{"id":16595,"date":"2021-09-08T01:58:00","date_gmt":"2021-09-08T08:58:00","guid":{"rendered":"https:\/\/blogv2prod.wpenginepowered.com\/blog\/?p=16595"},"modified":"2024-05-29T07:00:39","modified_gmt":"2024-05-29T14:00:39","slug":"p000b-code-exhaust-b-camshaft-position-slow-response-bank-1","status":"publish","type":"post","link":"https:\/\/www.carparts.com\/blog\/p000b-code-exhaust-b-camshaft-position-slow-response-bank-1\/","title":{"rendered":"P000B Code: Exhaust \u201cB\u201d Camshaft Position Slow Response (Bank 1)"},"content":{"rendered":"<!DOCTYPE html PUBLIC \"-\/\/W3C\/\/DTD HTML 4.0 Transitional\/\/EN\" \"http:\/\/www.w3.org\/TR\/REC-html40\/loose.dtd\">\n<html><body><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\"> 4<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span><style>.kadence-column_b4e300-52 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_b4e300-52 > .kt-inside-inner-col,.kadence-column_b4e300-52 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column_b4e300-52 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_b4e300-52 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_b4e300-52 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_b4e300-52 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_b4e300-52{position:relative;}@media all and (max-width: 1024px){.kadence-column_b4e300-52 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_b4e300-52 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_b4e300-52 qk-look-widget\"><div class=\"kt-inside-inner-col\">\n<div class=\"wp-block-ultimate-post-row ultp-block-4c1dc3  qk-main-wrap\"><div class=\"ultp-row-wrapper\"><div class=\"ultp-row-content\">\n<div class=\"wp-block-ultimate-post-column ultp-block-0f31da\"><div class=\"ultp-column-wrapper\"><style>.wp-block-kadence-advancedheading.kt-adv-heading_30c2e4-3f, .wp-block-kadence-advancedheading.kt-adv-heading_30c2e4-3f[data-kb-block=\"kb-adv-heading_30c2e4-3f\"]{text-align:center;font-size:20px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading_30c2e4-3f mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading_30c2e4-3f[data-kb-block=\"kb-adv-heading_30c2e4-3f\"] mark.kt-highlight{font-family:Inter;font-weight:500;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading_30c2e4-3f img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading_30c2e4-3f[data-kb-block=\"kb-adv-heading_30c2e4-3f\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<div class=\"kt-adv-heading_30c2e4-3f summary-title wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading_30c2e4-3f\"><span>Summary<\/span><\/div>\n\n\n\n<ul class=\"wp-block-list\"><li>The diagnostic trouble code (DTC) P000B stands for &ldquo;Exhaust &ldquo;B&rdquo; Camshaft Position Slow Response (Bank 1).&rdquo;<\/li><li>Your vehicle&rsquo;s computer will set code P000B when it detects that the actual camshaft position does not match the PCM&rsquo;s desired camshaft position during phase changes The code description &ldquo;B&rdquo; refers to the exhaust camshaft, while Bank 1 indicates the side of the engine that contains cylinder #1.<\/li><li>Common causes of the P000B code are engine oil issues and bad parts like the camshaft position solenoid, timing chain, timing chain tensioner or guide. and variable valve timing actuator.<\/li><li>A vehicle that sets a P000B code can show symptoms like an illuminated check engine light, rattling noises, poor engine performance, and poor fuel mileage.<\/li><\/ul>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n\n\n<p>Variable valve timing (VVT) is a technology used in the engines of newer vehicles to increase their fuel efficiency and performance. The VVT system adjusts the position of the camshaft(s) in relation to the crankshaft based on the desired torque levels and engine operating conditions. More about that in a minute.<\/p>\n\n\n\n<p>One of the codes that you may find when you retrieve DTCs with your scan tool might be a P000B.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What Does the P000B Code Mean?<\/h2>\n\n\n\n<p>Diagnostic Trouble Code (DTC) stands for &ldquo;Exhaust &ldquo;B&rdquo; Camshaft Position Slow Response (Bank 1).&rdquo; It is triggered when the <a href=\"https:\/\/www.carparts.com\/engine-control-module\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"powertrain control module\">powertrain control module<\/a> (PCM) perceives a slow response in the camshaft position phase change from the bank 1 exhaust (B) camshaft.