{"id":79543,"date":"2025-06-13T11:23:01","date_gmt":"2025-06-13T16:23:01","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=79543"},"modified":"2025-09-15T19:13:26","modified_gmt":"2025-09-16T00:13:26","slug":"p2197-obd2-o2-sensor-signal-biased-stuck-lean","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p2197-obd2-o2-sensor-signal-biased-stuck-lean","title":{"rendered":"P2197 OBD2: O2 Sensor Signal Biased\/Stuck Lean (Bank 2 Sensor 1)"},"content":{"rendered":"<p>The OBD-II code P2197 indicates an issue with the oxygen sensor, specifically that it is biased or stuck in a lean condition. This code is crucial for maintaining optimal engine performance and fuel efficiency.<\/p>\n<h2>What Does the P2197 Code Mean?<\/h2>\n<p>OBD-II Code P2197 is defined as a signal from the Oxygen Sensor (or Air\/Fuel Ratio Sensor) that is biased or stuck lean. The oxygen sensor measures the amount of oxygen in the exhaust gases and sends this information to the engine control module (ECM). The ECM uses this data to adjust the air-fuel mixture for optimal combustion.<\/p>\n<h2>What Causes the P2197 Code?<\/h2>\n<p>Several factors can trigger the P2197 code, including:<\/p>\n<ul>\n<li>Oxygen sensor failure<\/li>\n<li>Powertrain Control Module (PCM) failure<\/li>\n<li>Outdated PCM software<\/li>\n<li>Wiring issues related to the oxygen sensor<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P2197 Code?<\/h2>\n<p>Symptoms associated with the P2197 code may include:<\/p>\n<ul>\n<li>Decreased engine performance<\/li>\n<li>Increased fuel consumption<\/li>\n<\/ul>\n<p>Note that these symptoms can also be indicative of other issues, so proper diagnosis is essential.<\/p>\n<h2>How Serious Is the P2197 Code?<\/h2>\n<p>The P2197 code is considered moderate in severity. While it may not pose an immediate threat to vehicle safety or functionality, it is important to address it within a reasonable time frame to prevent further complications and maintain vehicle performance.<\/p>\n<h2>How to Diagnose the P2197 Code<\/h2>\n<p>Diagnosing the P2197 code involves a few steps:<\/p>\n<ol>\n<li>Use an OBD-II scanner to confirm the presence of the P2197 code.<\/li>\n<li>Inspect the oxygen sensor and associated wiring for damage or disconnection.<\/li>\n<li>Check the PCM for any software updates or faults.<\/li>\n<li>Perform a visual inspection of the exhaust system for leaks.<\/li>\n<li>Test the oxygen sensor&#8217;s voltage and response time.<\/li>\n<\/ol>\n<h2>Common Repairs for the P2197 Code<\/h2>\n<p>Common repairs that may be required to fix the P2197 code include:<\/p>\n<ul>\n<li>Replacing the oxygen sensor<\/li>\n<li>Repairing or replacing faulty wiring<\/li>\n<li>Updating the PCM software<\/li>\n<li>Replacing the Powertrain Control Module if necessary<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P2197 Code?<\/h2>\n<p>The cost of repairs for the P2197 code can vary widely depending on the specific issue and the make and model of the vehicle. Typically, you can expect to pay between $100 and $300 for oxygen sensor replacement, with additional costs for diagnostics and any necessary repairs.<\/p>\n<h2>Can I Fix the P2197 Code Myself?<\/h2>\n<p>While some DIY mechanics may be able to replace an oxygen sensor or inspect wiring, it is recommended to consult with a professional mechanic for a proper diagnosis and repair. This ensures that all potential issues are addressed and helps avoid further damage to the vehicle.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The OBD-II code P2197 indicates an issue with the oxygen sensor, specifically that it is biased or stuck in a lean condition. This code is crucial for maintaining optimal engine performance and fuel efficiency. What Does the P2197 Code Mean? OBD-II Code P2197 is defined as a signal from the Oxygen Sensor (or Air\/Fuel Ratio &hellip;<\/p>\n","protected":false},"author":26,"featured_media":88591,"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-79543","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 P2197 \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P2197 code, what causes O2 sensor signal biased\/stuck lean, 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\/p2197-obd2-o2-sensor-signal-biased-stuck-lean\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P2197 OBD2: O2 Sensor Signal Biased\/Stuck Lean (Bank 2 Sensor 1)\" \/>\n<meta property=\"og:description\" content=\"The OBD-II code P2197 indicates an issue with the oxygen sensor, specifically that it is biased or stuck in a lean condition. This code is crucial for\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.emanualonline.com\/blog\/p2197-obd2-o2-sensor-signal-biased-stuck-lean\" \/>\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=\"2025-06-13T16:23:01+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-09-16T00:13:26+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2197-obd2-o2-sensor-signal-biasedstuck-lean.