{"id":79545,"date":"2025-06-13T11:09:25","date_gmt":"2025-06-13T16:09:25","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=79545"},"modified":"2025-06-13T11:09:25","modified_gmt":"2025-06-13T16:09:25","slug":"p2199-obd2-intake-air-temperature-sensor-1-2-correlation","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p2199-obd2-intake-air-temperature-sensor-1-2-correlation","title":{"rendered":"P2199 OBD2: Intake Air Temperature Sensor 1\/2 Correlation"},"content":{"rendered":"<h2>What Does the P2199 Code Mean?<\/h2>\n<p>OBD-II Code P2199 is defined as an Intake Air Temperature Sensor 1\/2 Correlation. This code is triggered when the engine control module (PCM) detects a discrepancy between the readings of the intake air temperature sensor 1 and sensor 2.<\/p>\n<h2>What Causes the P2199 Code?<\/h2>\n<p>The primary causes of the P2199 code include:<\/p>\n<ul>\n<li>Intake Air Temperature (IAC) sensor failure<\/li>\n<li>Powertrain Control Module (PCM) failure<\/li>\n<li>Wiring issues related to the sensors<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P2199 Code?<\/h2>\n<p>Symptoms of the P2199 code may include:<\/p>\n<ul>\n<li>Decreased engine performance<\/li>\n<li>Increased fuel consumption<\/li>\n<\/ul>\n<h2>How Serious Is the P2199 Code?<\/h2>\n<p>The severity of the P2199 code is moderate. While it may not immediately threaten the vehicle&#8217;s safety or functionality, it is essential to diagnose and address the issue within a reasonable time frame to prevent more severe problems down the line.<\/p>\n<h2>How to Diagnose the P2199 Code<\/h2>\n<p>Diagnosing the P2199 code typically involves the following steps:<\/p>\n<ol>\n<li>Connect an OBD-II scanner to the vehicle&#8217;s diagnostic port.<\/li>\n<li>Retrieve and record the code and any related codes.<\/li>\n<li>Inspect the wiring and connectors for any visible damage or disconnections.<\/li>\n<li>Test the intake air temperature sensors for proper function.<\/li>\n<li>Check the PCM for any faults or updates.<\/li>\n<\/ol>\n<h2>Common Repairs for the P2199 Code<\/h2>\n<p>Common repairs for the P2199 code may include:<\/p>\n<ul>\n<li>Replacing a faulty Intake Air Temperature sensor<\/li>\n<li>Repairing or replacing damaged wiring or connectors<\/li>\n<li>Reprogramming or replacing the Powertrain Control Module (PCM)<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P2199 Code?<\/h2>\n<p>The cost to fix the P2199 code can vary widely based on the underlying issue:<\/p>\n<ul>\n<li>Sensor replacement: $100 &#8211; $300<\/li>\n<li>Wiring repairs: $50 &#8211; $150<\/li>\n<li>PCM replacement: $500 &#8211; $1500<\/li>\n<\/ul>\n<h2>Can I Fix the P2199 Code Myself?<\/h2>\n<p>While some aspects of diagnosing and fixing the P2199 code can be done by a knowledgeable DIYer, tasks such as PCM replacement or complex electrical repairs may require professional assistance. It&#8217;s advisable to consult a qualified mechanic if you are unsure.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>What Does the P2199 Code Mean? OBD-II Code P2199 is defined as an Intake Air Temperature Sensor 1\/2 Correlation. This code is triggered when the engine control module (PCM) detects a discrepancy between the readings of the intake air temperature sensor 1 and sensor 2. What Causes the P2199 Code? The primary causes of the &hellip;<\/p>\n","protected":false},"author":26,"featured_media":88575,"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-79545","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 P2199 \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P2199 code, what causes intake air temperature sensor correlation issues, 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\/p2199-obd2-intake-air-temperature-sensor-1-2-correlation\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P2199 OBD2: Intake Air Temperature Sensor 1\/2 Correlation\" \/>\n<meta property=\"og:description\" content=\"What Does the P2199 Code Mean? OBD-II Code P2199 is defined as an Intake Air Temperature Sensor 1\/2 Correlation. This code is triggered when the engine\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.emanualonline.com\/blog\/p2199-obd2-intake-air-temperature-sensor-1-2-correlation\" \/>\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=\"2025-06-13T16:09:25+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2199-obd2-intake-air-temperature-sensor-12-correlation.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 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OBD-II Code P2199 is defined as an Intake Air Temperature Sensor 1\/2 Correlation. This code is triggered when the engine control module (PCM) detects a discrepancy between the readings of the intake air temperature sensor 1 and sensor 2. What Causes the P2199 Code? The primary causes of the&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79545","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=79545"}],"version-history":[{"count":1,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79545\/revisions"}],"predecessor-version":[{"id":86244,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79545\/revisions\/86244"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/88575"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=79545"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=79545"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=79545"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}