<\/p>\n\n\n\n<p>The code description &ldquo;B&rdquo; refers to the exhaust camshaft, while Bank 1 indicates the <a href=\"https:\/\/www.carparts.com\/blog\/car-engine-parts\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"side of the engine\">side of the engine<\/a> that contains cylinder #1. Note that inline or straight design engines only have one bank.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2021\/09\/PCM-monitoring-solenoid-operated-control-valve-1024x940.jpg\" alt=\"PCM monitoring solenoid operated control valve\" class=\"wp-image-43711\" width=\"1024\" height=\"940\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2021\/09\/PCM-monitoring-solenoid-operated-control-valve-1024x940.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2021\/09\/PCM-monitoring-solenoid-operated-control-valve-300x275.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2021\/09\/PCM-monitoring-solenoid-operated-control-valve-768x705.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2021\/09\/PCM-monitoring-solenoid-operated-control-valve-1536x1410.jpg 1536w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2021\/09\/PCM-monitoring-solenoid-operated-control-valve-150x138.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2021\/09\/PCM-monitoring-solenoid-operated-control-valve.jpg 1700w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption>P000B is triggered when the powertrain control module (PCM) perceives a slow response in the camshaft position phase change from the bank 1 exhaust (B) camshaft.<\/figcaption><\/figure>\n\n\n\n<p>The PCM monitors the solenoid-operated control valves that direct oil pressure to the hydraulic actuators, which are located between the camshafts and their driving sprocket. The oil pressure changes the angular position (phasing) of each camshaft relative to crankshaft rotation.<\/p>\n\n\n\n<p>The signal relayed by the <a href=\"https:\/\/www.carparts.com\/camshaft-position-sensor#\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"camshaft position sensor\">camshaft position sensor<\/a>(s) helps the PCM determine the speed and position of the camshaft(s). The output of the crankshaft position sensor is compared against it to determine if the engine is timed properly.<\/p>\n\n\n\n<p>A camshaft position slow response code is set when the actual camshaft position does not match the PCM&rsquo;s desired camshaft position during phase changes. This OBD code is related to codes P000A, P000C, and P000D.<\/p>\n\n\n\n<p>Understanding how variable valve timing (VVT) systems work could help you address the issue. You can read our advanced, technical explanation of <a href=\"https:\/\/www.carparts.com\/blog\/p0011-code-a-camshaft-timing-over-advanced-bank-1\/#How_Does_Variable_Valve_Timing_Work\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"VVT systems\">VVT systems<\/a>.<\/p>\n\n\n\n<p>If you want to learn the possible causes of P000B, read the following section.<\/p>\n\n\n\n<div id=\"article-search-widget\">\n<div class=\"cp-search\">\n<div align=\"center\">\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cld.partsimg.com\/image\/upload\/w_auto,dpr_auto\/carparts\/logos\/badge_wordmark\/full_color\/CP_LOGO_COLOUR_RGB\" alt=\"CarParts.com\" width=\"300\" height=\"56\">\n<\/div>\n<form id=\"cpsearchform\" name=\"cpsearchform\" action=\"https:\/\/www.carparts.com\/search\" method=\"get\" target=\"_blank\" accept-charset=\"character_set\" aria-label=\"search CarParts.com\">\n    <input type=\"text\" class=\"keyword\" name=\"q\" placeholder=\"Search for parts on CarParts.com\" value=\"\" aria-label=\"Search CarParts.com\"><input type=\"submit\" class=\"btn-search\" value=\"Search\" aria-label=\"Search\">\n<\/form>\n<\/div>\n<\/div>\n\n\n\n<p><strong><em>Note:<\/em><\/strong><em> The definition of code P000B may be different depending on the vehicle manufacturer. Consult the appropriate repair manual or repair database for the exact code definition.<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What are the Possible Causes of the P000B Code?<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Low engine oil level<\/li><li>Contaminated or dirty engine oil<\/li><li>Incorrect engine oil viscosity (use of engine oil that does not meet manufacturer requirements)<\/li><li>Failed variable valve timing actuator (aka phaser)<\/li><li>Worn timing chain<\/li><li>Camshaft&nbsp; position solenoid\/oil control valve failure<\/li><li>Camshaft&nbsp; solenoid control circuit is open, shorted, or has a high resistance condition<\/li><li><a href=\"https:\/\/www.carparts.com\/blog\/symptoms-of-a-bad-timing-chain-tensioner-plus-faq\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Faulty timing chain tensioner\">Faulty timing chain tensioner<\/a> or <a href=\"https:\/\/www.carparts.com\/timing-chain-guide\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"guide\">guide<\/a><\/li><li>PCM issues<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2021\/09\/man-performs-car-hood-visual-inspection-1024x683.jpg\" alt=\"man performs car hood visual inspection\" class=\"wp-image-43712\" width=\"1024\" height=\"683\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2021\/09\/man-performs-car-hood-visual-inspection-1024x683.