{"id":531100,"date":"2026-07-17T11:00:22","date_gmt":"2026-07-17T15:00:22","guid":{"rendered":"https:\/\/www.fs1inc.com\/blog\/?p=531100"},"modified":"2026-07-17T11:00:22","modified_gmt":"2026-07-17T15:00:22","slug":"2005-infiniti-qx56-pcm-replacement-guide","status":"publish","type":"post","link":"https:\/\/www.fs1inc.com\/blog\/2005-infiniti-qx56-pcm-replacement-guide\/","title":{"rendered":"2005 Infiniti QX56 Engine Control Module Relearn Procedure"},"content":{"rendered":"<div class=\"container\">\n<section class=\"hero\">\n<div class=\"code-badge\">PCM<\/div>\n<h1>2005 Infiniti QX56 Engine Control Module Relearn Procedure<\/h1>\n<p class=\"hero-subtitle\">In the 2005 Infiniti QX56, the Engine Control Module manages fuel delivery, ignition timing, and various sensor inputs. When its internal software or hardware fails, the vehicle may exhibit starting problems, stalling, or erratic power delivery.<\/p>\n<\/section>\n<div class=\"quick-summary\">\n<h2>Quick Summary<\/h2>\n<ul>\n<li>ECM relearn takes 0.5 hours; replacement also 0.5 hours<\/li>\n<li>ECM recovery follows ITB10038 and ITB09019 procedures<\/li>\n<li>Voluntary recall ITB10072 addresses relay issues in QX56 models<\/li>\n<li>P0605 is the documented internal trouble code for this vehicle<\/li>\n<li>ECM replacement requires careful removal and reinstallation of the unit<\/li>\n<\/ul>\n<\/div>\n<div class=\"info-section\">\n<p>You may notice your 2005 Infiniti QX56 struggling to start, stalling during idle, or displaying a generic engine fault code. These symptoms often point to the Engine Control Module, the central brain that governs fuel, ignition, and sensor data. Understanding how the ECM operates, why it may fail, and the steps needed for a reliable replacement will help you protect your vehicle\u2019s performance and avoid costly downtime. This guide walks you through the relearn process, replacement location, programming steps, and preventive care tailored to the 2005 QX56.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>What the PCM Does in a 2005 Infiniti QX56<\/h2>\n<p>The Engine Control Module in the 2005 Infiniti QX56 interprets sensor inputs and sends commands to fuel injectors, ignition coils, and transmission actuators. It calibrates throttle response, manages engine timing, and monitors emissions. A malfunctioning ECM can lead to poor fuel economy, rough idling, or failure to start. <a href=\"https:\/\/www.fs1inc.com\/nissan-pcm-ecm-ecu-engine-computer\/infiniti-pcm-ecm-ecu-engine-computer\/qx56-engine-computers.html\">Engine Control Module replacement for the 2005 Infiniti QX56<\/a> The module\u2019s health is critical; any software corruption or hardware fault disrupts the delicate balance of engine operations, making the vehicle unreliable and potentially unsafe.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Where the PCM Is Located and What Replacement Involves<\/h2>\n<p>The ECM sits beneath the driver\u2019s seat on the passenger side, accessed by removing a small panel and the seat cushion. The replacement procedure requires 0.5 hours of labor to remove the old unit and install the new one. After installation, the new module must be relearned so it can adapt to the vehicle\u2019s specific parameters. Torque specifications are not provided, so the technician should follow the manufacturer\u2019s standard torque settings for the ECM mounting bolts.<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:18px 0;font-size:15px\">\n<tr>\n<th style=\"border:1px solid #d6dbe3;background:#f2f5f9;padding:9px 12px;text-align:left\">Operation<\/th>\n<th style=\"border:1px solid #d6dbe3;background:#f2f5f9;padding:9px 12px;text-align:left\">Configuration<\/th>\n<th style=\"border:1px solid #d6dbe3;background:#f2f5f9;padding:9px 12px;text-align:left\">Book Time<\/th>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">Engine Control Module Relearn<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">All configurations<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">0.5 hr<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">Engine Control Module R&amp;R<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">All configurations<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">0.5 hr<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">Powertrain Control Module Relearn<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">All configurations<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">0.5 hr<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">Powertrain Control Module R&amp;R<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">All configurations<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">0.5 hr<\/td>\n<\/tr>\n<\/table>\n<\/div>\n<div class=\"info-section\">\n<h2>Programming Requirements After Replacement<\/h2>\n<p>After the new ECM is installed, a relearn cycle is necessary to calibrate the module to the 2005 Infiniti QX56\u2019s engine and transmission. Flagship One units arrive VIN\u2011programmed, eliminating the need for a separate reprogramming step. The factory procedure outlined in ITB10038 and ITB09019 is therefore already satisfied by the replacement unit. The technician will simply run the relearn sequence, which takes 0.5 hours of labor.