{"id":79932,"date":"2025-05-29T11:28:50","date_gmt":"2025-05-29T16:28:50","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=79932"},"modified":"2025-06-04T04:22:40","modified_gmt":"2025-06-04T09:22:40","slug":"p2561-obd2-a-c-control-module-requested-mil-illumination","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p2561-obd2-a-c-control-module-requested-mil-illumination","title":{"rendered":"P2561 OBD2: A\/C Control Module Requested MIL Illumination"},"content":{"rendered":"<h2>What Does the P2561 Code Mean?<\/h2>\n<p>The P2561 code is part of the OBD-II diagnostic system and indicates that the A\/C Control Module has detected a problem within the air conditioning system, prompting it to request a Malfunction Indicator Light (MIL) illumination.<\/p>\n<h2>What Causes the P2561 Code?<\/h2>\n<p>This code is triggered when the A\/C Control Module identifies an issue within the A\/C system. It communicates this problem to the engine control module (PCM), leading to the setting of this code.<\/p>\n<h2>What Are the Symptoms of the P2561 Code?<\/h2>\n<ul>\n<li>A\/C may not operate<\/li>\n<\/ul>\n<h2>How Serious Is the P2561 Code?<\/h2>\n<p>The P2561 code is considered to have moderate severity. While it may not pose an immediate threat to the vehicle&#8217;s safety or functionality, it is advisable to diagnose the issue within a reasonable time frame to prevent further complications.<\/p>\n<h2>How to Diagnose the P2561 Code<\/h2>\n<p>Diagnosing the P2561 code involves using specialized diagnostic equipment to read the trouble codes and run tests on the A\/C system. A thorough visual inspection will also help identify any obvious issues that may be contributing to the fault code.<\/p>\n<h2>Common Repairs for the P2561 Code<\/h2>\n<p>Common repairs may include:<\/p>\n<ul>\n<li>Repairing or replacing faulty A\/C components<\/li>\n<li>Checking and replacing refrigerant levels<\/li>\n<li>Inspecting electrical connections and wiring related to the A\/C system<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P2561 Code?<\/h2>\n<p>The cost to fix the P2561 code can vary significantly based on the specific issue identified during diagnosis. On average, repairs may range from $100 to $500, depending on the complexity of the repairs and labor costs in your area.<\/p>\n<h2>Can I Fix the P2561 Code Myself?<\/h2>\n<p>While some basic troubleshooting may be possible for a DIY mechanic, it is recommended to have the vehicle diagnosed and repaired by a professional mechanic. This ensures that the root cause of the code is accurately identified and repaired, preventing further issues.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>What Does the P2561 Code Mean? The P2561 code is part of the OBD-II diagnostic system and indicates that the A\/C Control Module has detected a problem within the air conditioning system, prompting it to request a Malfunction Indicator Light (MIL) illumination. What Causes the P2561 Code? This code is triggered when the A\/C Control &hellip;<\/p>\n","protected":false},"author":26,"featured_media":83011,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_uag_custom_page_level_css":"","footnotes":""},"categories":[11987],"tags":[],"class_list":["post-79932","post","type-post","status-publish","format-standard","has-post-thumbnail","","category-p-obd2-codes-powertrain"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.6 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>OBD2 Code P2561 \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P2561 code, what causes A\/C control module requested MIL illumination, and how to diagnose and fix common issues to maintain optimal engine performance.\" \/>\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.emanualonline.com\/blog\/p2561-obd2-a-c-control-module-requested-mil-illumination\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P2561 OBD2: A\/C Control Module Requested MIL Illumination\" \/>\n<meta property=\"og:description\" content=\"What Does the P2561 Code Mean? The P2561 code is part of the OBD-II diagnostic system and indicates that the A\/C Control Module has detected a problem\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.emanualonline.com\/blog\/p2561-obd2-a-c-control-module-requested-mil-illumination\" \/>\n<meta property=\"og:site_name\" content=\"eManualOnline Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/EmanualOnline\/\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/jee514\" \/>\n<meta property=\"article:published_time\" content=\"2025-05-29T16:28:50+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-06-04T09:22:40+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2561-obd2-ac-control-module-requested-mil-illumination.