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2021\/09\/man-performs-car-hood-visual-inspection-300x200.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2021\/09\/man-performs-car-hood-visual-inspection-768x512.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2021\/09\/man-performs-car-hood-visual-inspection-600x400.jpg 600w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2021\/09\/man-performs-car-hood-visual-inspection-150x100.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2021\/09\/man-performs-car-hood-visual-inspection.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption>Reduced engine performance is a common symptom of the P000B code.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">What are the Common Symptoms of the P000B Code?<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Reduced engine performance<\/li><li>Reduced fuel mileage<\/li><li><a href=\"https:\/\/www.carparts.com\/blog\/check-engine-light-flashing\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Check engine light on\">Check engine light on<\/a><\/li><li>Rattling noise from the engine<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">How to Diagnose the P000B Code<\/h2>\n\n\n\n<p>Identifying the underlying cause of the P000B<strong> <\/strong>code can be difficult, especially if you&rsquo;re not confident with your automotive knowledge. Consider your know-how and determine if it would be best to seek the help of a professional for an accurate diagnosis.<\/p>\n\n\n\n<p>If you want to diagnose the issue yourself, research what the process may involve. Consult your vehicle&rsquo;s repair <a href=\"https:\/\/www.carparts.com\/blog\/best-online-resources-to-help-you-learn-how-to-fix-cars\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"manual or use a repair database\">manual or use a repair database<\/a> to learn more about the P000B code.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">How to Fix the Code<\/h2>\n\n\n\n<p>The P000B code is a <a href=\"https:\/\/www.carparts.com\/blog\/search-obd2-codes-list\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"generic trouble code\">generic trouble code<\/a> that may apply to various makes and models. While vehicles from different manufacturers may share common symptoms, the process for resolving the code may vary between different vehicles. For instance, the confirmed fixes for a P000B Jeep code may not work as well for a P000B Dodge code.<\/p>\n\n\n\n<p>If you&rsquo;re an advanced DIYer who&rsquo;d like to clear this code yourself, refer to your repair manual before starting the troubleshooting process. Search for confirmed fixes that are specific to your car&rsquo;s make and model from vehicle repair resources.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Get a New Cam Phaser, Timing Chain, or Timing Chain Tensioner for Your Vehicle Online<\/h2>\n\n\n\n<p>Having a faulty cam phaser, timing chain, or chain tensioner can prove to be difficult because of the engine issues it can cause. You don&rsquo;t want these faulty components to damage your engine, so you should replace them immediately. Good thing CarParts.com makes it convenient for you to get the parts you need.<\/p>\n\n\n\n<p>Thanks to our extensive inventory and user-friendly layout, CarParts.com makes getting replacement parts a breeze. You should be able to find replacements that fit and function like the original part. Just enter your vehicle&rsquo;s year, make, model, and engine into our vehicle selector to view compatible components. You can rely on our parts because they&rsquo;re sourced from the industry&rsquo;s leading manufacturers.<\/p>\n\n\n\n<p>You shouldn&rsquo;t delay any repairs. Get a new <a href=\"https:\/\/www.carparts.com\/cam-phaser\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"cam phaser\">cam phaser<\/a>, <a href=\"https:\/\/www.carparts.com\/timing-chain\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"timing chain\">timing chain<\/a>, or <a href=\"https:\/\/www.carparts.com\/timing-chain-guide\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"timing chain tensioner\">timing chain tensioner<\/a> now here at CarParts.com.