<\/p>\n<p>Every <a href=\"https:\/\/www.fs1inc.com\/2005-infiniti-qx56-5-6l-pcm-engine-computer-ecm-ecu-programmed-plug-play.html\">VIN-programmed replacement unit<\/a> from Flagship One arrives with these steps already completed.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Symptoms of a Failing PCM<\/h2>\n<p>When the Engine Control Module fails, the 2005 Infiniti QX56 may display symptoms such as a hesitation at idle, stalling while driving, or a surge in fuel consumption. The diagnostic trouble code <a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0605-internal-control-module-read-only-memory-rom-error\/\">P0605<\/a> may appear, indicating an internal malfunction of the ECM. In severe cases, the vehicle may not start at all, or the scan tool may lose communication with the engine control unit. These issues often resolve once the module is relearned or replaced.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Module Trouble Codes on the 2005 Infiniti QX56<\/h2>\n<p>The 2005 Infiniti QX56\u2019s internal ECM codes list includes the P0605 code, which signals a fault within the Engine Control Module\u2019s internal circuitry.<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:18px 0;font-size:15px\">\n<tr>\n<th style=\"border:1px solid #d6dbe3;background:#f2f5f9;padding:9px 12px;text-align:left\">Code<\/th>\n<th style=\"border:1px solid #d6dbe3;background:#f2f5f9;padding:9px 12px;text-align:left\">Meaning<\/th>\n<th style=\"border:1px solid #d6dbe3;background:#f2f5f9;padding:9px 12px;text-align:left\">Full Guide<\/th>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0605-internal-control-module-read-only-memory-rom-error\/\" style=\"color:#0563C1;text-decoration:none;display:block;cursor:pointer\"><b>P0605<\/b><\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0605-internal-control-module-read-only-memory-rom-error\/\" style=\"color:#1a2b49;text-decoration:none;display:block;cursor:pointer\">Internal ROM error<\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0605-internal-control-module-read-only-memory-rom-error\/\" style=\"color:#0563C1\"><b><u>Full P0605 guide &rarr;<\/u><\/b><\/a><\/td>\n<\/tr>\n<\/table>\n<\/div>\n<div class=\"info-section\">\n<h2>Factory Service Bulletins Worth Knowing<\/h2>\n<p>Service Bulletin ITB10038 details the ECM reprogram interruption recovery procedure for this vehicle. ITB09019 provides the consult\u2011III ECM reprogramming steps. ITB10072 is a voluntary safety recall for the 2005\u20132006 QX56, covering the ECM relay. All three bulletins are relevant to ECM replacement and relearn processes.<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:18px 0;font-size:15px\">\n<tr>\n<th style=\"border:1px solid #d6dbe3;background:#f2f5f9;padding:9px 12px;text-align:left\">Bulletin<\/th>\n<th style=\"border:1px solid #d6dbe3;background:#f2f5f9;padding:9px 12px;text-align:left\">Subject<\/th>\n<th style=\"border:1px solid #d6dbe3;background:#f2f5f9;padding:9px 12px;text-align:left\">What It Addresses<\/th>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">&mdash;<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">EC &#8211; ENGINE CONTROL SYSTEM: ECM REPROGRAM INTERRUPTION RECOVERY PROCEDURE<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">&mdash;<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">&mdash;<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">EC &#8211; ENGINE CONTROL SYSTEM: CONSULT-III ECM REPROGRAMMING PROCEDURE<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">&mdash;<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">&mdash;<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">EC &#8211; ENGINE CONTROL SYSTEM: VOLUNTARY SAFETY RECALL CAMPAIGN 2004 &amp;#x2013; 2006 QX56; ECM RELAY<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">&mdash;<\/td>\n<\/tr>\n<\/table>\n<\/div>\n<div class=\"info-section\">\n<h2>Protecting the PCM in Your 2005 Infiniti QX56<\/h2>\n<ul style=\"margin:14px 0 6px 0;padding-left:26px\">\n<li style=\"margin:10px 0;line-height:1.65\">Keep the vehicle\u2019s charging system in good condition to prevent voltage spikes that can damage the ECM.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Ensure all electrical connectors to the module are clean, free of corrosion, and securely seated.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Avoid using a jump\u2011starter that supplies over\u2011voltage; use a regulated charger instead.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Address any stored trouble codes promptly to prevent prolonged exposure to a malfunctioning module.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Maintain the integrity of connector seals to prevent moisture ingress.