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=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2197-obd2-o2-sensor-signal-biased-stuck-lean#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2197-obd2-o2-sensor-signal-biased-stuck-lean\"},\"author\":{\"name\":\"JC Landry\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#\\\/schema\\\/person\\\/e803434ab3cc70008b22b56253223403\"},\"headline\":\"P2197 OBD2: O2 Sensor Signal Biased\\\/Stuck Lean (Bank 2 Sensor 1)\",\"datePublished\":\"2025-06-13T16:23:01+00:00\",\"dateModified\":\"2025-09-16T00:13:26+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2197-obd2-o2-sensor-signal-biased-stuck-lean\"},\"wordCount\":434,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2197-obd2-o2-sensor-signal-biased-stuck-lean#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/06\\\/p2197-obd2-o2-sensor-signal-biasedstuck-lean.png\",\"articleSection\":[\"P Codes - OBD2 Powertrain Codes\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2197-obd2-o2-sensor-signal-biased-stuck-lean#respond\"]}],\"copyrightYear\":\"2025\",\"copyrightHolder\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2197-obd2-o2-sensor-signal-biased-stuck-lean\",\"url\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2197-obd2-o2-sensor-signal-biased-stuck-lean\",\"name\":\"OBD2 Code P2197 \u2013 Causes, Symptoms, and Repairs\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2197-obd2-o2-sensor-signal-biased-stuck-lean#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2197-obd2-o2-sensor-signal-biased-stuck-lean#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/06\\\/p2197-obd2-o2-sensor-signal-biasedstuck-lean.png\",\"datePublished\":\"2025-06-13T16:23:01+00:00\",\"dateModified\":\"2025-09-16T00:13:26+00:00\",\"description\":\"Learn all about the P2197 code, what causes O2 sensor signal biased\\\/stuck lean, and how to diagnose and fix common issues to maintain optimal engine performance.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2197-obd2-o2-sensor-signal-biased-stuck-lean#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2197-obd2-o2-sensor-signal-biased-stuck-lean\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2197-obd2-o2-sensor-signal-biased-stuck-lean#primaryimage\",\"url\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/06\\\/p2197-obd2-o2-sensor-signal-biasedstuck-lean.png\",\"contentUrl\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/06\\\/p2197-obd2-o2-sensor-signal-biasedstuck-lean.png\",\"width\":1200,\"height\":675,\"caption\":\"P2197 OBD2: O2 Sensor Signal Biased\\\/Stuck Lean\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p2197-obd2-o2-sensor-signal-biased-stuck-lean#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"P2197 OBD2: O2 Sensor Signal Biased\\\/Stuck Lean (Bank 2 Sensor 1)\"}]},{\"@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 P2197 \u2013 Causes, Symptoms, and Repairs","description":"Learn all about the P2197 code, what causes O2 sensor signal biased\/stuck lean, 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\/p2197-obd2-o2-sensor-signal-biased-stuck-lean","og_locale":"en_US","og_type":"article","og_title":"P2197 OBD2: O2 Sensor Signal Biased\/Stuck Lean (Bank 2 Sensor 1)","og_description":"The OBD-II code P2197 indicates an issue with the oxygen sensor, specifically that it is biased or stuck in a lean condition. This code is crucial for","og_url":"https:\/\/www.emanualonline.com\/blog\/p2197-obd2-o2-sensor-signal-biased-stuck-lean","og_site_name":"eManualOnline Blog","article_publisher":"https:\/\/www.facebook.com\/EmanualOnline\/","article_author":"https:\/\/www.facebook.com\/jee514","article_published_time":"2025-06-13T16:23:01+00:00","article_modified_time":"2025-09-16T00:13:26+00:00","og_image":[{"width":1200,"height":675,"url":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2197-obd2-o2-sensor-signal-biasedstuck-lean.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":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.emanualonline.com\/blog\/p2197-obd2-o2-sensor-signal-biased-stuck-lean#article","isPartOf":{"@id":"https:\/\/www.emanualonline.com\/blog\/p2197-obd2-o2-sensor-signal-biased-stuck-lean"},"author":{"name":"JC Landry","@id":"https:\/\/www.emanualonline.com\/blog\/#\/schema\/person\/e803434ab3cc70008b22b56253223403"},"headline":"P2197 OBD2: O2 Sensor Signal Biased\/Stuck Lean (Bank 2 Sensor 1)","datePublished":"2025-06-13T16:23:01+00:00","dateModified":"2025-09-16T00:13:26+00:00","mainEntityOfPage":{"@id":"https:\/\/www.emanualonline.com\/blog\/p2197-obd2-o2-sensor-signal-biased-stuck-lean"},"wordCount":434,"commentCount":0,"publisher":{"@id":"https:\/\/www.emanualonline.com\/blog\/#organization"},"image":{"@id":"https:\/\/www.emanualonline.com\/blog\/p2197-obd2-o2-sensor-signal-biased-stuck-lean#primaryimage"},"thumbnailUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2197-obd2-o2-sensor-signal-biasedstuck-lean.png","articleSection":["P Codes - OBD2 Powertrain Codes"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.emanualonline.com\/blog\/p2197-obd2-o2-sensor-signal-biased-stuck-lean#respond"]}],"copyrightYear":"2025","copyrightHolder":{"@id":"https:\/\/www.emanualonline.com\/blog\/#organization"}},{"@type":"WebPage","@id":"https:\/\/www.emanualonline.com\/blog\/p2197-obd2-o2-sensor-signal-biased-stuck-lean","url":"https:\/\/www.emanualonline.com\/blog\/p2197-obd2-o2-sensor-signal-biased-stuck-lean","name":"OBD2 Code P2197 \u2013 Causes, Symptoms, and Repairs","isPartOf":{"@id":"https:\/\/www.emanualonline.