{"id":530999,"date":"2026-07-17T10:49:47","date_gmt":"2026-07-17T14:49:47","guid":{"rendered":"https:\/\/www.fs1inc.com\/blog\/?p=530999"},"modified":"2026-07-17T10:49:47","modified_gmt":"2026-07-17T14:49:47","slug":"2020-hyundai-veloster-pcm-replacement-guide","status":"publish","type":"post","link":"https:\/\/www.fs1inc.com\/blog\/2020-hyundai-veloster-pcm-replacement-guide\/","title":{"rendered":"2020 Hyundai Veloster ECM Replacement: What Owners Should Know"},"content":{"rendered":"<div class=\"container\">\n<section class=\"hero\">\n<div class=\"code-badge\">PCM<\/div>\n<h1>2020 Hyundai Veloster ECM Replacement: What Owners Should Know<\/h1>\n<p class=\"hero-subtitle\">The Engine Control Module (ECM) in your 2020 Hyundai Veloster manages fuel delivery, ignition timing, and emissions systems. Failures may cause drivability issues, poor performance, or complete engine shutdown.<\/p>\n<\/section>\n<div class=\"quick-summary\">\n<h2>Quick Summary<\/h2>\n<ul>\n<li>The ECM controls critical engine functions in your 2020 Hyundai Veloster.<\/li>\n<li>Replacement typically requires 0.5 hours for removal and installation.<\/li>\n<li>A relearn or reset procedure (0.3\u20130.5 hours) is often needed after installation.<\/li>\n<li>The VIN must be programmed into a new ECM to ensure proper operation.<\/li>\n<li>Flagship One units arrive pre-programmed, eliminating extra programming steps.<\/li>\n<\/ul>\n<\/div>\n<div class=\"info-section\">\n<p>If your 2020 Hyundai Veloster has been stalling, failing to start, or throwing unexplained engine codes, the Engine Control Module (ECM) may be the culprit. This small but critical computer oversees everything from fuel injection to ignition timing, ensuring your engine runs smoothly. When it fails, symptoms can range from subtle performance issues to a complete no-start condition. Replacing the ECM isn\u2019t just about swapping a part\u2014it involves precise labor, programming, and sometimes relearning procedures to restore full functionality. Understanding these steps helps you make informed decisions, whether you\u2019re tackling the repair yourself or working with a shop. With the right replacement unit, like those from Flagship One, you can avoid additional programming hassles and get your Veloster back on the road faster.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>What the PCM Does in a 2020 Hyundai Veloster<\/h2>\n<p>The Engine Control Module (ECM) in your 2020 Hyundai Veloster acts as the brain of the engine, continuously monitoring sensors and adjusting fuel, air, and spark to optimize performance. It ensures your vehicle meets emissions standards while delivering the power and efficiency you expect. Without a properly functioning ECM, your engine may run poorly, waste fuel, or even refuse to start. Because it integrates with nearly every engine system, a faulty ECM can trigger a cascade of issues, from rough idling to transmission shifting problems. When replacement becomes necessary, you\u2019ll need <a href=\"https:\/\/www.fs1inc.com\/hyundai-ecm-pcm-ecu-engine-computer\/veloster-engine-computers.html\">replacement engine computers for the Veloster<\/a> that are designed to match your vehicle\u2019s specifications. The ECM\u2019s role is so central that even minor glitches can lead to noticeable drivability concerns, making timely diagnosis and repair essential.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Where the PCM Is Located and What Replacement Involves<\/h2>\n<p>The ECM in your 2020 Hyundai Veloster is typically located near the engine bay, often mounted on the firewall or inner fender for protection from heat and moisture. Accessing it involves removing a few bolts or clips securing the protective cover, followed by disconnecting the wiring harness. The labor time for removal and replacement (R&amp;R) is usually 0.5 hours, according to factory estimates. After installation, the module may require a relearn procedure, which can take an additional 0.5 hours, or a simpler reset, which typically takes 0.3 hours. These times assume straightforward access, though corrosion or damaged connectors may extend the process. Always ensure the battery is disconnected before handling the ECM to avoid electrical shorts or damage to the new unit.<\/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 2020 Hyundai Veloster<\/h3>\n<ol style=\"margin:14px 0 6px 0;padding-left:26px\">\n<li style=\"margin:10px 0;line-height:1.65\"><b>Turn<\/b> ignition switch OFF and disconnect the negative (-) battery cable.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Remove<\/b> the battery.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Disconnect<\/b> the ECM Connector.