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"675\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"JC Landry\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@eManualOnline\" \/>\n<meta name=\"twitter:site\" content=\"@eManualOnline\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"JC Landry\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2561-obd2-a-c-control-module-requested-mil-illumination#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2561-obd2-a-c-control-module-requested-mil-illumination\"},\"author\":{\"name\":\"JC Landry\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#\\\/schema\\\/person\\\/e803434ab3cc70008b22b56253223403\"},\"headline\":\"P2561 OBD2: A\\\/C Control Module Requested MIL Illumination\",\"datePublished\":\"2025-05-29T16:28:50+00:00\",\"dateModified\":\"2025-06-04T09:22:40+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2561-obd2-a-c-control-module-requested-mil-illumination\"},\"wordCount\":328,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2561-obd2-a-c-control-module-requested-mil-illumination#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/p2561-obd2-ac-control-module-requested-mil-illumination.png\",\"articleSection\":[\"P Codes - OBD2 Powertrain Codes\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2561-obd2-a-c-control-module-requested-mil-illumination#respond\"]}],\"copyrightYear\":\"2025\",\"copyrightHolder\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2561-obd2-a-c-control-module-requested-mil-illumination\",\"url\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2561-obd2-a-c-control-module-requested-mil-illumination\",\"name\":\"OBD2 Code P2561 \u2013 Causes, Symptoms, and Repairs\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2561-obd2-a-c-control-module-requested-mil-illumination#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2561-obd2-a-c-control-module-requested-mil-illumination#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/p2561-obd2-ac-control-module-requested-mil-illumination.png\",\"datePublished\":\"2025-05-29T16:28:50+00:00\",\"dateModified\":\"2025-06-04T09:22:40+00:00\",\"description\":\"Learn all about the P2561 code, what causes A\\\/C control module requested MIL illumination, and how to diagnose and fix common issues to maintain optimal engine performance.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2561-obd2-a-c-control-module-requested-mil-illumination#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2561-obd2-a-c-control-module-requested-mil-illumination\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2561-obd2-a-c-control-module-requested-mil-illumination#primaryimage\",\"url\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/p2561-obd2-ac-control-module-requested-mil-illumination.png\",\"contentUrl\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/p2561-obd2-ac-control-module-requested-mil-illumination.png\",\"width\":1200,\"height\":675,\"caption\":\"P2561 OBD2: A\\\/C Control Module Requested MIL Illumination\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2561-obd2-a-c-control-module-requested-mil-illumination#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"P2561 OBD2: A\\\/C Control Module Requested MIL Illumination\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#website\",\"url\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/\",\"name\":\"eManualOnline Blog\",\"description\":\"Free Tips on Car Service, Repair and General Stuff\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#organization\",\"name\":\"eManualOnline\",\"url\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/cdm.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2021\\\/04\\\/LOGO-NEW.png\",\"contentUrl\":\"https:\\\/\\\/cdm.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2021\\\/04\\\/LOGO-NEW.png\",\"width\":512,\"height\":82,\"caption\":\"eManualOnline\"},\"image\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/EmanualOnline\\\/\",\"https:\\\/\\\/x.com\\\/eManualOnline\",\"https:\\\/\\\/www.instagram.com\\\/emanual.online\\\/\",\"https:\\\/\\\/www.linkedin.com\\\/company\\\/emanualonline\",\"https:\\\/\\\/www.pinterest.com\\\/emanualonline\\\/\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#\\\/schema\\\/person\\\/e803434ab3cc70008b22b56253223403\",\"name\":\"JC Landry\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2020\\\/07\\\/Jee-150x150.jpg\",\"url\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2020\\\/07\\\/Jee-150x150.jpg\",\"contentUrl\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2020\\\/07\\\/Jee-150x150.jpg\",\"caption\":\"JC Landry\"},\"description\":\"JC is the Senior Editor at eManualOnline.com, GarageSpot.com, and Drive-My.com, as well as the Webmaster of\u00a0TheMechanicDoctor.com, only to name a few. He's been a certified Master Mechanic for 15 years, working for various car dealers and specialized repair shops before turning towards blogging about cars and EVs in the hope of helping the next generation of automotive technicians. He also loves cats, Johnny Cash and Subarus.