{"id":518046,"date":"2025-12-10T13:21:00","date_gmt":"2025-12-10T18:21:00","guid":{"rendered":"https:\/\/www.fs1inc.com\/blog\/dtc-p2063-reductantregeneration-supply-control-circuit-low\/"},"modified":"2025-12-10T13:21:00","modified_gmt":"2025-12-10T18:21:00","slug":"dtc-p2063-reductantregeneration-supply-control-circuit-low","status":"publish","type":"post","link":"https:\/\/www.fs1inc.com\/blog\/dtc-p2063-reductantregeneration-supply-control-circuit-low\/","title":{"rendered":"P2063 Code Symptoms, Causes, Diagnosis and Repair Steps Guide"},"content":{"rendered":"<div class=\"container\">\n<section class=\"hero\">\n<div class=\"code-badge\">P2063<\/div>\n<h1>P2063 Code Symptoms, Causes, Diagnosis and Repair Steps 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:** P2063 \u2013 Reductant\/Regeneration Supply Control Circuit Low. <\/li>\n<li>**Typical warning:** Check\u2011Engine light (or \u201cDEF\u201d lamp) illuminated. <\/li>\n<li>**Common driver notice:** Reduced fuel economy, higher exhaust temperature, occasional loss of power during heavy load. <\/li>\n<li>**Root focus:** The control module that commands the DEF pump or its supply circuit. <\/li>\n<li>**First step:** Read the live data, verify voltage\/pressure signals, and test module communication before replacing hardware. <\/li>\n<\/ul>\n<\/div>\n<h3>P2063 Code: Symptoms, Causes, and How to Fix It <\/h3>\n<p>Drivers first become aware of a P2063 fault when the vehicle\u2019s dashboard signals a problem with the emissions\u2011control system. The most frequent driver\u2011visible cues are a steady or flashing \u201cCheck Engine\u201d light accompanied by a separate \u201cDEF\u201d or \u201cExhaust\u201d warning lamp. Many owners also report a noticeable dip in fuel efficiency\u2014often 2\u20135 % higher fuel consumption\u2014because the engine management system enriches the mixture to compensate for an incomplete diesel\u2011exhaust\u2011fluid (DEF) regeneration. During prolonged climbs or towing, the exhaust temperature may climb above the normal 500\u2013600 \u00b0F range, and the engine may briefly lose power as the control strategy limits torque to protect the diesel\u2011particulate filter (DPF). <\/p>\n<p>These symptoms appear because the vehicle\u2019s electronic control unit (ECU) detects that the reductant supply circuit is delivering less voltage or pressure than required for a successful regeneration cycle. The ECU then flags P2063 and takes protective action, which manifests as the driver\u2011visible warnings listed above. <\/p>\n<h2>Symptoms <\/h2>\n<ul>\n<li><strong>Check\u2011Engine or DEF warning lamp illuminated<\/strong> \u2013 the most reliable early indicator. <\/li>\n<li><strong>Drop in fuel economy<\/strong> \u2013 typically 2\u20135 % higher consumption as the engine runs richer. <\/li>\n<li><strong>Elevated exhaust temperature<\/strong> \u2013 readings above 600 \u00b0F during steady\u2011state cruising. <\/li>\n<li><strong>Intermittent loss of power or torque reduction<\/strong> \u2013 especially under heavy load or steep grades. <\/li>\n<li><strong>Extended DPF regeneration time<\/strong> \u2013 the vehicle may stay in regeneration mode longer than normal, sometimes failing to complete the cycle. <\/li>\n<\/ul>\n<h2>Why This Happens <\/h2>\n<h3>1. Faulty Reductant Supply Control Module <\/h3>\n<p>The module that commands the DEF pump monitors pressure sensors and drives the pump motor. Internal circuitry can fail due to moisture ingress, solder joint fatigue, or voltage spikes. When the module cannot maintain the required output, the ECU records a low\u2011voltage condition and sets P2063. <\/p>\n<h3>2. Wiring or Connector Defects <\/h3>\n<p>Corroded pins, broken conductors, or loose connectors in the supply circuit create resistance that drops voltage below the ECU\u2019s threshold. Even a short to ground can mimic a \u201clow\u201d condition, prompting the same code. <\/p>\n<h3>3. Voltage Regulator or Power\u2011Supply Issues <\/h3>\n<p>The control module relies on a stable 12 V supply filtered through a regulator. A failing regulator or a weak battery\u2011alternator circuit can cause momentary dips that the ECU interprets as a low\u2011supply fault. <\/p>\n<h3>4. Software Calibration Errors <\/h3>\n<p>Manufacturers sometimes release calibration updates that adjust the voltage thresholds for the reductant circuit. An outdated ECU map may misinterpret normal sensor variance as a fault, generating P2063 even when hardware is sound. <\/p>\n<h3>5. DEF Pump Mechanical Failure (Secondary) <\/h3>\n<p>While the pump itself can develop internal wear that reduces pressure, the primary diagnostic focus remains on the control module\u2019s ability to command the pump. A mechanically weak pump will still produce a low\u2011voltage signal that the module reports to the ECU. <\/p>\n<h2>Diagnostic and Repair Procedures <\/h2>\n<ol>\n<li><strong>Retrieve Freeze\u2011Frame Data<\/strong> \u2013 Use a scan tool to capture the exact voltage, pump pressure, and exhaust temperature at the moment P2063 set. Compare the voltage reading to the manufacturer\u2019s spec (usually &gt; 9 V).