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Remove<\/b> the mounting bolts and then remove the ECM.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Remove<\/b> the ECM after loosening the mounting nuts (4EA) from the bracket.<\/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\">0.5 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\">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\">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 Reset<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">All configurations<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">0.3 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 in your 2020 Hyundai Veloster, the vehicle identification number (VIN) must be programmed into the new module to ensure proper communication with the rest of the vehicle\u2019s systems. This step is critical\u2014without it, the engine may not start or could run poorly. The factory procedure typically involves using a scan tool to input the VIN, followed by a relearn process that can take up to 0.5 hours. However, if you opt for <a href=\"https:\/\/www.fs1inc.com\/2020-hyundai-veloster-2-0l-pcm-engine-computer-ecm-ecu-programmed-plug-play.html\">a VIN-programmed replacement unit<\/a>, this step is already completed, saving you time and reducing the risk of programming errors. While the relearn or reset procedure may still be necessary, starting with a pre-programmed ECM simplifies the process and helps avoid potential headaches during installation.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Symptoms of a Failing PCM<\/h2>\n<p>When the ECM in your 2020 Hyundai Veloster begins to fail, you may notice a range of symptoms that can vary in severity. A common early sign is rough idling or stalling, especially when the engine is cold. The vehicle might also hesitate or jerk during acceleration, as the ECM struggles to adjust fuel and spark timing correctly. In some cases, the engine may crank but fail to start, leaving you stranded. Warning lights on the dashboard, such as the check engine light, are often the first indication of a problem, and scanning the vehicle may reveal codes like an internal control module memory error. Other symptoms can include poor fuel economy, as the ECM fails to optimize fuel delivery, or even transmission shifting issues, since the ECM communicates with the transmission control module. If you experience any of these symptoms, it\u2019s worth having the ECM checked, as ignoring them could lead to more serious engine problems down the road.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Factory Service Bulletins Worth Knowing<\/h2>\n<p>Hyundai issued a service campaign (T4 F) under bulletin #19-01-034 addressing ECM updates for the 2020 Veloster. This campaign focuses on correcting battery sensor data and misfire-related issues by reflashing or replacing the ECM. If your vehicle is experiencing misfires or battery sensor errors, this bulletin may apply, and Hyundai may cover the repair under warranty. Always check with your dealer to see if your Veloster qualifies for this update.<\/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\"><b>19-01-034<\/b><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">Campaign &gt; Campaign Bulletins &gt; [19-01-034 H] Battery Sensor Data and Misfire ECM Update &#8211; (Ser<\/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 2020 Hyundai Veloster<\/h2>\n<ul style=\"margin:14px 0 6px 0;padding-left:26px\">\n<li style=\"margin:10px 0;line-height:1.65\">Keep your vehicle\u2019s battery in good condition to avoid voltage spikes that can damage the ECM.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Ensure all electrical connections, especially the ECM harness, are clean and securely fastened.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Avoid jump-starting your vehicle with improper voltage, as this can harm sensitive electronics.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Address check engine lights or drivability issues promptly to prevent further damage.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Inspect the ECM\u2019s mounting area for moisture or corrosion, which can lead to module failure.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Use a quality battery charger if storing your vehicle for extended periods to maintain stable voltage.<\/li>\n<\/ul>\n<\/div>\n<div class=\"info-section\">\n<h2>Frequently Asked Questions<\/h2>\n<h3>How do I know if my 2020 Hyundai Veloster ECM is failing?