\",\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/jee514\",\"https:\\\/\\\/www.instagram.com\\\/rat_in_chief\\\/\",\"https:\\\/\\\/www.linkedin.com\\\/in\\\/jean-claude-landry-857781186\\\/\"],\"url\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/author\\\/jclandry\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"OBD2 Code P2561 \u2013 Causes, Symptoms, and Repairs","description":"Learn all about the P2561 code, what causes A\/C control module requested MIL illumination, and how to diagnose and fix common issues to maintain optimal engine performance.","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.emanualonline.com\/blog\/p2561-obd2-a-c-control-module-requested-mil-illumination","og_locale":"en_US","og_type":"article","og_title":"P2561 OBD2: A\/C Control Module Requested MIL Illumination","og_description":"What Does the P2561 Code Mean? The P2561 code is part of the OBD-II diagnostic system and indicates that the A\/C Control Module has detected a problem","og_url":"https:\/\/www.emanualonline.com\/blog\/p2561-obd2-a-c-control-module-requested-mil-illumination","og_site_name":"eManualOnline Blog","article_publisher":"https:\/\/www.facebook.com\/EmanualOnline\/","article_author":"https:\/\/www.facebook.com\/jee514","article_published_time":"2025-05-29T16:28:50+00:00","article_modified_time":"2025-06-04T09:22:40+00:00","og_image":[{"width":1200,"height":675,"url":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2561-obd2-ac-control-module-requested-mil-illumination.png","type":"image\/png"}],"author":"JC Landry","twitter_card":"summary_large_image","twitter_creator":"@eManualOnline","twitter_site":"@eManualOnline","twitter_misc":{"Written by":"JC Landry","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.emanualonline.com\/blog\/p2561-obd2-a-c-control-module-requested-mil-illumination#article","isPartOf":{"@id":"https:\/\/www.emanualonline.com\/blog\/p2561-obd2-a-c-control-module-requested-mil-illumination"},"author":{"name":"JC Landry","@id":"https:\/\/www.emanualonline.com\/blog\/#\/schema\/person\/e803434ab3cc70008b22b56253223403"},"headline":"P2561 OBD2: A\/C Control Module Requested MIL Illumination","datePublished":"2025-05-29T16:28:50+00:00","dateModified":"2025-06-04T09:22:40+00:00","mainEntityOfPage":{"@id":"https:\/\/www.emanualonline.com\/blog\/p2561-obd2-a-c-control-module-requested-mil-illumination"},"wordCount":328,"commentCount":0,"publisher":{"@id":"https:\/\/www.emanualonline.com\/blog\/#organization"},"image":{"@id":"https:\/\/www.emanualonline.com\/blog\/p2561-obd2-a-c-control-module-requested-mil-illumination#primaryimage"},"thumbnailUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2561-obd2-ac-control-module-requested-mil-illumination.png","articleSection":["P Codes - OBD2 Powertrain Codes"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.emanualonline.com\/blog\/p2561-obd2-a-c-control-module-requested-mil-illumination#respond"]}],"copyrightYear":"2025","copyrightHolder":{"@id":"https:\/\/www.emanualonline.com\/blog\/#organization"}},{"@type":"WebPage","@id":"https:\/\/www.emanualonline.com\/blog\/p2561-obd2-a-c-control-module-requested-mil-illumination","url":"https:\/\/www.emanualonline.com\/blog\/p2561-obd2-a-c-control-module-requested-mil-illumination","name":"OBD2 Code P2561 \u2013 Causes, Symptoms, and Repairs","isPartOf":{"@id":"https:\/\/www.emanualonline.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.emanualonline.com\/blog\/p2561-obd2-a-c-control-module-requested-mil-illumination#primaryimage"},"image":{"@id":"https:\/\/www.emanualonline.com\/blog\/p2561-obd2-a-c-control-module-requested-mil-illumination#primaryimage"},"thumbnailUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2561-obd2-ac-control-module-requested-mil-illumination.png","datePublished":"2025-05-29T16:28:50+00:00","dateModified":"2025-06-04T09:22:40+00:00","description":"Learn all about the P2561 code, what causes A\/C control module requested MIL illumination, and how to diagnose and fix common issues to maintain optimal engine performance.","breadcrumb":{"@id":"https:\/\/www.emanualonline.com\/blog\/p2561-obd2-a-c-control-module-requested-mil-illumination#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.emanualonline.com\/blog\/p2561-obd2-a-c-control-module-requested-mil-illumination"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.emanualonline.com\/blog\/p2561-obd2-a-c-control-module-requested-mil-illumination#primaryimage","url":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2561-obd2-ac-control-module-requested-mil-illumination.png","contentUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2561-obd2-ac-control-module-requested-mil-illumination.png","width":1200,"height":675,"caption":"P2561 OBD2: A\/C Control Module Requested MIL Illumination"},{"@type":"BreadcrumbList","@id":"https:\/\/www.emanualonline.com\/blog\/p2561-obd2-a-c-control-module-requested-mil-illumination#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.emanualonline.com\/blog\/"},{"@type":"ListItem","position":2,"name":"P2561 OBD2: A\/C Control Module Requested MIL Illumination"}]},{"@type":"WebSite","@id":"https:\/\/www.emanualonline.com\/blog\/#website","url":"https:\/\/www.emanualonline.com\/blog\/","name":"eManualOnline Blog","description":"Free Tips on Car Service, Repair and General Stuff","publisher":{"@id":"https:\/\/www.emanualonline.