{"id":528465,"date":"2026-07-17T02:01:51","date_gmt":"2026-07-17T06:01:51","guid":{"rendered":"https:\/\/www.fs1inc.com\/blog\/?p=528465"},"modified":"2026-07-17T02:01:51","modified_gmt":"2026-07-17T06:01:51","slug":"2012-mitsubishi-eclipse-spyder-pcm-replacement-guide","status":"publish","type":"post","link":"https:\/\/www.fs1inc.com\/blog\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\/","title":{"rendered":"2012 Mitsubishi Eclipse Spyder: When the Engine Computer Fails and How to Replace It"},"content":{"rendered":"<div class=\"container\">\n<section class=\"hero\">\n<div class=\"code-badge\">PCM<\/div>\n<h1>2012 Mitsubishi Eclipse Spyder: When the Engine Computer Fails and How to Replace It<\/h1>\n<p class=\"hero-subtitle\">The engine control module (ECM) or powertrain control module (PCM) in your 2012 Mitsubishi Eclipse Spyder is the onboard computer managing fuel injection, ignition timing, and transmission shifts. Failures may cause hard starts, stalling, or erratic shifting, often triggered by voltage spikes or corrosion.<\/p>\n<\/section>\n<div class=\"quick-summary\">\n<h2>Quick Summary<\/h2>\n<ul>\n<li>Manages fuel, spark, and automatic transmission in the 2012 Eclipse Spyder<\/li>\n<li>Replacement involves removing a panel near the driver\u2019s footwell (0.4 hours book time)<\/li>\n<li>Factory requires a relearn procedure (0.5 hours) after installation<\/li>\n<li>Mitsubishi cautions against replacing ECM and ETACS-ECU at the same time<\/li>\n<li>Pre-programmed units eliminate the need for post-install registration<\/li>\n<\/ul>\n<\/div>\n<div class=\"info-section\">\n<p>If your 2012 Mitsubishi Eclipse Spyder is hesitating at stops, refusing to start, or throwing cryptic check-engine lights, the engine computer may be the culprit. This compact module, tucked behind the dashboard, acts as the brain of your vehicle\u2019s powertrain, translating sensor data into precise commands for fuel delivery, ignition, and transmission behavior. When it fails, symptoms can range from subtle drivability quirks to a complete no-crank condition. Replacing it isn\u2019t just about swapping a box\u2014Mitsubishi\u2019s service procedures include specific cautions to avoid immobilizer conflicts and require a post-install relearn to restore full functionality. Understanding these steps helps you weigh whether to tackle the job yourself or opt for a unit that arrives ready to bolt in, saving time and potential headaches.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>What the PCM Does in a 2012 Mitsubishi Eclipse Spyder<\/h2>\n<p>In your 2012 Mitsubishi Eclipse Spyder, the engine control module (ECM) for manual transmissions\u2014or the powertrain control module (PCM) for automatics\u2014is a critical <a href=\"https:\/\/www.fs1inc.com\/chrysler-dodge-plymouth\/mitsubishi-pcm-ecm-ecu-engine-computer\/eclipse-spyder-engine-computers.html\">replacement engine computers for the Eclipse Spyder<\/a> that oversees nearly every aspect of combustion and drivetrain coordination. It monitors inputs from the crankshaft and camshaft sensors to determine piston position, adjusts fuel injector pulse width for optimal air-fuel ratios, and retards or advances ignition timing based on load and RPM. For automatic models, it also communicates with the transmission control unit to manage shift points and torque converter lockup. A failing module may misinterpret sensor data, leading to poor fuel economy, rough idle, or even a failure to start if the immobilizer data becomes corrupted. Because the Spyder\u2019s engine bay is compact, heat and vibration can accelerate wear, making this component more susceptible to failure than in larger, more insulated vehicles. Without a functioning ECM or PCM, your Spyder\u2019s engine may run in a limp-home mode or refuse to run at all, leaving you stranded until the issue is resolved.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Where the PCM Is Located and What Replacement Involves<\/h2>\n<p>The ECM or PCM in your 2012 Mitsubishi Eclipse Spyder is located behind a panel on the driver\u2019s side of the dashboard, near the footwell. Accessing it requires removing the lower dashboard trim, which is typically secured with a few screws and clips. Once the panel is off, the module is mounted to the firewall or a bracket, held in place by a single bolt or screw. Disconnecting the wiring harness is straightforward, but care should be taken to avoid damaging the pins or connector seals. Mitsubishi\u2019s book time for removal and reinstallation is 0.4 hours, reflecting the relatively simple access compared to vehicles where the module is buried under the intake manifold or inside the engine bay. After installation, the factory specifies a relearn procedure to synchronize the module with the vehicle\u2019s sensors and immobilizer system, which adds 0.5 hours to the job if performed manually.<\/p>\n<div style=\"background:#f7f9fc;border:1px solid #e2e8f2;border-radius:10px;padding:18px 24px;margin:18px 0\">\n<h3 style='margin-top:0'>How to Reach the PCM on the 2012 Mitsubishi Eclipse Spyder<\/h3>\n<ol style=\"margin:14px 0 6px 0;padding-left:26px\">\n<li style=\"margin:10px 0;line-height:1.65\"><b>Remove<\/b> the ECM or PCM connector cover.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Remove<\/b> the ECM or PCM bracket.