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Products Mentioned in this Guide<\/h2>\n\n\n\n<div class=\"reusable-productlink\">\n\n<!-- start of editable content -->\n\n<a href=\"https:\/\/www.carparts.com\/camshaft\" target=\"_blank\" aria-label=\"camshaft\" rel=\"noopener\">\n<img decoding=\"async\" src=\"https:\/\/cld.partsimg.com\/image\/upload\/d_noimage.jpg,h_200,w_200,c_pad,f_auto,q_auto,dpr_auto,e_sharpen\/images\/dnjcam149a_1\">\n<strong>Camshaft<\/strong>\n<\/a>\n\n<a href=\"https:\/\/www.carparts.com\/timing-chain\" target=\"_blank\" aria-label=\"Timing Chain\" rel=\"noopener\">\n<img decoding=\"async\" src=\"https:\/\/cld.partsimg.com\/image\/upload\/d_noimage.jpg,h_200,w_200,c_pad,f_auto,q_auto,dpr_auto,e_sharpen\/images\/rc32100006_1\">\n<strong>Timing Chain<\/strong>\n<\/a>\n\n<a href=\"https:\/\/www.carparts.com\/timing-chain-guide\" target=\"_blank\" aria-label=\"Timing Chain Guide\" rel=\"noopener\">\n<img decoding=\"async\" src=\"https:\/\/cld.partsimg.com\/image\/upload\/d_noimage.jpg,h_200,w_200,c_pad,f_auto,q_auto,dpr_auto,e_sharpen\/images\/rb32130003_1\">\n<strong>Timing Chain Guide<\/strong>\n<\/a>\n\n<a href=\"https:\/\/www.carparts.com\/camshaft-position-sensor\" target=\"_blank\" aria-label=\"Camshaft Position Sensor\" rel=\"noopener\">\n<img decoding=\"async\" src=\"https:\/\/cld.partsimg.com\/image\/upload\/d_noimage.jpg,h_200,w_200,c_pad,f_auto,q_auto,dpr_auto,e_sharpen\/images\/repn311602_1\">\n<strong>Camshaft Position Sensor<\/strong>\n<\/a>\n\n<!-- end of editable content -->\n\n<\/div>\n<\/body><\/html>\n","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\"> 4<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span>Variable valve timing (VVT) is a technology used in the engines of newer vehicles to increase their fuel efficiency and&#8230; <a href=\"https:\/\/www.carparts.com\/blog\/p000b-code-exhaust-b-camshaft-position-slow-response-bank-1\/\" rel=\"nofollow\">Read More<\/a><\/p>\n","protected":false},"author":4,"featured_media":16598,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[1314],"tags":[411,1464,3354],"ppma_author":[2607,2985],"class_list":{"0":"post-16595","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-obd-ii-trouble-codes","8":"tag-camshaft","9":"tag-camshaft-position-sensor","10":"tag-car-engine-all-articles","11":"entry"},"acf":{"adrotate_specific_mobile_ad":"","adrotate_specific_desktop_ad":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>P000B Code: Exhaust \u201cB\u201d Camshaft Position Slow Response (Bank 1) - In The Garage with CarParts.com<\/title>\n<meta name=\"description\" content=\"Find out what the P000B code means, what its triggers are, and how to resolve this diagnostic trouble code using this simple guide.\" \/>\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.carparts.com\/blog\/p000b-code-exhaust-b-camshaft-position-slow-response-bank-1\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P000B Code: Exhaust \u201cB\u201d Camshaft Position Slow Response (Bank 1) - In The Garage with CarParts.com\" \/>\n<meta property=\"og:description\" content=\"Find out what the P000B code means, what its triggers are, and how to resolve this diagnostic trouble code using this simple guide.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.carparts.com\/blog\/p000b-code-exhaust-b-camshaft-position-slow-response-bank-1\/\" \/>\n<meta property=\"og:site_name\" content=\"In The Garage with CarParts.com\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/carpartscom\" \/>\n<meta property=\"article:published_time\" content=\"2021-09-08T08:58:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-05-29T14:00:39+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2020\/09\/camshaft-3-1.jpeg\" \/>\n\t<meta property=\"og:image:width\" content=\"1500\" \/>\n\t<meta property=\"og:image:height\" content=\"1000\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@carpartscom\" \/>\n<meta name=\"twitter:site\" content=\"@carpartscom\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.carparts.com\\\/blog\\\/p000b-code-exhaust-b-camshaft-position-slow-response-bank-1\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.carparts.com\\\/blog\\\/p000b-code-exhaust-b-camshaft-position-slow-response-bank-1\\\/\"},\"author\":[{\"@type\":\"Person\",\"$id\":\"4\",\"name\":\"CarParts.com Research Team\",\"jobTitle\":\"Expert Automotive Writer\",\"description\":\"The CarParts.com Research Team is composed of experienced automotive and tech writers working with (ASE)-certified automobile technicians and automotive journalists to bring up-to-date, helpful information to car owners in the US. 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