{"id":77404,"date":"2025-09-04T13:12:26","date_gmt":"2025-09-04T18:12:26","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=77404"},"modified":"2025-09-04T13:12:26","modified_gmt":"2025-09-04T18:12:26","slug":"p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost","title":{"rendered":"P023D OBD2: Manifold Absolute Pressure &#8211; Turbocharger\/Supercharger Boost"},"content":{"rendered":"<p>The P023D code refers to the Manifold Absolute Pressure (MAP) Sensor, which monitors the pressure within the engine manifold, and the Boost Pressure Sensor, which measures the pressure going into the turbocharger. This OBD-II code indicates a calibration issue between these two sensors.<\/p>\n<h2>What Does the P023D Code Mean?<\/h2>\n<p>The P023D code indicates that the engine control module (PCM) has detected a discrepancy in readings between the MAP sensor and the Boost Pressure sensor. This can affect engine performance and efficiency.<\/p>\n<h2>What Causes the P023D Code?<\/h2>\n<ul>\n<li>Brake booster pressure sensor failure<\/li>\n<li>Manifold Absolute Pressure (MAP) sensor failure<\/li>\n<li>Powertrain Control Module (PCM) failure<\/li>\n<li>Wiring issues between sensors<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P023D Code?<\/h2>\n<ul>\n<li>Decreased engine performance<\/li>\n<li>Reduced turbocharger efficiency<\/li>\n<li>Check engine light illuminated<\/li>\n<\/ul>\n<h2>How Serious Is the P023D Code?<\/h2>\n<p>This code is classified as urgent because it can lead to significant engine damage if not addressed promptly. Continued driving with this code can result in severe performance issues and potential safety hazards.<\/p>\n<h2>How to Diagnose the P023D Code<\/h2>\n<p>A proper diagnosis involves using an OBD-II scanner to confirm the P023D code and inspecting the MAP and Boost Pressure sensors. Technicians should check wiring, look for vacuum leaks, and test the sensors for proper functionality.<\/p>\n<h2>Common Repairs for the P023D Code<\/h2>\n<ul>\n<li>Replacing the MAP sensor<\/li>\n<li>Repairing or replacing faulty wiring<\/li>\n<li>Replacing the Boost Pressure sensor<\/li>\n<li>Addressing PCM issues if necessary<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P023D Code?<\/h2>\n<p>The cost of repairs can range between $100 to $600, depending on the specific issues found, parts needed, and labor costs associated with the repair.<\/p>\n<h2>Can I Fix the P023D Code Myself?<\/h2>\n<p>While some aspects of diagnosing and replacing sensors can be done by a knowledgeable DIY enthusiast, it is recommended to seek professional assistance for a comprehensive diagnosis to ensure all underlying issues are resolved.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The P023D code refers to the Manifold Absolute Pressure (MAP) Sensor, which monitors the pressure within the engine manifold, and the Boost Pressure Sensor, which measures the pressure going into the turbocharger. This OBD-II code indicates a calibration issue between these two sensors. What Does the P023D Code Mean? The P023D code indicates that the &hellip;<\/p>\n","protected":false},"author":26,"featured_media":95514,"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-77404","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 v27.9 (Yoast SEO v27.9) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>OBD2 Code P023D \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P023D code, what causes manifold absolute pressure issues, and how to diagnose and fix common problems 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\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P023D OBD2: Manifold Absolute Pressure - Turbocharger\/Supercharger Boost\" \/>\n<meta property=\"og:description\" content=\"The P023D code refers to the Manifold Absolute Pressure (MAP) Sensor, which monitors the pressure within the engine manifold, and the Boost Pressure\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.emanualonline.com\/blog\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost\" \/>\n<meta property=\"og:site_name\" content=\"eManualOnline Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/EmanualOnline\/\" \/>\n<meta property=\"article:published_time\" content=\"2025-09-04T18:12:26+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost.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\\\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost\"},\"author\":{\"name\":\"JC Landry\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#\\\/schema\\\/person\\\/e803434ab3cc70008b22b56253223403\"},\"headline\":\"P023D OBD2: Manifold Absolute Pressure &#8211; Turbocharger\\\/Supercharger Boost\",\"datePublished\":\"2025-09-04T18:12:26+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost\"},\"wordCount\":325,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost.png\",\"articleSection\":[\"P Codes - OBD2 Powertrain Codes\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost#respond\"]}],\"copyrightYear\":\"2025\",\"copyrightHolder\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost\",\"url\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost\",\"name\":\"OBD2 Code P023D \u2013 Causes, Symptoms, and Repairs\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost.png\",\"datePublished\":\"2025-09-04T18:12:26+00:00\",\"description\":\"Learn all about the P023D code, what causes manifold absolute pressure issues, and how to diagnose and fix common problems to maintain optimal engine performance.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost#primaryimage\",\"url\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost.png\",\"contentUrl\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost.png\",\"width\":1200,\"height\":675,\"caption\":\"P023D OBD2: Manifold Absolute Pressure - Turbocharger\\\/Supercharger Boost\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"P023D OBD2: Manifold Absolute Pressure &#8211; Turbocharger\\\/Supercharger Boost\"}]},{\"@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 spent 15+ years as a certified Master Mechanic before trading the shop for the keyboard. He's worked across dealerships, owned and operated his own independent garage, and consulted on automotive trade school curricula, reviewing technical textbooks used in vocational programs. He now serves as Editor-in-Chief at eManualOnline.com, where he oversees the platform's technical content. He's one of the few voices in automotive publishing who has actually turned wrenches professionally on the vehicles he covers. He didn't learn automotive repair to write about it. He learned to write after spending over a decade doing it.