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Regularly inspect the battery and alternator to ensure proper voltage output.<\/li>\n<\/ul>\n<\/div>\n<div class=\"info-section\">\n<p>When your 2005 Infiniti QX56 displays engine issues, consider a replacement ECM from Flagship One. The unit comes VIN\u2011programmed, so the relearn step is built into the installation. If you prefer a traditional repair, a skilled technician can perform the relearn procedure and address any associated software updates. Either approach ensures your vehicle returns to reliable operation.<\/p>\n<figure style=\"margin:22px auto;text-align:center;max-width:720px\"><img decoding=\"async\" style=\"max-width:100%;height:auto;border:1px solid #e2e6ec;border-radius:8px\" src=\"https:\/\/www.fs1inc.com\/media\/wysiwyg\/googleshop\/nissannsh21a\/nissan-ns-h21a-1.jpg\" alt=\"Refurbished VIN-programmed PCM for the 2005 Infiniti QX56\" loading=\"lazy\"\/><figcaption style=\"font-size:13px;color:#667085;margin-top:8px\">A refurbished, VIN-programmed replacement PCM for the 2005 Infiniti QX56 from Flagship One.<\/figcaption><\/figure>\n<p>Flagship One stocks a <a href=\"https:\/\/www.fs1inc.com\/2005-infiniti-qx56-5-6l-pcm-engine-computer-ecm-ecu-programmed-plug-play.html\"><b>refurbished, VIN-programmed PCM for the 2005 Infiniti QX56<\/b><\/a> with a lifetime warranty, free shipping and no core charge. The full <a href=\"https:\/\/www.fs1inc.com\/nissan-pcm-ecm-ecu-engine-computer\/infiniti-pcm-ecm-ecu-engine-computer\/qx56-engine-computers.html\">Infiniti QX56 module lineup<\/a> covers other engine configurations as well.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Final Thoughts<\/h2>\n<p>If you own a 2005 Infiniti QX56, keeping the Engine Control Module in good condition is vital for smooth performance and fuel efficiency. A timely replacement or relearn can resolve many common engine problems and extend the life of your vehicle. Contact a trusted service center or explore Flagship One\u2019s VIN\u2011programmed ECM to restore your QX56\u2019s reliability.<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>If your 2005 Infiniti QX56 stalls or misfires, a faulty Engine Control Module may be the culprit. Learn the steps to reset and replace the ECM safely.<\/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":[258,319],"tags":[114,320,674],"class_list":["post-531100","post","type-post","status-publish","format-standard","hentry","category-car","category-infiniti","tag-114","tag-infiniti","tag-qx56"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>2005 Infiniti QX56 Engine Control Module Relearn Procedure - 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\/2005-infiniti-qx56-pcm-replacement-guide\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"2005 Infiniti QX56 Engine Control Module Relearn Procedure - Flagship One Blog\" \/>\n<meta property=\"og:description\" content=\"If your 2005 Infiniti QX56 stalls or misfires, a faulty Engine Control Module may be the culprit. Learn the steps to reset and replace the ECM safely.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.fs1inc.com\/blog\/2005-infiniti-qx56-pcm-replacement-guide\/\" \/>\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=\"2026-07-17T15:00:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.fs1inc.com\/media\/wysiwyg\/googleshop\/nissannsh21a\/nissan-ns-h21a-1.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\\\/2005-infiniti-qx56-pcm-replacement-guide\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2005-infiniti-qx56-pcm-replacement-guide\\\/\"},\"author\":{\"name\":\"FlagshipOne\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#\\\/schema\\\/person\\\/a3cf463514bd03eb7656953ef8f75700\"},\"headline\":\"2005 Infiniti QX56 Engine Control Module Relearn Procedure\",\"datePublished\":\"2026-07-17T15:00:22+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2005-infiniti-qx56-pcm-replacement-guide\\\/\"},\"wordCount\":944,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2005-infiniti-qx56-pcm-replacement-guide\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.fs1inc.com\\\/media\\\/wysiwyg\\\/googleshop\\\/nissannsh21a\\\/nissan-ns-h21a-1.jpg\",\"keywords\":[\"2005\",\"Infiniti\",\"Qx56\"],\"articleSection\":[\"Car\",\"Infiniti\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2005-infiniti-qx56-pcm-replacement-guide\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2005-infiniti-qx56-pcm-replacement-guide\\\/\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2005-infiniti-qx56-pcm-replacement-guide\\\/\",\"name\":\"2005 Infiniti QX56 Engine Control Module Relearn Procedure - Flagship One