{"id":78899,"date":"2025-07-23T15:43:53","date_gmt":"2025-07-23T20:43:53","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=78899"},"modified":"2025-07-23T15:43:53","modified_gmt":"2025-07-23T20:43:53","slug":"p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic","title":{"rendered":"P0B7B OBD2: Hybrid Battery Voltage Sense &#8220;M&#8221; Circuit Intermittent\/Erratic"},"content":{"rendered":"<p>The P0B7B code is an OBD-II trouble code that indicates an issue with the hybrid battery&#8217;s voltage sense circuit. This code is triggered when the High Voltage Control Module detects an intermittent or erratic voltage reading from the &#8220;M&#8221; circuit of the hybrid battery.<\/p>\n<h2>What Does the P0B7B Code Mean?<\/h2>\n<p>The P0B7B code means that there is a problem with the hybrid battery voltage sensing circuit, specifically the &#8220;M&#8221; circuit. This can impact the performance of the hybrid system and may lead to further complications if not addressed promptly.<\/p>\n<h2>What Causes the P0B7B Code?<\/h2>\n<p>Several factors can lead to the P0B7B code being set, including:<\/p>\n<ul>\n<li>High voltage battery connection failure<\/li>\n<li>High voltage battery assembly failure<\/li>\n<li>Wiring issues within the hybrid battery system<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P0B7B Code?<\/h2>\n<p>Symptoms that may accompany the P0B7B code include:<\/p>\n<ul>\n<li>Increased fuel consumption<\/li>\n<li>Check Engine Light illuminated<\/li>\n<li>Reduced hybrid system performance<\/li>\n<\/ul>\n<h2>How Serious Is the P0B7B Code?<\/h2>\n<p>The P0B7B code is categorized as urgent. It indicates a significant malfunction that could lead to severe damage to the vehicle or pose risks to the driver and passengers. Immediate attention is necessary to prevent further complications.<\/p>\n<h2>How to Diagnose the P0B7B Code<\/h2>\n<p>To diagnose the P0B7B code, follow these steps:<\/p>\n<ol>\n<li>Use an OBD-II scanner to confirm the presence of the P0B7B code.<\/li>\n<li>Inspect the hybrid battery connections for any loose or damaged wiring.<\/li>\n<li>Check the high voltage battery assembly for any visible signs of failure.<\/li>\n<li>Perform a voltage test on the &#8220;M&#8221; circuit to ensure it is operating within the specified range.<\/li>\n<\/ol>\n<h2>Common Repairs for the P0B7B Code<\/h2>\n<p>Common repairs for the P0B7B code may include:<\/p>\n<ul>\n<li>Repairing or replacing faulty wiring or connections in the hybrid battery circuit.<\/li>\n<li>Replacing the high voltage battery assembly if it is determined to be faulty.<\/li>\n<li>Reprogramming the High Voltage Control Module if necessary.<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P0B7B Code?<\/h2>\n<p>The cost to fix the P0B7B code can vary significantly based on the underlying issues. Repairs may range from $100 for simple wiring fixes to over $1,000 for a full battery assembly replacement. It is advisable to get a detailed estimate from a professional mechanic.<\/p>\n<h2>Can I Fix the P0B7B Code Myself?<\/h2>\n<p>While some basic diagnostics and inspections can be performed by a knowledgeable DIY enthusiast, it is recommended to consult a professional mechanic for a thorough diagnosis and repair. Hybrid systems can be complex and may require specialized tools and expertise.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The P0B7B code is an OBD-II trouble code that indicates an issue with the hybrid battery&#8217;s voltage sense circuit. This code is triggered when the High Voltage Control Module detects an intermittent or erratic voltage reading from the &#8220;M&#8221; circuit of the hybrid battery. What Does the P0B7B Code Mean? The P0B7B code means that &hellip;<\/p>\n","protected":false},"author":26,"featured_media":91073,"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-78899","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 v27.6) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>OBD2 Code P0B7B \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P0B7B code, what causes hybrid battery voltage sense &quot;M&quot; circuit intermittent\/erratic issues, and how to diagnose and fix common problems to maintain optimal vehicle 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\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P0B7B OBD2: Hybrid Battery Voltage Sense &quot;M&quot; Circuit Intermittent\/Erratic\" \/>\n<meta property=\"og:description\" content=\"The P0B7B code is an OBD-II trouble code that indicates an issue with the hybrid battery&#039;s voltage sense circuit. This code is triggered when the High\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.emanualonline.com\/blog\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic\" \/>\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=\"2025-07-23T20:43:53+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic.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\\\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic\"},\"author\":{\"name\":\"JC Landry\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#\\\/schema\\\/person\\\/e803434ab3cc70008b22b56253223403\"},\"headline\":\"P0B7B OBD2: Hybrid Battery Voltage Sense &#8220;M&#8221; Circuit Intermittent\\\/Erratic\",\"datePublished\":\"2025-07-23T20:43:53+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic\"},\"wordCount\":452,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/07\\\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic.png\",\"articleSection\":[\"P Codes - OBD2 Powertrain Codes\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic#respond\"]}],\"copyrightYear\":\"2025\",\"copyrightHolder\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic\",\"url\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic\",\"name\":\"OBD2 Code P0B7B \u2013 Causes, Symptoms, and Repairs\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/07\\\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic.png\",\"datePublished\":\"2025-07-23T20:43:53+00:00\",\"description\":\"Learn all about the P0B7B code, what causes hybrid battery voltage sense \\\"M\\\" circuit intermittent\\\/erratic issues, and how to diagnose and fix common problems to maintain optimal vehicle performance.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic#primaryimage\",\"url\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/07\\\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic.png\",\"contentUrl\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/07\\\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic.png\",\"width\":1200,\"height\":675,\"caption\":\"P0B7B OBD2: Hybrid Battery Voltage Sense \\\"M\\\" Circuit Intermittent\\\/Erratic\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.emanualonline.