{"id":519151,"date":"2025-12-11T06:53:19","date_gmt":"2025-12-11T11:53:19","guid":{"rendered":"https:\/\/www.fs1inc.com\/blog\/dtc-u0169-lost-communication-sunroof-control-module\/"},"modified":"2025-12-11T06:53:19","modified_gmt":"2025-12-11T11:53:19","slug":"dtc-u0169-lost-communication-sunroof-control-module","status":"publish","type":"post","link":"https:\/\/www.fs1inc.com\/blog\/dtc-u0169-lost-communication-sunroof-control-module\/","title":{"rendered":"U0169 Code Symptoms, Causes, Diagnosis &#038; Repair Guide \u2013 Full Overview"},"content":{"rendered":"<div class=\"container\">\n<section class=\"hero\">\n<div class=\"code-badge\">U0169<\/div>\n<h1>U0169 Code Symptoms, Causes, Diagnosis &amp; Repair Guide \u2013 Full Overview<\/h1>\n<p class=\"hero-subtitle\">\n<\/section>\n<div class=\"quick-summary\">\n<h2>Quick Summary<\/h2>\n<ul>\n<li>U0169 means the vehicle\u2019s network cannot receive data from the sunroof control module. <\/li>\n<li>Typical driver\u2011visible signs are a non\u2011functional sunroof, a stuck or slow\u2011moving roof, and a persistent \u201cSunroof\u201d warning lamp. <\/li>\n<li>Common causes are wiring harness damage, corroded connectors, a failed sunroof module, or a disrupted CAN\u2011bus communication path. <\/li>\n<li>Diagnosis starts with a scan tool, visual wiring inspection, and a module communication test; re\u2011programming or replacement resolves most cases. <\/li>\n<li>Flagship One supplies VIN\u2011matched, pre\u2011programmed sunroof control modules that install plug\u2011and\u2011drive and are backed by a warranty. <\/li>\n<\/ul>\n<\/div>\n<h3>U0169 Communication Failure: Symptoms, Causes, and How to Fix It <\/h3>\n<p>Drivers who encounter a sunroof that refuses to open, closes sluggishly, or stays stuck in one position will often see a small \u201cSunroof\u201d indicator flashing on the instrument cluster. In many cases the dashboard will also display a generic communication\u2011loss warning. Those are the primary clues that the vehicle\u2019s network has lost communication with the sunroof control module, triggering the U0169 diagnostic trouble code.<\/p>\n<h2>Symptoms <\/h2>\n<ul>\n<li><strong>Sunroof will not open or close<\/strong> \u2013 the switch appears dead, and no movement occurs. <\/li>\n<li><strong>Partial or slow motion<\/strong> \u2013 the roof moves a few inches then stops, or it takes several seconds longer than normal. <\/li>\n<li><strong>\u201cSunroof\u201d warning light stays illuminated<\/strong> \u2013 the light may flash or remain steady even after the vehicle is restarted. <\/li>\n<li><strong>Intermittent operation<\/strong> \u2013 the sunroof works correctly one day, then fails the next without any obvious change. <\/li>\n<\/ul>\n<p>These signs are directly tied to the loss of data exchange between the sunroof control module and the vehicle\u2019s communication bus. Because the module does not report its status, the body\u2011control system disables the motor to protect the roof from damage.<\/p>\n<h2>Why Sunroof Control Module Problems Occur <\/h2>\n<h3>Faulty Wiring or Connectors <\/h3>\n<p>The sunroof module communicates over the CAN\u2011bus using a dedicated harness. Corrosion, pinched wires, or loose connector pins break the electrical path, preventing data packets from reaching the module. Water intrusion in the roof cavity is a frequent source of connector corrosion.<\/p>\n<h3>Module Power\u2011Supply Issues <\/h3>\n<p>A weak or intermittent 12 V supply\u2014often caused by a failing relay or a blown fuse\u2014can cause the module to reset repeatedly. When the module powers down, the bus sees a \u201cno\u2011response\u201d condition and stores U0169.<\/p>\n<h3>Internal Module Failure <\/h3>\n<p>Circuit\u2011board damage, failed memory cells, or burnt driver transistors inside the sunroof control module stop it from transmitting or receiving messages. This type of failure typically produces a persistent U0169 even after the wiring is verified.<\/p>\n<h3>CAN\u2011Bus Communication Disruption <\/h3>\n<p>A fault elsewhere on the network (e.g., a shorted line in another body\u2011control module) can overload the bus, causing time\u2011outs for the sunroof module. While the root cause may be outside the sunroof system, the symptom remains a loss of communication with that specific module.<\/p>\n<h2>Diagnostic and Repair Procedures <\/h2>\n<ol>\n<li><strong>Retrieve the Code<\/strong> \u2013 Connect a professional OBD\u2011II scan tool capable of reading body\u2011control codes. Confirm U0169 and note any additional codes that may indicate a broader bus issue.\n<\/li>\n<li><strong>Visual Wiring Inspection<\/strong> \u2013 Open the roof trim and locate the sunroof harness. Look for cracked insulation, exposed conductors, or water stains. Re\u2011seat each connector and apply dielectric grease to prevent future corrosion.\n<\/li>\n<li><strong>Power\u2011Supply Verification<\/strong> \u2013 Measure voltage at the module\u2019s power pin while the ignition is ON. A stable 12 V \u00b1 0.5 V reading confirms adequate supply. Check the associated fuse (often 10 A) and the relay that energizes the module.\n<\/li>\n<li><strong>CAN\u2011Bus Communication Test<\/strong> \u2013 Use the scan tool\u2019s \u201cbus monitor\u201d function to watch live traffic. Absence of messages from the sunroof module while other modules communicate confirms a module\u2011specific loss.