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Remove<\/b> the ECM or PCM connectors.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Remove<\/b> the break-off bolts.<\/li>\n<\/ol>\n<p style='margin:10px 0 0 0'><em>Work with the ignition off, and treat the module as static-sensitive: avoid touching the connector pins at any point.<\/em><\/p>\n<\/div>\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\">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\">0.4 hr<\/td>\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\">0.4 hr<\/td>\n<\/tr>\n<\/table>\n<\/div>\n<div class=\"info-section\">\n<h2>Programming Requirements After Replacement<\/h2>\n<p>After replacing the ECM or PCM in your 2012 Mitsubishi Eclipse Spyder, Mitsubishi requires an encrypted code registration procedure to link the new module with the vehicle\u2019s immobilizer system. This step ensures the engine will start and run without triggering theft-deterrent faults. The factory procedure involves using a scan tool to input the encrypted code, a process that typically takes 0.5 hours. However, opting for <a href=\"https:\/\/www.fs1inc.com\/2012-mitsubishi-eclipse-spyder-2-4l-pcm-engine-computer-ecm-ecu-programmed-plug-play.html\">a VIN-programmed replacement unit<\/a> eliminates this step entirely, as the module arrives pre-configured with your Spyder\u2019s specific calibration and immobilizer data. This not only saves time but also reduces the risk of errors during the registration process, which can lead to extended troubleshooting if done incorrectly. For manual transmission models, the ECM must also be synchronized with the vehicle\u2019s sensors, while automatic models require additional communication with the transmission control module to ensure proper shifting behavior.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Symptoms of a Failing PCM<\/h2>\n<p>A failing ECM or PCM in your 2012 Mitsubishi Eclipse Spyder may produce a range of symptoms, some subtle and others immediately noticeable. Common signs include intermittent stalling, especially at idle or during deceleration, as the module struggles to maintain stable fuel and spark delivery. You might also experience hard starting or long cranking times, particularly in cold weather, as the computer fails to calculate the correct fuel mixture. Automatic transmission models may exhibit erratic shifting, such as delayed engagement or abrupt gear changes, if the PCM\u2019s communication with the transmission control unit is compromised. Another telltale sign is the illumination of the check-engine light, often accompanied by trouble codes related to fuel trim, misfire, or sensor rationality. For example, a memory checksum error could indicate internal corruption within the module, leading to inconsistent performance. In severe cases, the vehicle may enter a limp-home mode, limiting RPM and power to prevent further damage. If the immobilizer data becomes corrupted, the engine may crank but fail to start entirely, mimicking a fuel pump or ignition system failure. Because the Spyder\u2019s engine bay is compact, heat and vibration can accelerate these issues, making early diagnosis critical to avoid being stranded.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Factory Service Bulletins Worth Knowing<\/h2>\n<p>Mitsubishi has issued a cautionary note for the 2012 Eclipse Spyder regarding the replacement of the ECM or PCM alongside the ETACS-ECU. The factory advises against replacing both modules simultaneously, as doing so may lead to immobilizer synchronization issues. Instead, technicians should replace one module at a time and complete the encrypted code registration procedure before moving on to the next. This step is critical to avoid triggering theft-deterrent faults or a no-start condition. While no specific bulletin numbers were provided, the guidance is outlined in the immobilizer system section of the service manual, emphasizing the importance of following the prescribed sequence to ensure proper functionality.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Protecting the PCM in Your 2012 Mitsubishi Eclipse Spyder<\/h2>\n<ul style=\"margin:14px 0 6px 0;padding-left:26px\">\n<li style=\"margin:10px 0;line-height:1.65\">Maintain a healthy charging system to prevent voltage spikes that can damage the ECM or PCM<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Inspect and clean engine bay grounds and wiring connectors regularly to avoid corrosion-related faults<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Avoid jump-starting the vehicle with improper voltage, as this can overwhelm the module\u2019s circuitry<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Address check-engine lights promptly to prevent minor issues from cascading into major failures<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Keep the ECM or PCM connector seals intact to prevent moisture intrusion, which can cause shorts<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Use dielectric grease on connectors during reinstallation to improve conductivity and reduce corrosion<\/li>\n<\/ul>\n<\/div>\n<div class=\"info-section\">\n<h2>Frequently Asked Questions<\/h2>\n<h3>Why does my 2012 Mitsubishi Eclipse Spyder crank but not start after replacing the ECM?