consider module repair (board\u2011level component replacement) or full module replacement. <\/p>\n<ol>\n<li><strong>Clear codes and verify<\/strong>\n<\/li>\n<\/ol>\n<p> &#8211; After repairs, clear the DTCs and perform a road test. Re\u2011scan to ensure P2438 does not reappear and that fuel\u2011trim values stay within normal limits (\u00b110 %).<\/p>\n<p><strong>Typical costs<\/strong> <\/p>\n<ul>\n<li>Wiring repair: $50\u2011$150 for labor and materials. <\/li>\n<li>Sensor replacement (including labor): $150\u2011$300. <\/li>\n<li>PCM repair (board\u2011level): $200\u2011$400 plus labor. <\/li>\n<li>PCM replacement (VIN\u2011matched unit, programmed): $600\u2011$900 plus $150\u2011$250 labor.<\/li>\n<\/ul>\n<h3>When Replacement Makes More Sense Than Repair<\/h3>\n<p>If the PCM\u2019s sensor\u2011conditioning circuitry has suffered water intrusion, burnt traces, or repeated voltage spikes, repair attempts often provide only a temporary fix. A fresh, VIN\u2011matched control module eliminates the risk of latent defects and restores full communication with the air\u2011flow system.<\/p>\n<p><strong>Flagship One<\/strong> specializes in VIN\u2011matched control modules, offering plug\u2011and\u2011drive units that are pre\u2011programmed to your vehicle\u2019s specifications. Modern control modules integrate security, immobilizer, and power\u2011train functions, so correct software calibration is essential. By sourcing a replacement from Flagship One, you receive a module that matches your vehicle\u2019s production date and software version, backed by a warranty and ready for installation by a qualified technician.<\/p>\n<h3>Preventive Maintenance<\/h3>\n<ul>\n<li><strong>Regular visual inspection<\/strong> of the air\u2011intake hose and sensor connector during oil changes. Look for oil or coolant leaks that could contaminate the sensor. <\/li>\n<li><strong>Keep the sensor clean<\/strong> using a low\u2011pressure air blast; avoid abrasive cleaners that can damage the sensing element. <\/li>\n<li><strong>Secure wiring harnesses<\/strong> with zip ties and protective sleeves, especially in engine bays prone to heat or moving components. <\/li>\n<li><strong>Update PCM software<\/strong> at recommended service intervals; manufacturers often release calibration tweaks that expand sensor voltage tolerances. <\/li>\n<li><strong>Store the vehicle in a dry environment<\/strong> to reduce the chance of moisture ingress into the PCM or sensor harness.<\/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 class=\"content-section\">\n<h2>Frequently Asked Questions<\/h2>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Air flow sensor high reading on your vehicle? It can trigger limp mode. Scan the AIR system, test Bank 2 sensor, and reprogram or replace it properly.<\/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-518421","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>P2438 Code Symptoms, Causes, Diagnosis and Repair Guide &amp; Cost - 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-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P2438 Code Symptoms, Causes, Diagnosis and Repair Guide &amp; Cost - Flagship One Blog\" \/>\n<meta property=\"og:description\" content=\"Air flow sensor high reading on your vehicle? It can trigger limp mode. Scan the AIR system, test Bank 2 sensor, and reprogram or replace it properly.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.fs1inc.com\/blog\/dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\/\" \/>\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=\"2025-12-11T00:13:58+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=\"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-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\\\/\"},\"author\":{\"name\":\"FlagshipOne\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#\\\/schema\\\/person\\\/a3cf463514bd03eb7656953ef8f75700\"},\"headline\":\"P2438 Code Symptoms, Causes, Diagnosis and Repair Guide &#038; Cost\",\"datePublished\":\"2025-12-11T00:13:58+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\\\/\"},\"wordCount\":1098,\"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-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\\\/\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\\\/\",\"name\":\"P2438 Code Symptoms, Causes, Diagnosis and Repair Guide & Cost - Flagship One Blog\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#website\"},\"datePublished\":\"2025-12-11T00:13:58+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"P2438 Code Symptoms, Causes, Diagnosis and Repair Guide &#038; Cost\"}]},{\"@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":"P2438 Code Symptoms, Causes, Diagnosis and Repair Guide & Cost - 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-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\/","og_locale":"en_US","og_type":"article","og_title":"P2438 Code Symptoms, Causes, Diagnosis and Repair Guide & Cost - Flagship One Blog","og_description":"Air flow sensor high reading on your vehicle? It can trigger limp mode. Scan the AIR system, test Bank 2 sensor, and reprogram or replace it properly.","og_url":"https:\/\/www.fs1inc.com\/blog\/dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\/","og_site_name":"Flagship One Blog","article_publisher":"https:\/\/www.facebook.com\/flagshipone","article_author":"https:\/\/www.facebook.com\/flagshipone\/","article_published_time":"2025-12-11T00:13:58+00:00","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-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\/#article","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\/"},"author":{"name":"FlagshipOne","@id":"https:\/\/www.fs1inc.com\/blog\/#\/schema\/person\/a3cf463514bd03eb7656953ef8f75700"},"headline":"P2438 Code Symptoms, Causes, Diagnosis and Repair Guide &#038; Cost","datePublished":"2025-12-11T00:13:58+00:00","mainEntityOfPage":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\/"},"wordCount":1098,"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-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\/","url":"https:\/\/www.fs1inc.com\/blog\/dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\/","name":"P2438 Code Symptoms, Causes, Diagnosis and Repair Guide & Cost - Flagship One Blog","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/#website"},"datePublished":"2025-12-11T00:13:58+00:00","breadcrumb":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.fs1inc.com\/blog\/dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2438-air-system-air-flowpressure-sensor-circuit-high-bank-2\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.fs1inc.com\/blog\/"},{"@type":"ListItem","position":2,"name":"P2438 Code Symptoms, Causes, Diagnosis and Repair Guide &#038; Cost"}]},{"@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\/518421","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=518421"}],"version-history":[{"count":0,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/posts\/518421\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/media?parent=518421"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/categories?post=518421"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/tags?post=518421"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}