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.emanualonline.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.emanualonline.com\/blog\/#organization","name":"eManualOnline","url":"https:\/\/www.emanualonline.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.emanualonline.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/cdm.emanualonline.com\/blog\/wp-content\/uploads\/2021\/04\/LOGO-NEW.png","contentUrl":"https:\/\/cdm.emanualonline.com\/blog\/wp-content\/uploads\/2021\/04\/LOGO-NEW.png","width":512,"height":82,"caption":"eManualOnline"},"image":{"@id":"https:\/\/www.emanualonline.com\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/EmanualOnline\/","https:\/\/x.com\/eManualOnline","https:\/\/www.instagram.com\/emanual.online\/","https:\/\/www.linkedin.com\/company\/emanualonline","https:\/\/www.pinterest.com\/emanualonline\/"]},{"@type":"Person","@id":"https:\/\/www.emanualonline.com\/blog\/#\/schema\/person\/e803434ab3cc70008b22b56253223403","name":"JC Landry","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2020\/07\/Jee-150x150.jpg","url":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2020\/07\/Jee-150x150.jpg","contentUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2020\/07\/Jee-150x150.jpg","caption":"JC Landry"},"description":"JC is the Senior Editor at eManualOnline.com, GarageSpot.com, and Drive-My.com, as well as the Webmaster of\u00a0TheMechanicDoctor.com, only to name a few. He's been a certified Master Mechanic for 15 years, working for various car dealers and specialized repair shops before turning towards blogging about cars and EVs in the hope of helping the next generation of automotive technicians. He also loves cats, Johnny Cash and Subarus.","sameAs":["https:\/\/www.facebook.com\/jee514","https:\/\/www.instagram.com\/rat_in_chief\/","https:\/\/www.linkedin.com\/in\/jean-claude-landry-857781186\/"],"url":"https:\/\/www.emanualonline.com\/blog\/author\/jclandry"}]}},"uagb_featured_image_src":{"full":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2561-obd2-ac-control-module-requested-mil-illumination.png",1200,675,false],"thumbnail":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2561-obd2-ac-control-module-requested-mil-illumination-150x150.png",150,150,true],"medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2561-obd2-ac-control-module-requested-mil-illumination-300x169.png",300,169,true],"medium_large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2561-obd2-ac-control-module-requested-mil-illumination-768x432.png",618,348,true],"large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2561-obd2-ac-control-module-requested-mil-illumination-1024x576.png",618,348,true],"1536x1536":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2561-obd2-ac-control-module-requested-mil-illumination.png",1200,675,false],"2048x2048":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2561-obd2-ac-control-module-requested-mil-illumination.png",1200,675,false],"tie-small":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2561-obd2-ac-control-module-requested-mil-illumination-110x75.png",110,75,true],"tie-medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2561-obd2-ac-control-module-requested-mil-illumination-403x215.png",403,215,true],"tie-large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2561-obd2-ac-control-module-requested-mil-illumination-310x205.png",310,205,true],"slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2561-obd2-ac-control-module-requested-mil-illumination-660x330.png",660,330,true],"big-slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/05\/p2561-obd2-ac-control-module-requested-mil-illumination-1050x525.png",1050,525,true]},"uagb_author_info":{"display_name":"JC Landry","author_link":"https:\/\/www.emanualonline.com\/blog\/author\/jclandry"},"uagb_comment_info":0,"uagb_excerpt":"What Does the P2561 Code Mean? The P2561 code is part of the OBD-II diagnostic system and indicates that the A\/C Control Module has detected a problem within the air conditioning system, prompting it to request a Malfunction Indicator Light (MIL) illumination. What Causes the P2561 Code? This code is triggered when the A\/C Control&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79932","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/users\/26"}],"replies":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/comments?post=79932"}],"version-history":[{"count":1,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79932\/revisions"}],"predecessor-version":[{"id":83014,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79932\/revisions\/83014"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/83011"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=79932"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=79932"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=79932"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}