<\/h3>\n<p>If your Spyder cranks but won\u2019t start after an ECM replacement, the most likely cause is a failure to complete the encrypted code registration procedure. Mitsubishi\u2019s immobilizer system requires this step to link the new module with the vehicle\u2019s security data. Without it, the engine will crank but the fuel injectors and ignition system won\u2019t receive the necessary signals to start. A VIN-programmed replacement unit eliminates this issue by arriving pre-configured with your vehicle\u2019s specific data.<\/p>\n<h3>Can I replace the ECM and ETACS-ECU at the same time in my 2012 Eclipse Spyder?<\/h3>\n<p>Mitsubishi explicitly cautions against replacing both the ECM and ETACS-ECU simultaneously in your Spyder. Doing so may lead to immobilizer synchronization issues, resulting in a no-start condition or theft-deterrent faults. The factory procedure requires replacing one module at a time, completing the encrypted code registration for each before moving on to the next. This ensures the vehicle\u2019s security system remains properly calibrated.<\/p>\n<h3>What\u2019s the difference between the ECM and PCM in my 2012 Mitsubishi Eclipse Spyder?<\/h3>\n<p>In your Spyder, the ECM (engine control module) is used in manual transmission models and manages only the engine\u2019s fuel and ignition systems. The PCM (powertrain control module), found in automatic transmission models, handles both engine functions and transmission control, including shift points and torque converter lockup. Both modules perform similar core functions but differ in their scope of control based on your vehicle\u2019s drivetrain configuration.<\/p>\n<h3>How do I know if my 2012 Eclipse Spyder\u2019s ECM is failing or if it\u2019s a sensor issue?<\/h3>\n<p>Distinguishing between a failing ECM and a faulty sensor in your Spyder can be challenging, as both may produce similar symptoms like stalling or poor performance. A scan tool can help by revealing trouble codes\u2014if multiple unrelated sensors are throwing faults simultaneously, the ECM may be the culprit. For example, if you see codes for both the crankshaft and camshaft sensors alongside a misfire code, the ECM\u2019s ability to process sensor data may be compromised. A professional diagnostic test can confirm whether the module itself is failing.<\/p>\n<h3>Is the ECM or PCM in my 2012 Mitsubishi Eclipse Spyder waterproof?<\/h3>\n<p>The ECM or PCM in your Spyder is designed to withstand typical engine bay conditions, including heat and vibration, but it is not fully waterproof. The module is housed in a sealed casing, and the wiring connectors include seals to prevent moisture intrusion. However, prolonged exposure to water, such as from a leaking windshield or deep puddles, can compromise these seals over time, leading to corrosion or short circuits. Regularly inspecting the module\u2019s location and addressing any leaks promptly can help prevent water-related failures.<\/p>\n<\/div>\n<div class=\"info-section\">\n<p>If your 2012 Mitsubishi Eclipse Spyder is exhibiting symptoms of a failing ECM or PCM, you have two primary repair options. The first is to replace the module with a new or refurbished unit from Mitsubishi, which will require the encrypted code registration procedure to restore full functionality. This approach ensures compatibility but may involve additional labor and potential delays if the registration process encounters issues. Alternatively, a pre-programmed replacement unit arrives ready to install, eliminating the need for post-install programming and reducing the risk of immobilizer-related faults. This option is ideal for those looking to minimize downtime and avoid the complexities of factory procedures.<\/p>\n<p>Flagship One stocks a <a href=\"https:\/\/www.fs1inc.com\/2012-mitsubishi-eclipse-spyder-2-4l-pcm-engine-computer-ecm-ecu-programmed-plug-play.html\"><b>refurbished, VIN-programmed PCM for the 2012 Mitsubishi Eclipse Spyder<\/b><\/a> with a lifetime warranty, free shipping and no core charge. The full <a href=\"https:\/\/www.fs1inc.com\/chrysler-dodge-plymouth\/mitsubishi-pcm-ecm-ecu-engine-computer\/eclipse-spyder-engine-computers.html\">Mitsubishi Eclipse Spyder module lineup<\/a> covers other engine configurations as well.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Final Thoughts<\/h2>\n<p>Replacing the engine computer in your 2012 Mitsubishi Eclipse Spyder is a manageable task, but it requires attention to detail to avoid common pitfalls like immobilizer conflicts or incomplete relearn procedures. Whether you opt for a factory replacement or a pre-programmed unit, understanding the module\u2019s role and the steps involved can help you make an informed decision. With proper installation and care, your Spyder\u2019s powertrain will regain its reliability, keeping you on the road without unexpected stalls or starting issues.<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>2012 Mitsubishi Eclipse Spyder stalling or no-start? Learn how the ECM\/PCM controls fuel, spark, and transmission, factory replacement cautions, and why a pre-programmed unit saves time and avoids immobilizer issues.