<\/h3>\n<p>Common signs include rough idling, stalling, poor acceleration, or a no-start condition. The check engine light may also illuminate, and a scan tool may reveal ECM-related trouble codes. If these symptoms appear, have the ECM tested to confirm the issue.<\/p>\n<h3>Can I replace the ECM in my 2020 Hyundai Veloster myself?<\/h3>\n<p>While the physical replacement is straightforward, programming the VIN and performing the relearn procedure requires specialized tools and knowledge. If you\u2019re not experienced with automotive electronics, it\u2019s best to have a professional handle the installation.<\/p>\n<h3>Why does the ECM in my 2020 Veloster need to be programmed with the VIN?<\/h3>\n<p>The VIN ensures the ECM communicates correctly with the vehicle\u2019s other systems, such as the transmission and emissions controls. Without it, the engine may not start or could run poorly, leading to drivability issues.<\/p>\n<h3>What happens if I don\u2019t perform the ECM relearn procedure after replacement?<\/h3>\n<p>Skipping the relearn may result in poor engine performance, including rough idling, stalling, or even a no-start condition. The relearn ensures the ECM adapts to your vehicle\u2019s specific sensors and operating conditions.<\/p>\n<h3>Does Flagship One provide ECM units that are already programmed for my 2020 Veloster?<\/h3>\n<p>Yes, Flagship One offers replacement ECM units that arrive pre-programmed with your vehicle\u2019s VIN, eliminating the need for additional programming steps. This simplifies the installation process and reduces the risk of errors.<\/p>\n<\/div>\n<div class=\"info-section\">\n<p>If your 2020 Hyundai Veloster is experiencing ECM-related issues, you have options. A repair shop can diagnose and replace the module, but labor and programming costs can add up. Alternatively, a pre-programmed replacement unit from Flagship One ensures compatibility and saves time. Whether you choose a new or refurbished ECM, addressing the problem promptly can restore your vehicle\u2019s performance and reliability.<\/p>\n<p>Flagship One stocks a <a href=\"https:\/\/www.fs1inc.com\/2020-hyundai-veloster-2-0l-pcm-engine-computer-ecm-ecu-programmed-plug-play.html\"><b>refurbished, VIN-programmed PCM for the 2020 Hyundai Veloster<\/b><\/a> with a lifetime warranty, free shipping and no core charge. The full <a href=\"https:\/\/www.fs1inc.com\/hyundai-ecm-pcm-ecu-engine-computer\/veloster-engine-computers.html\">Hyundai Veloster module lineup<\/a> covers other engine configurations as well.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Final Thoughts<\/h2>\n<p>The ECM in your 2020 Hyundai Veloster plays a vital role in keeping your engine running smoothly. If you\u2019re facing symptoms like stalling, misfires, or a no-start condition, a faulty ECM could be the cause. Replacing it involves careful installation and programming, but with the right unit, you can avoid unnecessary hassles. Consider your options and address the issue early to keep your Veloster performing at its best.<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>2020 Hyundai Veloster owners experiencing no-start, stalling, or misfire codes may need an ECM replacement. Learn symptoms, labor times, and why a VIN-programmed unit simplifies repairs for your vehicle.<\/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":[258,279],"tags":[676,280,1181],"class_list":["post-530999","post","type-post","status-publish","format-standard","hentry","category-car","category-hyundai","tag-676","tag-hyundai","tag-veloster"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>2020 Hyundai Veloster ECM Replacement: What Owners Should Know - 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\/2020-hyundai-veloster-pcm-replacement-guide\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"2020 Hyundai Veloster ECM Replacement: What Owners Should Know - Flagship One Blog\" \/>\n<meta property=\"og:description\" content=\"2020 Hyundai Veloster owners experiencing no-start, stalling, or misfire codes may need an ECM replacement. Learn symptoms, labor times, and why a VIN-programmed unit simplifies repairs for your vehicle.