\",\"sameAs\":[\"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 P023D \u2013 Causes, Symptoms, and Repairs","description":"Learn all about the P023D code, what causes manifold absolute pressure issues, and how to diagnose and fix common problems 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\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost","og_locale":"en_US","og_type":"article","og_title":"P023D OBD2: Manifold Absolute Pressure - Turbocharger\/Supercharger Boost","og_description":"The P023D code refers to the Manifold Absolute Pressure (MAP) Sensor, which monitors the pressure within the engine manifold, and the Boost Pressure","og_url":"https:\/\/www.emanualonline.com\/blog\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost","og_site_name":"eManualOnline Blog","article_publisher":"https:\/\/www.facebook.com\/EmanualOnline\/","article_published_time":"2025-09-04T18:12:26+00:00","og_image":[{"width":1200,"height":675,"url":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost.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\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost#article","isPartOf":{"@id":"https:\/\/www.emanualonline.com\/blog\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost"},"author":{"name":"JC Landry","@id":"https:\/\/www.emanualonline.com\/blog\/#\/schema\/person\/e803434ab3cc70008b22b56253223403"},"headline":"P023D OBD2: Manifold Absolute Pressure &#8211; Turbocharger\/Supercharger Boost","datePublished":"2025-09-04T18:12:26+00:00","mainEntityOfPage":{"@id":"https:\/\/www.emanualonline.com\/blog\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost"},"wordCount":325,"commentCount":0,"publisher":{"@id":"https:\/\/www.emanualonline.com\/blog\/#organization"},"image":{"@id":"https:\/\/www.emanualonline.com\/blog\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost#primaryimage"},"thumbnailUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost.png","articleSection":["P Codes - OBD2 Powertrain Codes"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.emanualonline.com\/blog\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost#respond"]}],"copyrightYear":"2025","copyrightHolder":{"@id":"https:\/\/www.emanualonline.com\/blog\/#organization"}},{"@type":"WebPage","@id":"https:\/\/www.emanualonline.com\/blog\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost","url":"https:\/\/www.emanualonline.com\/blog\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost","name":"OBD2 Code P023D \u2013 Causes, Symptoms, and Repairs","isPartOf":{"@id":"https:\/\/www.emanualonline.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.emanualonline.com\/blog\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost#primaryimage"},"image":{"@id":"https:\/\/www.emanualonline.com\/blog\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost#primaryimage"},"thumbnailUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost.png","datePublished":"2025-09-04T18:12:26+00:00","description":"Learn all about the P023D code, what causes manifold absolute pressure issues, and how to diagnose and fix common problems to maintain optimal engine performance.","breadcrumb":{"@id":"https:\/\/www.emanualonline.com\/blog\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.emanualonline.com\/blog\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.emanualonline.com\/blog\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost#primaryimage","url":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost.png","contentUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost.png","width":1200,"height":675,"caption":"P023D OBD2: Manifold Absolute Pressure - Turbocharger\/Supercharger Boost"},{"@type":"BreadcrumbList","@id":"https:\/\/www.emanualonline.com\/blog\/p023d-obd2-manifold-absolute-pressure-turbocharger-supercharger-boost#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.emanualonline.com\/blog\/"},{"@type":"ListItem","position":2,"name":"P023D OBD2: Manifold Absolute Pressure &#8211; Turbocharger\/Supercharger Boost"}]},{"@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 spent 15+ years as a certified Master Mechanic before trading the shop for the keyboard. He's worked across dealerships, owned and operated his own independent garage, and consulted on automotive trade school curricula, reviewing technical textbooks used in vocational programs. He now serves as Editor-in-Chief at eManualOnline.com, where he oversees the platform's technical content. He's one of the few voices in automotive publishing who has actually turned wrenches professionally on the vehicles he covers. He didn't learn automotive repair to write about it. He learned to write after spending over a decade doing it.","sameAs":["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\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost.png",1200,675,false],"thumbnail":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost-150x150.png",150,150,true],"medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost-300x169.png",300,169,true],"medium_large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost-768x432.png",618,348,true],"large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost-1024x576.png",618,348,true],"1536x1536":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost.png",1200,675,false],"2048x2048":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost.png",1200,675,false],"tie-small":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost-110x75.png",110,75,true],"tie-medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost-403x215.png",403,215,true],"tie-large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost-310x205.png",310,205,true],"slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost-660x330.png",660,330,true],"big-slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/09\/p023d-obd2-manifold-absolute-pressure-turbochargersupercharger-boost-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 P023D code refers to the Manifold Absolute Pressure (MAP) Sensor, which monitors the pressure within the engine manifold, and the Boost Pressure Sensor, which measures the pressure going into the turbocharger. This OBD-II code indicates a calibration issue between these two sensors. What Does the P023D Code Mean? The P023D code indicates that the&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/77404","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=77404"}],"version-history":[{"count":1,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/77404\/revisions"}],"predecessor-version":[{"id":84103,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/77404\/revisions\/84103"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/95514"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=77404"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=77404"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=77404"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}