\n<\/li>\n<li><strong>Perform a Live Data Scan<\/strong> \u2013 Monitor the reductant supply voltage, pump current draw, and DPF temperature while the engine runs. Look for intermittent drops or erratic sensor values.\n<\/li>\n<li><strong>Visual Wiring Inspection<\/strong> \u2013 Trace the harness from the ECU to the reductant control module. Check for cracked insulation, corrosion, or loose pins. Repair or replace damaged sections before proceeding.\n<\/li>\n<li><strong>Bench Test the Control Module<\/strong> \u2013 If the shop has a module test bench, apply a known good 12 V source and measure the output signal to the pump. A failure to reach the required voltage confirms a module fault.\n<\/li>\n<li><strong>Check Power\u2011Supply Integrity<\/strong> \u2013 Measure the voltage at the module\u2019s power feed with the engine on and with the ignition off. A drop of more than 0.5 V under load suggests a regulator or battery issue.\n<\/li>\n<li><strong>Software Recalibration<\/strong> \u2013 Load the latest ECU calibration that addresses P2063 thresholds. Re\u2011flash the ECU and clear the code. If the code returns, proceed to hardware verification.\n<\/li>\n<li><strong>Module Replacement<\/strong> \u2013 When voltage output remains below spec after wiring and power checks, replace the reductant supply control module. Ensure the replacement unit is VIN\u2011matched and pre\u2011programmed to the vehicle\u2019s software version.\n<\/li>\n<\/ol>\n<p><strong>Cost estimate:<\/strong> <\/p>\n<ul>\n<li>Diagnostic scan and live data analysis: $120\u2011$180 labor. <\/li>\n<li>Wiring repair (if needed): $80\u2011$150 parts plus labor. <\/li>\n<li>Module replacement (including VIN\u2011matched programming): $600\u2011$900 plus $150\u2011$250 labor. <\/li>\n<\/ul>\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>Modern control modules are highly integrated with engine, emissions, and vehicle security networks. A repaired board may temporarily restore voltage, but latent moisture or micro\u2011cracks often cause recurring failures. When the reductant supply module repeatedly falls short of its voltage target, replacement eliminates the root cause and restores reliable communication with the ECU. <\/p>\n<p>Flagship One specializes in VIN\u2011matched control modules, providing a plug\u2011and\u2011drive solution backed by a comprehensive warranty. Because each unit is pre\u2011programmed to the exact software version and security keys of the vehicle, installation requires only a brief re\u2011initialization step, eliminating dealer\u2011only programming delays. Choosing a Flagship One replacement ensures the module will communicate correctly with the ECU, maintain proper DEF pump control, and pass emissions compliance without additional calibration. <\/p>\n<h2>Preventive Maintenance <\/h2>\n<ul>\n<li><strong>Inspect DEF\u2011system wiring annually<\/strong> \u2013 Look for signs of abrasion near heat shields or moving components. <\/li>\n<li><strong>Keep the DEF tank and pump inlet clean<\/strong> \u2013 Contaminants can accelerate connector corrosion. <\/li>\n<li><strong>Maintain battery health<\/strong> \u2013 A voltage drop below 12.4 V under load can affect all control modules. <\/li>\n<li><strong>Apply software updates promptly<\/strong> \u2013 Manufacturers often release recalibrations that refine voltage thresholds for the reductant circuit. <\/li>\n<li><strong>Use high\u2011quality DEF<\/strong> \u2013 Improper fluid can cause pump cavitation, indirectly stressing the control module\u2019s output circuitry. <\/li>\n<\/ul>\n<p>Regular attention to these items helps the reductant supply module operate within spec, reducing the likelihood of a low\u2011circuit condition and the associated P2063 code.<\/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>\n","protected":false},"excerpt":{"rendered":"<p>Low reductant supply warning on your vehicle? It can halt DPF regeneration and trigger emissions fines. Scan the circuit, test wiring, and repair module.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-518046","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>P2063 Code Symptoms, Causes, Diagnosis and Repair Steps 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-p2063-reductantregeneration-supply-control-circuit-low\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P2063 Code Symptoms, Causes, Diagnosis and Repair Steps Guide - Flagship One Blog\" \/>\n<meta property=\"og:description\" content=\"Low reductant supply warning on your vehicle? It can halt DPF regeneration and trigger emissions fines. Scan the circuit, test wiring, and repair module.