\n<\/li>\n<li><strong>Module Re\u2011programming<\/strong> \u2013 If the module\u2019s software is outdated or corrupted, a re\u2011flash may restore communication. This requires a dealer\u2011level or OEM\u2011compatible programming tool and the vehicle\u2019s VIN to load the correct calibration.\n<\/li>\n<li><strong>Module Replacement<\/strong> \u2013 When power, wiring, and software are verified but the module still does not respond, replace the sunroof control module. Install the new unit, verify correct VIN matching, and perform a final communication test.\n<\/li>\n<\/ol>\n<p>Typical labor for inspection and testing ranges from $80\u2011$120. Re\u2011programming costs $150\u2011$250, while a replacement module (including programming) generally falls between $400\u2011$650 plus labor.<\/p>\n<h2>When Sunroof Control Module 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>Repeated attempts to repair a sunroof module\u2014such as soldering cracked traces or swapping capacitors\u2014often provide only a temporary fix. Moisture\u2011induced corrosion or internal component fatigue can reappear within weeks, leading to recurring U0169 entries and driver frustration. <\/p>\n<p>If the diagnostic sequence reveals any of the following, replacement is the prudent choice: <\/p>\n<p>* The module fails the bus\u2011monitor test after a full wiring and power\u2011supply verification. <\/p>\n<p>* Visual inspection shows extensive corrosion or water damage inside the module housing. <\/p>\n<p>* Re\u2011programming does not clear the code or the module re\u2011enters a fault state within 30 minutes of operation. <\/p>\n<p><strong>Flagship One positioning<\/strong> \u2013 Modern control modules are complex and integrated with security and immobilizer systems. That&#8217;s why choosing a replacement isn\u2019t only about the hardware\u2014it&#8217;s about correct programming and compatibility. Flagship One specializes in VIN\u2011matched control modules, providing a plug\u2011and\u2011drive solution backed by a warranty. Replacement units vary depending on production date and software version, so the correct module is matched by VIN before programming. This eliminates dealer\u2011only programming delays and ensures the new sunroof module communicates flawlessly with the vehicle\u2019s network from day one.<\/p>\n<h2>Preventive Maintenance <\/h2>\n<ul>\n<li><strong>Keep the roof area dry<\/strong> \u2013 Regularly clean the sunroof tracks and ensure drainage tubes are clear of leaves and debris. <\/li>\n<li><strong>Inspect connectors annually<\/strong> \u2013 Look for signs of corrosion or loosened pins, especially after winter road\u2011salt exposure. <\/li>\n<li><strong>Run a brief sunroof cycle each month<\/strong> \u2013 Small motions keep the motor and module lubricated and help detect early communication glitches. <\/li>\n<li><strong>Maintain the vehicle\u2019s overall CAN\u2011bus health<\/strong> \u2013 Promptly address any unrelated body\u2011control warnings; a healthy bus reduces the chance of collateral communication loss. <\/li>\n<\/ul>\n<p>By treating the sunroof system as a sealed, electrically active component, you reduce the likelihood of future U0169 occurrences.<\/p>\n<div class=\"cta-section\">\n<h2>VIN-Programmed Control Module Replacement<\/h2>\n<p>Flagship One provides VIN-programmed, OEM engine and powertrain control modules backed by lifetime warranty. Units arrive pre-programmed to your vehicle&#8217;s specifications for plug-and-drive installation.<\/p>\n<p><a class=\"cta-button\" href=\"https:\/\/www.fs1inc.com\/\">View Products<\/a>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Sunroof won\u2019t open, warning on your vehicle? Lost communication with the sunroof control module can trap the roof\u2014scan, test wiring, re\u2011program\/replace.<\/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-519151","post","type-post","status-publish","format-standard","hentry","category-auto-news"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>U0169 Code Symptoms, Causes, Diagnosis &amp; Repair Guide \u2013 Full Overview - 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-u0169-lost-communication-sunroof-control-module\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"U0169 Code Symptoms, Causes, Diagnosis &amp; Repair Guide \u2013 Full Overview - Flagship One Blog\" \/>\n<meta property=\"og:description\" content=\"Sunroof won\u2019t open, warning on your vehicle? Lost communication with the sunroof control module can trap the roof\u2014scan, test wiring, re\u2011program\/replace.