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"P0B7B OBD2: Hybrid Battery Voltage Sense &#8220;M&#8221; Circuit Intermittent\\\/Erratic\"}]},{\"@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 P0B7B \u2013 Causes, Symptoms, and Repairs","description":"Learn all about the P0B7B code, what causes hybrid battery voltage sense \"M\" circuit intermittent\/erratic issues, and how to diagnose and fix common problems to maintain optimal vehicle 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\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic","og_locale":"en_US","og_type":"article","og_title":"P0B7B OBD2: Hybrid Battery Voltage Sense \"M\" Circuit Intermittent\/Erratic","og_description":"The P0B7B code is an OBD-II trouble code that indicates an issue with the hybrid battery's voltage sense circuit. This code is triggered when the High","og_url":"https:\/\/www.emanualonline.com\/blog\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic","og_site_name":"eManualOnline Blog","article_publisher":"https:\/\/www.facebook.com\/EmanualOnline\/","article_author":"https:\/\/www.facebook.com\/jee514","article_published_time":"2025-07-23T20:43:53+00:00","og_image":[{"width":1200,"height":675,"url":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic.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\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic#article","isPartOf":{"@id":"https:\/\/www.emanualonline.com\/blog\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic"},"author":{"name":"JC Landry","@id":"https:\/\/www.emanualonline.com\/blog\/#\/schema\/person\/e803434ab3cc70008b22b56253223403"},"headline":"P0B7B OBD2: Hybrid Battery Voltage Sense &#8220;M&#8221; Circuit Intermittent\/Erratic","datePublished":"2025-07-23T20:43:53+00:00","mainEntityOfPage":{"@id":"https:\/\/www.emanualonline.com\/blog\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic"},"wordCount":452,"commentCount":0,"publisher":{"@id":"https:\/\/www.emanualonline.com\/blog\/#organization"},"image":{"@id":"https:\/\/www.emanualonline.com\/blog\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic#primaryimage"},"thumbnailUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic.png","articleSection":["P Codes - OBD2 Powertrain Codes"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.emanualonline.com\/blog\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic#respond"]}],"copyrightYear":"2025","copyrightHolder":{"@id":"https:\/\/www.emanualonline.com\/blog\/#organization"}},{"@type":"WebPage","@id":"https:\/\/www.emanualonline.com\/blog\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic","url":"https:\/\/www.emanualonline.com\/blog\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic","name":"OBD2 Code P0B7B \u2013 Causes, Symptoms, and Repairs","isPartOf":{"@id":"https:\/\/www.emanualonline.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.emanualonline.com\/blog\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic#primaryimage"},"image":{"@id":"https:\/\/www.emanualonline.com\/blog\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic#primaryimage"},"thumbnailUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic.png","datePublished":"2025-07-23T20:43:53+00:00","description":"Learn all about the P0B7B code, what causes hybrid battery voltage sense \"M\" circuit intermittent\/erratic issues, and how to diagnose and fix common problems to maintain optimal vehicle performance.","breadcrumb":{"@id":"https:\/\/www.emanualonline.com\/blog\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.emanualonline.com\/blog\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.emanualonline.com\/blog\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic#primaryimage","url":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic.png","contentUrl":"https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic.png","width":1200,"height":675,"caption":"P0B7B OBD2: Hybrid Battery Voltage Sense \"M\" Circuit Intermittent\/Erratic"},{"@type":"BreadcrumbList","@id":"https:\/\/www.emanualonline.com\/blog\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittent-erratic#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.emanualonline.com\/blog\/"},{"@type":"ListItem","position":2,"name":"P0B7B OBD2: Hybrid Battery Voltage Sense &#8220;M&#8221; Circuit Intermittent\/Erratic"}]},{"@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\/07\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic.png",1200,675,false],"thumbnail":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic-150x150.png",150,150,true],"medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic-300x169.png",300,169,true],"medium_large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic-768x432.png",618,348,true],"large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic-1024x576.png",618,348,true],"1536x1536":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic.png",1200,675,false],"2048x2048":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic.png",1200,675,false],"tie-small":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic-110x75.png",110,75,true],"tie-medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic-403x215.png",403,215,true],"tie-large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic-310x205.png",310,205,true],"slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic-660x330.png",660,330,true],"big-slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/07\/p0b7b-obd2-hybrid-battery-voltage-sense-m-circuit-intermittenterratic-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 P0B7B code is an OBD-II trouble code that indicates an issue with the hybrid battery&#8217;s voltage sense circuit. This code is triggered when the High Voltage Control Module detects an intermittent or erratic voltage reading from the &#8220;M&#8221; circuit of the hybrid battery. What Does the P0B7B Code Mean? The P0B7B code means that&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/78899","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=78899"}],"version-history":[{"count":1,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/78899\/revisions"}],"predecessor-version":[{"id":85598,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/78899\/revisions\/85598"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/91073"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=78899"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=78899"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=78899"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}