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.emanualonline.com\/blog\/p2197-obd2-o2-sensor-signal-biased-stuck-lean#primaryimage"},"image":{"@id":"https:\/\/www.emanualonline.com\/blog\/p2197-obd2-o2-sensor-signal-biased-stuck-lean#primaryimage"},"thumbnailUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2197-obd2-o2-sensor-signal-biasedstuck-lean.png","datePublished":"2025-06-13T16:23:01+00:00","dateModified":"2025-09-16T00:13:26+00:00","description":"Learn all about the P2197 code, what causes O2 sensor signal biased\/stuck lean, and how to diagnose and fix common issues to maintain optimal engine performance.","breadcrumb":{"@id":"https:\/\/www.emanualonline.com\/blog\/p2197-obd2-o2-sensor-signal-biased-stuck-lean#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.emanualonline.com\/blog\/p2197-obd2-o2-sensor-signal-biased-stuck-lean"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.emanualonline.com\/blog\/p2197-obd2-o2-sensor-signal-biased-stuck-lean#primaryimage","url":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2197-obd2-o2-sensor-signal-biasedstuck-lean.png","contentUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2197-obd2-o2-sensor-signal-biasedstuck-lean.png","width":1200,"height":675,"caption":"P2197 OBD2: O2 Sensor Signal Biased\/Stuck Lean"},{"@type":"BreadcrumbList","@id":"https:\/\/www.emanualonline.com\/blog\/p2197-obd2-o2-sensor-signal-biased-stuck-lean#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.emanualonline.com\/blog\/"},{"@type":"ListItem","position":2,"name":"P2197 OBD2: O2 Sensor Signal Biased\/Stuck Lean (Bank 2 Sensor 1)"}]},{"@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\/06\/p2197-obd2-o2-sensor-signal-biasedstuck-lean.png",1200,675,false],"thumbnail":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2197-obd2-o2-sensor-signal-biasedstuck-lean-150x150.png",150,150,true],"medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2197-obd2-o2-sensor-signal-biasedstuck-lean-300x169.png",300,169,true],"medium_large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2197-obd2-o2-sensor-signal-biasedstuck-lean-768x432.png",618,348,true],"large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2197-obd2-o2-sensor-signal-biasedstuck-lean-1024x576.png",618,348,true],"1536x1536":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2197-obd2-o2-sensor-signal-biasedstuck-lean.png",1200,675,false],"2048x2048":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2197-obd2-o2-sensor-signal-biasedstuck-lean.png",1200,675,false],"tie-small":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2197-obd2-o2-sensor-signal-biasedstuck-lean-110x75.png",110,75,true],"tie-medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2197-obd2-o2-sensor-signal-biasedstuck-lean-403x215.png",403,215,true],"tie-large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2197-obd2-o2-sensor-signal-biasedstuck-lean-310x205.png",310,205,true],"slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2197-obd2-o2-sensor-signal-biasedstuck-lean-660x330.png",660,330,true],"big-slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/06\/p2197-obd2-o2-sensor-signal-biasedstuck-lean-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 OBD-II code P2197 indicates an issue with the oxygen sensor, specifically that it is biased or stuck in a lean condition. This code is crucial for maintaining optimal engine performance and fuel efficiency. What Does the P2197 Code Mean? OBD-II Code P2197 is defined as a signal from the Oxygen Sensor (or Air\/Fuel Ratio&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79543","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=79543"}],"version-history":[{"count":2,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79543\/revisions"}],"predecessor-version":[{"id":96485,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/79543\/revisions\/96485"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/88591"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=79543"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=79543"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=79543"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}