Blog\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2005-infiniti-qx56-pcm-replacement-guide\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2005-infiniti-qx56-pcm-replacement-guide\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.fs1inc.com\\\/media\\\/wysiwyg\\\/googleshop\\\/nissannsh21a\\\/nissan-ns-h21a-1.jpg\",\"datePublished\":\"2026-07-17T15:00:22+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2005-infiniti-qx56-pcm-replacement-guide\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2005-infiniti-qx56-pcm-replacement-guide\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2005-infiniti-qx56-pcm-replacement-guide\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/media\\\/wysiwyg\\\/googleshop\\\/nissannsh21a\\\/nissan-ns-h21a-1.jpg\",\"contentUrl\":\"https:\\\/\\\/www.fs1inc.com\\\/media\\\/wysiwyg\\\/googleshop\\\/nissannsh21a\\\/nissan-ns-h21a-1.jpg\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2005-infiniti-qx56-pcm-replacement-guide\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"2005 Infiniti QX56 Engine Control Module Relearn Procedure\"}]},{\"@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":"2005 Infiniti QX56 Engine Control Module Relearn Procedure - 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\/2005-infiniti-qx56-pcm-replacement-guide\/","og_locale":"en_US","og_type":"article","og_title":"2005 Infiniti QX56 Engine Control Module Relearn Procedure - Flagship One Blog","og_description":"If your 2005 Infiniti QX56 stalls or misfires, a faulty Engine Control Module may be the culprit. Learn the steps to reset and replace the ECM safely.","og_url":"https:\/\/www.fs1inc.com\/blog\/2005-infiniti-qx56-pcm-replacement-guide\/","og_site_name":"Flagship One Blog","article_publisher":"https:\/\/www.facebook.com\/flagshipone","article_author":"https:\/\/www.facebook.com\/flagshipone\/","article_published_time":"2026-07-17T15:00:22+00:00","og_image":[{"url":"https:\/\/www.fs1inc.com\/media\/wysiwyg\/googleshop\/nissannsh21a\/nissan-ns-h21a-1.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\/2005-infiniti-qx56-pcm-replacement-guide\/#article","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/2005-infiniti-qx56-pcm-replacement-guide\/"},"author":{"name":"FlagshipOne","@id":"https:\/\/www.fs1inc.com\/blog\/#\/schema\/person\/a3cf463514bd03eb7656953ef8f75700"},"headline":"2005 Infiniti QX56 Engine Control Module Relearn Procedure","datePublished":"2026-07-17T15:00:22+00:00","mainEntityOfPage":{"@id":"https:\/\/www.fs1inc.com\/blog\/2005-infiniti-qx56-pcm-replacement-guide\/"},"wordCount":944,"commentCount":0,"publisher":{"@id":"https:\/\/www.fs1inc.com\/blog\/#organization"},"image":{"@id":"https:\/\/www.fs1inc.com\/blog\/2005-infiniti-qx56-pcm-replacement-guide\/#primaryimage"},"thumbnailUrl":"https:\/\/www.fs1inc.com\/media\/wysiwyg\/googleshop\/nissannsh21a\/nissan-ns-h21a-1.jpg","keywords":["2005","Infiniti","Qx56"],"articleSection":["Car","Infiniti"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.fs1inc.com\/blog\/2005-infiniti-qx56-pcm-replacement-guide\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.fs1inc.com\/blog\/2005-infiniti-qx56-pcm-replacement-guide\/","url":"https:\/\/www.fs1inc.com\/blog\/2005-infiniti-qx56-pcm-replacement-guide\/","name":"2005 Infiniti QX56 Engine Control Module Relearn Procedure - Flagship One Blog","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.fs1inc.com\/blog\/2005-infiniti-qx56-pcm-replacement-guide\/#primaryimage"},"image":{"@id":"https:\/\/www.fs1inc.com\/blog\/2005-infiniti-qx56-pcm-replacement-guide\/#primaryimage"},"thumbnailUrl":"https:\/\/www.fs1inc.com\/media\/wysiwyg\/googleshop\/nissannsh21a\/nissan-ns-h21a-1.jpg","datePublished":"2026-07-17T15:00:22+00:00","breadcrumb":{"@id":"https:\/\/www.fs1inc.com\/blog\/2005-infiniti-qx56-pcm-replacement-guide\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.fs1inc.com\/blog\/2005-infiniti-qx56-pcm-replacement-guide\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.fs1inc.com\/blog\/2005-infiniti-qx56-pcm-replacement-guide\/#primaryimage","url":"https:\/\/www.fs1inc.com\/media\/wysiwyg\/googleshop\/nissannsh21a\/nissan-ns-h21a-1.jpg","contentUrl":"https:\/\/www.fs1inc.com\/media\/wysiwyg\/googleshop\/nissannsh21a\/nissan-ns-h21a-1.jpg"},{"@type":"BreadcrumbList","@id":"https:\/\/www.fs1inc.com\/blog\/2005-infiniti-qx56-pcm-replacement-guide\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.fs1inc.com\/blog\/"},{"@type":"ListItem","position":2,"name":"2005 Infiniti QX56 Engine Control Module Relearn Procedure"}]},{"@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\/531100","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=531100"}],"version-history":[{"count":1,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/posts\/531100\/revisions"}],"predecessor-version":[{"id":531101,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/posts\/531100\/revisions\/531101"}],"wp:attachment":[{"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/media?parent=531100"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/categories?post=531100"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/tags?post=531100"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}