{"id":77019,"date":"2025-09-17T12:39:15","date_gmt":"2025-09-17T17:39:15","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=77019"},"modified":"2025-09-17T12:39:15","modified_gmt":"2025-09-17T17:39:15","slug":"p0443-obd2-evaporative-emission-system-purge-control-valve-circuit","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit","title":{"rendered":"P0443 OBD2: Evaporative Emission System Purge Control Valve Circuit"},"content":{"rendered":"<p>The P0443 OBD-II code indicates an issue with the Evaporative Emission Control (EVAP) system, specifically the Purge Control Valve Circuit. This code arises when the engine control module (PCM) detects improper flow in the EVAP system.<\/p>\n<h2>What Does the P0443 Code Mean?<\/h2>\n<p>The P0443 code signifies a malfunction in the Evaporative System Purge Control Valve Circuit. This malfunction can be due to a physically defective purge valve or an electrical issue such as a shorted or open circuit.<\/p>\n<h2>What Causes the P0443 Code?<\/h2>\n<p>The primary causes for the P0443 code include:<\/p>\n<ul>\n<li>Electrically shorted purge valve solenoid<\/li>\n<li>Purge valve stuck open or closed<\/li>\n<li>Open or shorted purge valve wiring or connector<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P0443 Code?<\/h2>\n<p>Symptoms associated with the P0443 code may include:<\/p>\n<ul>\n<li>Illumination of the Check Engine Light<\/li>\n<li>No noticeable adverse conditions in most cases<\/li>\n<li>Possible fuel odor due to vapor release<\/li>\n<li>Engine may idle roughly, hesitate, or stall<\/li>\n<\/ul>\n<h2>How Serious Is the P0443 Code?<\/h2>\n<p>The P0443 code is considered moderate in severity. While it may not immediately threaten the vehicle&#8217;s safety or functionality, it is essential to address it promptly to prevent further issues and maintain optimal vehicle performance.<\/p>\n<h2>How to Diagnose the P0443 Code<\/h2>\n<p>To accurately diagnose the P0443 code, follow these steps:<\/p>\n<ol>\n<li>Retrieve the code and document the freeze frame data for reference.<\/li>\n<li>Conduct a visual inspection of all accessible hoses and components in the EVAP system for damage or deterioration.<\/li>\n<li>Check the functionality of the Fuel Tank Pressure Sensor using a scan tool. Ensure it is providing accurate pressure readings.<\/li>\n<li>Inspect and test the fuel cap for proper sealing and integrity.<\/li>\n<li>Verify that the purge and vent valves are operational and can hold vacuum for 30-60 seconds.<\/li>\n<li>If no issues are found, perform a smoke test of the EVAP system to detect hidden leaks.<\/li>\n<\/ol>\n<h2>Common Repairs for the P0443 Code<\/h2>\n<p>Common repairs for addressing the P0443 code include:<\/p>\n<ul>\n<li>Replacing the purge valve<\/li>\n<li>Repairing or replacing damaged wiring or connectors<\/li>\n<li>Replacing the Fuel Tank Pressure Sensor if faulty<\/li>\n<li>Ensuring the fuel cap is functioning correctly and sealing properly<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P0443 Code?<\/h2>\n<p>The cost to repair the P0443 code can vary widely based on the specific issue identified. On average, repairs may range from $100 to $500, depending on parts and labor.<\/p>\n<h2>Can I Fix the P0443 Code Myself?<\/h2>\n<p>While some repairs related to the P0443 code, such as replacing a fuel cap or inspecting hoses, can be performed by DIY enthusiasts, diagnosing electrical issues or replacing the purge valve may require specialized tools and knowledge. If you are unsure, it is advisable to consult a professional mechanic.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The P0443 OBD-II code indicates an issue with the Evaporative Emission Control (EVAP) system, specifically the Purge Control Valve Circuit. This code arises when the engine control module (PCM) detects improper flow in the EVAP system. What Does the P0443 Code Mean? The P0443 code signifies a malfunction in the Evaporative System Purge Control Valve &hellip;<\/p>\n","protected":false},"author":26,"featured_media":96750,"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-77019","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 P0443 \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P0443 code, what causes evaporative emission system purge control valve circuit malfunction, 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\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P0443 OBD2: Evaporative Emission System Purge Control Valve Circuit\" \/>\n<meta property=\"og:description\" content=\"The P0443 OBD-II code indicates an issue with the Evaporative Emission Control (EVAP) system, specifically the Purge Control Valve Circuit. This code\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.emanualonline.com\/blog\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit\" \/>\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=\"2025-09-17T17:39:15+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit.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\\\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit\"},\"author\":{\"name\":\"JC Landry\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#\\\/schema\\\/person\\\/e803434ab3cc70008b22b56253223403\"},\"headline\":\"P0443 OBD2: Evaporative Emission System Purge Control Valve Circuit\",\"datePublished\":\"2025-09-17T17:39:15+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit\"},\"wordCount\":449,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit.png\",\"articleSection\":[\"P Codes - OBD2 Powertrain Codes\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit#respond\"]}],\"copyrightYear\":\"2025\",\"copyrightHolder\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit\",\"url\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit\",\"name\":\"OBD2 Code P0443 \u2013 Causes, Symptoms, and Repairs\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit.png\",\"datePublished\":\"2025-09-17T17:39:15+00:00\",\"description\":\"Learn all about the P0443 code, what causes evaporative emission system purge control valve circuit malfunction, and how to diagnose and fix common issues to maintain optimal engine performance.