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.fs1inc.com\/blog\/dtc-u0169-lost-communication-sunroof-control-module\/\" \/>\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=\"2025-12-11T11:53:19+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-u0169-lost-communication-sunroof-control-module\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-u0169-lost-communication-sunroof-control-module\\\/\"},\"author\":{\"name\":\"FlagshipOne\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#\\\/schema\\\/person\\\/a3cf463514bd03eb7656953ef8f75700\"},\"headline\":\"U0169 Code Symptoms, Causes, Diagnosis &#038; Repair Guide \u2013 Full Overview\",\"datePublished\":\"2025-12-11T11:53:19+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-u0169-lost-communication-sunroof-control-module\\\/\"},\"wordCount\":1063,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-u0169-lost-communication-sunroof-control-module\\\/#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-u0169-lost-communication-sunroof-control-module\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-u0169-lost-communication-sunroof-control-module\\\/\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-u0169-lost-communication-sunroof-control-module\\\/\",\"name\":\"U0169 Code Symptoms, Causes, Diagnosis & Repair Guide \u2013 Full Overview - Flagship One Blog\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-u0169-lost-communication-sunroof-control-module\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-u0169-lost-communication-sunroof-control-module\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/fs1inc_logo2-scaled.jpg\",\"datePublished\":\"2025-12-11T11:53:19+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-u0169-lost-communication-sunroof-control-module\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-u0169-lost-communication-sunroof-control-module\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/dtc-u0169-lost-communication-sunroof-control-module\\\/#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-u0169-lost-communication-sunroof-control-module\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"U0169 Code Symptoms, Causes, Diagnosis &#038; Repair Guide \u2013 Full Overview\"}]},{\"@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":"U0169 Code Symptoms, Causes, Diagnosis & Repair Guide \u2013 Full Overview - 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-u0169-lost-communication-sunroof-control-module\/","og_locale":"en_US","og_type":"article","og_title":"U0169 Code Symptoms, Causes, Diagnosis & Repair Guide \u2013 Full Overview - Flagship One Blog","og_description":"Sunroof won\u2019t open, warning on your vehicle? Lost communication with the sunroof control module can trap the roof\u2014scan, test wiring, re\u2011program\/replace.","og_url":"https:\/\/www.fs1inc.com\/blog\/dtc-u0169-lost-communication-sunroof-control-module\/","og_site_name":"Flagship One Blog","article_publisher":"https:\/\/www.facebook.com\/flagshipone","article_author":"https:\/\/www.facebook.com\/flagshipone\/","article_published_time":"2025-12-11T11:53:19+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-u0169-lost-communication-sunroof-control-module\/#article","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-u0169-lost-communication-sunroof-control-module\/"},"author":{"name":"FlagshipOne","@id":"https:\/\/www.fs1inc.com\/blog\/#\/schema\/person\/a3cf463514bd03eb7656953ef8f75700"},"headline":"U0169 Code Symptoms, Causes, Diagnosis &#038; Repair Guide \u2013 Full Overview","datePublished":"2025-12-11T11:53:19+00:00","mainEntityOfPage":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-u0169-lost-communication-sunroof-control-module\/"},"wordCount":1063,"commentCount":0,"publisher":{"@id":"https:\/\/www.fs1inc.com\/blog\/#organization"},"image":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-u0169-lost-communication-sunroof-control-module\/#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-u0169-lost-communication-sunroof-control-module\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.fs1inc.com\/blog\/dtc-u0169-lost-communication-sunroof-control-module\/","url":"https:\/\/www.fs1inc.com\/blog\/dtc-u0169-lost-communication-sunroof-control-module\/","name":"U0169 Code Symptoms, Causes, Diagnosis & Repair Guide \u2013 Full Overview - Flagship One Blog","isPartOf":{"@id":"https:\/\/www.fs1inc.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-u0169-lost-communication-sunroof-control-module\/#primaryimage"},"image":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-u0169-lost-communication-sunroof-control-module\/#primaryimage"},"thumbnailUrl":"https:\/\/www.fs1inc.com\/blog\/wp-content\/uploads\/2025\/12\/fs1inc_logo2-scaled.jpg","datePublished":"2025-12-11T11:53:19+00:00","breadcrumb":{"@id":"https:\/\/www.fs1inc.com\/blog\/dtc-u0169-lost-communication-sunroof-control-module\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.fs1inc.com\/blog\/dtc-u0169-lost-communication-sunroof-control-module\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.fs1inc.com\/blog\/dtc-u0169-lost-communication-sunroof-control-module\/#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-u0169-lost-communication-sunroof-control-module\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.fs1inc.com\/blog\/"},{"@type":"ListItem","position":2,"name":"U0169 Code Symptoms, Causes, Diagnosis &#038; Repair Guide \u2013 Full Overview"}]},{"@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\/519151","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=519151"}],"version-history":[{"count":0,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/posts\/519151\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/media?parent=519151"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/categories?post=519151"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fs1inc.com\/blog\/wp-json\/wp\/v2\/tags?post=519151"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}