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.fs1inc.com\/blog\/2020-hyundai-veloster-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=\"2026-07-17T14:49:47+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=\"7 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2020-hyundai-veloster-pcm-replacement-guide\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2020-hyundai-veloster-pcm-replacement-guide\\\/\"},\"author\":{\"name\":\"FlagshipOne\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#\\\/schema\\\/person\\\/a3cf463514bd03eb7656953ef8f75700\"},\"headline\":\"2020 Hyundai Veloster ECM Replacement: What Owners Should Know\",\"datePublished\":\"2026-07-17T14:49:47+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2020-hyundai-veloster-pcm-replacement-guide\\\/\"},\"wordCount\":1488,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#organization\"},\"keywords\":[\"2020\",\"Hyundai\",\"veloster\"],\"articleSection\":[\"Car\",\"Hyundai\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2020-hyundai-veloster-pcm-replacement-guide\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2020-hyundai-veloster-pcm-replacement-guide\\\/\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2020-hyundai-veloster-pcm-replacement-guide\\\/\",\"name\":\"2020 Hyundai Veloster ECM Replacement: What Owners Should Know - Flagship One Blog\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#website\"},\"datePublished\":\"2026-07-17T14:49:47+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2020-hyundai-veloster-pcm-replacement-guide\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2020-hyundai-veloster-pcm-replacement-guide\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2020-hyundai-veloster-pcm-replacement-guide\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"2020 Hyundai Veloster ECM Replacement: What Owners Should Know\"}]},{\"@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":"2020 Hyundai Veloster ECM Replacement: What Owners Should Know - 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\/2020-hyundai-veloster-pcm-replacement-guide\/","og_locale":"en_US","og_type":"article","og_title":"2020 Hyundai Veloster ECM Replacement: What Owners Should Know - Flagship One Blog","og_description":"2020 Hyundai Veloster owners experiencing no-start, stalling, or misfire codes may need an ECM replacement. Learn symptoms, labor times, and why a VIN-programmed unit simplifies repairs for your vehicle.","og_url":"https:\/\/www.fs1inc.com\/blog\/2020-hyundai-veloster-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":"2026-07-17T14:49:47+00:00","author":"FlagshipOne","twitter_card":"summary_large_image","twitter_creator":"@theflagshipone","twitter_site":"@theflagshipone","twitter_misc":{"Written by":"FlagshipOne","Est. reading time":"7 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.fs1inc.com\/blog\/2020-hyundai-veloster-pcm-replacement-guide\/#article","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/2020-hyundai-veloster-pcm-replacement-guide\/"},"author":{"name":"FlagshipOne","@id":"https:\/\/www.fs1inc.com\/blog\/#\/schema\/person\/a3cf463514bd03eb7656953ef8f75700"},"headline":"2020 Hyundai Veloster ECM Replacement: What Owners Should Know","datePublished":"2026-07-17T14:49:47+00:00","mainEntityOfPage":{"@id":"https:\/\/www.fs1inc.com\/blog\/2020-hyundai-veloster-pcm-replacement-guide\/"},"wordCount":1488,"commentCount":0,"publisher":{"@id":"https:\/\/www.fs1inc.com\/blog\/#organization"},"keywords":["2020","Hyundai","veloster"],"articleSection":["Car","Hyundai"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.fs1inc.com\/blog\/2020-hyundai-veloster-pcm-replacement-guide\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.fs1inc.com\/blog\/2020-hyundai-veloster-pcm-replacement-guide\/","url":"https:\/\/www.fs1inc.com\/blog\/2020-hyundai-veloster-pcm-replacement-guide\/","name":"2020 Hyundai Veloster ECM Replacement: What Owners Should Know - Flagship One Blog","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/#website"},"datePublished":"2026-07-17T14:49:47+00:00","breadcrumb":{"@id":"https:\/\/www.fs1inc.com\/blog\/2020-hyundai-veloster-pcm-replacement-guide\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.fs1inc.com\/blog\/2020-hyundai-veloster-pcm-replacement-guide\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.fs1inc.com\/blog\/2020-hyundai-veloster-pcm-replacement-guide\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.fs1inc.com\/blog\/"},{"@type":"ListItem","position":2,"name":"2020 Hyundai Veloster ECM Replacement: What Owners Should Know"}]},{"@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\/530999","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=530999"}],"version-history":[{"count":1,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/posts\/530999\/revisions"}],"predecessor-version":[{"id":531000,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/posts\/530999\/revisions\/531000"}],"wp:attachment":[{"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/media?parent=530999"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/categories?post=530999"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/tags?post=530999"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}