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit#primaryimage\",\"url\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit.png\",\"contentUrl\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit.png\",\"width\":1200,\"height\":675,\"caption\":\"P0443 OBD2: Evaporative Emission System Purge Control Valve Circuit\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"P0443 OBD2: Evaporative Emission System Purge Control Valve Circuit\"}]},{\"@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 P0443 \u2013 Causes, Symptoms, and Repairs","description":"Learn all about the P0443 code, what causes evaporative emission system purge control valve circuit malfunction, 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\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit","og_locale":"en_US","og_type":"article","og_title":"P0443 OBD2: Evaporative Emission System Purge Control Valve Circuit","og_description":"The P0443 OBD-II code indicates an issue with the Evaporative Emission Control (EVAP) system, specifically the Purge Control Valve Circuit. This code","og_url":"https:\/\/www.emanualonline.com\/blog\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit","og_site_name":"eManualOnline Blog","article_publisher":"https:\/\/www.facebook.com\/EmanualOnline\/","article_author":"https:\/\/www.facebook.com\/jee514","article_published_time":"2025-09-17T17:39:15+00:00","og_image":[{"width":1200,"height":675,"url":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit.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\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit#article","isPartOf":{"@id":"https:\/\/www.emanualonline.com\/blog\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit"},"author":{"name":"JC Landry","@id":"https:\/\/www.emanualonline.com\/blog\/#\/schema\/person\/e803434ab3cc70008b22b56253223403"},"headline":"P0443 OBD2: Evaporative Emission System Purge Control Valve Circuit","datePublished":"2025-09-17T17:39:15+00:00","mainEntityOfPage":{"@id":"https:\/\/www.emanualonline.com\/blog\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit"},"wordCount":449,"commentCount":0,"publisher":{"@id":"https:\/\/www.emanualonline.com\/blog\/#organization"},"image":{"@id":"https:\/\/www.emanualonline.com\/blog\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit#primaryimage"},"thumbnailUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit.png","articleSection":["P Codes - OBD2 Powertrain Codes"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.emanualonline.com\/blog\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit#respond"]}],"copyrightYear":"2025","copyrightHolder":{"@id":"https:\/\/www.emanualonline.com\/blog\/#organization"}},{"@type":"WebPage","@id":"https:\/\/www.emanualonline.com\/blog\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit","url":"https:\/\/www.emanualonline.com\/blog\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit","name":"OBD2 Code P0443 \u2013 Causes, Symptoms, and Repairs","isPartOf":{"@id":"https:\/\/www.emanualonline.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.emanualonline.com\/blog\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit#primaryimage"},"image":{"@id":"https:\/\/www.emanualonline.com\/blog\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit#primaryimage"},"thumbnailUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit.png","datePublished":"2025-09-17T17:39:15+00:00","description":"Learn all about the P0443 code, what causes evaporative emission system purge control valve circuit malfunction, and how to diagnose and fix common issues to maintain optimal engine performance.","breadcrumb":{"@id":"https:\/\/www.emanualonline.com\/blog\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.emanualonline.com\/blog\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.emanualonline.com\/blog\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit#primaryimage","url":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit.png","contentUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit.png","width":1200,"height":675,"caption":"P0443 OBD2: Evaporative Emission System Purge Control Valve Circuit"},{"@type":"BreadcrumbList","@id":"https:\/\/www.emanualonline.com\/blog\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.emanualonline.com\/blog\/"},{"@type":"ListItem","position":2,"name":"P0443 OBD2: Evaporative Emission System Purge Control Valve Circuit"}]},{"@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\/09\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit.png",1200,675,false],"thumbnail":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit-150x150.png",150,150,true],"medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit-300x169.png",300,169,true],"medium_large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit-768x432.png",618,348,true],"large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit-1024x576.png",618,348,true],"1536x1536":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit.png",1200,675,false],"2048x2048":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit.png",1200,675,false],"tie-small":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit-110x75.png",110,75,true],"tie-medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit-403x215.png",403,215,true],"tie-large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit-310x205.png",310,205,true],"slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit-660x330.png",660,330,true],"big-slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p0443-obd2-evaporative-emission-system-purge-control-valve-circuit-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":"The P0443 OBD-II code indicates an issue with the Evaporative Emission Control (EVAP) system, specifically the Purge Control Valve Circuit. This code arises when the engine control module (PCM) detects improper flow in the EVAP system. What Does the P0443 Code Mean? The P0443 code signifies a malfunction in the Evaporative System Purge Control Valve&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/77019","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=77019"}],"version-history":[{"count":1,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/77019\/revisions"}],"predecessor-version":[{"id":83718,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/77019\/revisions\/83718"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/96750"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=77019"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=77019"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=77019"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}