<\/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":[258,295],"tags":[327,1387,296],"class_list":["post-528465","post","type-post","status-publish","format-standard","hentry","category-car","category-mitsubishi","tag-327","tag-eclipse-spyder","tag-mitsubishi"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>2012 Mitsubishi Eclipse Spyder: When the Engine Computer Fails and How to Replace It - 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\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"2012 Mitsubishi Eclipse Spyder: When the Engine Computer Fails and How to Replace It - Flagship One Blog\" \/>\n<meta property=\"og:description\" content=\"2012 Mitsubishi Eclipse Spyder stalling or no-start? Learn how the ECM\/PCM controls fuel, spark, and transmission, factory replacement cautions, and why a pre-programmed unit saves time and avoids immobilizer issues.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.fs1inc.com\/blog\/2012-mitsubishi-eclipse-spyder-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=\"2026-07-17T06:01:51+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=\"9 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\\\/\"},\"author\":{\"name\":\"FlagshipOne\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#\\\/schema\\\/person\\\/a3cf463514bd03eb7656953ef8f75700\"},\"headline\":\"2012 Mitsubishi Eclipse Spyder: When the Engine Computer Fails and How to Replace It\",\"datePublished\":\"2026-07-17T06:01:51+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\\\/\"},\"wordCount\":1908,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#organization\"},\"keywords\":[\"2012\",\"Eclipse Spyder\",\"Mitsubishi\"],\"articleSection\":[\"Car\",\"Mitsubishi\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\\\/\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\\\/\",\"name\":\"2012 Mitsubishi Eclipse Spyder: When the Engine Computer Fails and How to Replace It - Flagship One Blog\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#website\"},\"datePublished\":\"2026-07-17T06:01:51+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"2012 Mitsubishi Eclipse Spyder: When the Engine Computer Fails and How to Replace It\"}]},{\"@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":"2012 Mitsubishi Eclipse Spyder: When the Engine Computer Fails and How to Replace It - 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\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\/","og_locale":"en_US","og_type":"article","og_title":"2012 Mitsubishi Eclipse Spyder: When the Engine Computer Fails and How to Replace It - Flagship One Blog","og_description":"2012 Mitsubishi Eclipse Spyder stalling or no-start? Learn how the ECM\/PCM controls fuel, spark, and transmission, factory replacement cautions, and why a pre-programmed unit saves time and avoids immobilizer issues.","og_url":"https:\/\/www.fs1inc.com\/blog\/2012-mitsubishi-eclipse-spyder-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":"2026-07-17T06:01:51+00:00","author":"FlagshipOne","twitter_card":"summary_large_image","twitter_creator":"@theflagshipone","twitter_site":"@theflagshipone","twitter_misc":{"Written by":"FlagshipOne","Est. reading time":"9 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.fs1inc.com\/blog\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\/#article","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\/"},"author":{"name":"FlagshipOne","@id":"https:\/\/www.fs1inc.com\/blog\/#\/schema\/person\/a3cf463514bd03eb7656953ef8f75700"},"headline":"2012 Mitsubishi Eclipse Spyder: When the Engine Computer Fails and How to Replace It","datePublished":"2026-07-17T06:01:51+00:00","mainEntityOfPage":{"@id":"https:\/\/www.fs1inc.com\/blog\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\/"},"wordCount":1908,"commentCount":0,"publisher":{"@id":"https:\/\/www.fs1inc.com\/blog\/#organization"},"keywords":["2012","Eclipse Spyder","Mitsubishi"],"articleSection":["Car","Mitsubishi"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.fs1inc.com\/blog\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.fs1inc.com\/blog\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\/","url":"https:\/\/www.fs1inc.com\/blog\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\/","name":"2012 Mitsubishi Eclipse Spyder: When the Engine Computer Fails and How to Replace It - Flagship One Blog","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/#website"},"datePublished":"2026-07-17T06:01:51+00:00","breadcrumb":{"@id":"https:\/\/www.fs1inc.com\/blog\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.fs1inc.com\/blog\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.fs1inc.com\/blog\/2012-mitsubishi-eclipse-spyder-pcm-replacement-guide\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.fs1inc.com\/blog\/"},{"@type":"ListItem","position":2,"name":"2012 Mitsubishi Eclipse Spyder: When the Engine Computer Fails and How to Replace It"}]},{"@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\/528465","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=528465"}],"version-history":[{"count":1,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/posts\/528465\/revisions"}],"predecessor-version":[{"id":528466,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/posts\/528465\/revisions\/528466"}],"wp:attachment":[{"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/media?parent=528465"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/categories?post=528465"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/tags?post=528465"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}