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.fs1inc.com\/blog\/dtc-p2063-reductantregeneration-supply-control-circuit-low\/\" \/>\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=\"2025-12-10T18:21:00+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-p2063-reductantregeneration-supply-control-circuit-low\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2063-reductantregeneration-supply-control-circuit-low\\\/\"},\"author\":{\"name\":\"FlagshipOne\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#\\\/schema\\\/person\\\/a3cf463514bd03eb7656953ef8f75700\"},\"headline\":\"P2063 Code Symptoms, Causes, Diagnosis and Repair Steps Guide\",\"datePublished\":\"2025-12-10T18:21:00+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2063-reductantregeneration-supply-control-circuit-low\\\/\"},\"wordCount\":1090,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2063-reductantregeneration-supply-control-circuit-low\\\/#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-p2063-reductantregeneration-supply-control-circuit-low\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2063-reductantregeneration-supply-control-circuit-low\\\/\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2063-reductantregeneration-supply-control-circuit-low\\\/\",\"name\":\"P2063 Code Symptoms, Causes, Diagnosis and Repair Steps Guide - Flagship One Blog\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2063-reductantregeneration-supply-control-circuit-low\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2063-reductantregeneration-supply-control-circuit-low\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/fs1inc_logo2-scaled.jpg\",\"datePublished\":\"2025-12-10T18:21:00+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2063-reductantregeneration-supply-control-circuit-low\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2063-reductantregeneration-supply-control-circuit-low\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-p2063-reductantregeneration-supply-control-circuit-low\\\/#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-p2063-reductantregeneration-supply-control-circuit-low\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"P2063 Code Symptoms, Causes, Diagnosis and Repair Steps 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":"P2063 Code Symptoms, Causes, Diagnosis and Repair Steps 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-p2063-reductantregeneration-supply-control-circuit-low\/","og_locale":"en_US","og_type":"article","og_title":"P2063 Code Symptoms, Causes, Diagnosis and Repair Steps Guide - Flagship One Blog","og_description":"Low reductant supply warning on your vehicle? It can halt DPF regeneration and trigger emissions fines. Scan the circuit, test wiring, and repair module.","og_url":"https:\/\/www.fs1inc.com\/blog\/dtc-p2063-reductantregeneration-supply-control-circuit-low\/","og_site_name":"Flagship One Blog","article_publisher":"https:\/\/www.facebook.com\/flagshipone","article_author":"https:\/\/www.facebook.com\/flagshipone\/","article_published_time":"2025-12-10T18:21:00+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-p2063-reductantregeneration-supply-control-circuit-low\/#article","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2063-reductantregeneration-supply-control-circuit-low\/"},"author":{"name":"FlagshipOne","@id":"https:\/\/www.fs1inc.com\/blog\/#\/schema\/person\/a3cf463514bd03eb7656953ef8f75700"},"headline":"P2063 Code Symptoms, Causes, Diagnosis and Repair Steps Guide","datePublished":"2025-12-10T18:21:00+00:00","mainEntityOfPage":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2063-reductantregeneration-supply-control-circuit-low\/"},"wordCount":1090,"commentCount":0,"publisher":{"@id":"https:\/\/www.fs1inc.com\/blog\/#organization"},"image":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2063-reductantregeneration-supply-control-circuit-low\/#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-p2063-reductantregeneration-supply-control-circuit-low\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2063-reductantregeneration-supply-control-circuit-low\/","url":"https:\/\/www.fs1inc.com\/blog\/dtc-p2063-reductantregeneration-supply-control-circuit-low\/","name":"P2063 Code Symptoms, Causes, Diagnosis and Repair Steps Guide - Flagship One Blog","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2063-reductantregeneration-supply-control-circuit-low\/#primaryimage"},"image":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2063-reductantregeneration-supply-control-circuit-low\/#primaryimage"},"thumbnailUrl":"https:\/\/www.fs1inc.com\/blog\/wp-content\/uploads\/2025\/12\/fs1inc_logo2-scaled.jpg","datePublished":"2025-12-10T18:21:00+00:00","breadcrumb":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2063-reductantregeneration-supply-control-circuit-low\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.fs1inc.com\/blog\/dtc-p2063-reductantregeneration-supply-control-circuit-low\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.fs1inc.com\/blog\/dtc-p2063-reductantregeneration-supply-control-circuit-low\/#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-p2063-reductantregeneration-supply-control-circuit-low\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.fs1inc.com\/blog\/"},{"@type":"ListItem","position":2,"name":"P2063 Code Symptoms, Causes, Diagnosis and Repair Steps 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\/518046","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=518046"}],"version-history":[{"count":0,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/posts\/518046\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/media?parent=518046"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/categories?post=518046"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/tags?post=518046"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}