{"id":67691,"date":"2022-03-22T20:08:04","date_gmt":"2022-03-23T03:08:04","guid":{"rendered":"https:\/\/blogv2prod.wpenginepowered.com\/blog\/?p=67691"},"modified":"2023-08-29T21:31:36","modified_gmt":"2023-08-30T04:31:36","slug":"p0661-code-intake-manifold-tuning-valve-control-circuit-low","status":"publish","type":"post","link":"https:\/\/www.carparts.com\/blog\/p0661-code-intake-manifold-tuning-valve-control-circuit-low\/","title":{"rendered":"P0661 Code: Intake Manifold Tuning Valve Control Circuit Low"},"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\"> 3<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span><style>.kadence-column_b8618b-12 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_b8618b-12 > .kt-inside-inner-col,.kadence-column_b8618b-12 > .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_b8618b-12 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_b8618b-12 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_b8618b-12 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_b8618b-12 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_b8618b-12{position:relative;}@media all and (max-width: 1024px){.kadence-column_b8618b-12 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_b8618b-12 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_b8618b-12 qk-look-widget\"><div class=\"kt-inside-inner-col\">\n<div class=\"wp-block-ultimate-post-row ultp-block-24befb  qk-main-wrap\"><div class=\"ultp-row-wrapper\"><div class=\"ultp-row-content\">\n<div class=\"wp-block-ultimate-post-column ultp-block-371894\"><div class=\"ultp-column-wrapper\"><style>.wp-block-kadence-advancedheading.kt-adv-heading_9b85c7-a6, .wp-block-kadence-advancedheading.kt-adv-heading_9b85c7-a6[data-kb-block=\"kb-adv-heading_9b85c7-a6\"]{text-align:center;font-size:20px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading_9b85c7-a6 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading_9b85c7-a6[data-kb-block=\"kb-adv-heading_9b85c7-a6\"] 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_9b85c7-a6 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading_9b85c7-a6[data-kb-block=\"kb-adv-heading_9b85c7-a6\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<div class=\"kt-adv-heading_9b85c7-a6 summary-title wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading_9b85c7-a6\"><span>Summary<\/span><\/div>\n\n\n\n<ul class=\"wp-block-list\"><li>Your vehicle&rsquo;s OBD might log a P0661 code when the powertrain control module (PCM) detects a problem with the intake manifold tuning valve&rsquo;s performance.<\/li><li>This code can be set under the following conditions: the intake manifold runner control assembly is sticking, the tuning valve actuator has failed, or there&rsquo;s a problem with the intake manifold runner valve position sensor.<\/li><li>You might notice poor acceleration and fuel economy, clicking noises, misfiring, and cold starting issues when this code is logged.<\/li><\/ul>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n\n\n<p>Plugging in a scan tool into your vehicle&rsquo;s OBD-II port lets you view the <a href=\"https:\/\/www.carparts.com\/blog\/search-obd2-codes-list\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"codes\">codes<\/a> that have been registered in your vehicle&rsquo;s computer, which can help you figure out if there&rsquo;s a potential issue. If this is your first time encountering the P0661 code, this informative guide can help you learn more about its definition, common causes, and symptoms.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What Does the P0661 Code Mean?<\/h2>\n\n\n\n<p>Diagnostic trouble code (DTC) P0661 stands for &ldquo;Intake Manifold Tuning Valve Control Circuit Low.&rdquo; This code sets when the powertrain control module (PCM) detects that the manifold tuning valve isn&rsquo;t functioning as requested. The PCM can also set this code if it determines that the voltage signal from the manifold tuning valve is lower than the expected value.<\/p>\n\n\n\n<p>The intake manifold tuning valve aids your vehicle&rsquo;s performance and drivability. To put it simply, this part helps vary the length of the intake manifold runners to manipulate engine output.<\/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\/2022\/03\/engine-intake-manifold-1024x612.jpg\" alt=\"engine intake manifold\" class=\"wp-image-67713\" width=\"1024\" height=\"612\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/engine-intake-manifold-1024x612.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/engine-intake-manifold-300x179.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/engine-intake-manifold-768x459.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/engine-intake-manifold-150x90.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/engine-intake-manifold.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption>The P0661 code sets once the PCM detects that the manifold tuning valve isn&rsquo;t functioning as requested.<\/figcaption><\/figure>\n\n\n\n<p>If the PCM determines that the intake manifold tuning valve isn&rsquo;t operating as required, or if it has detected an unusually low reading from the valve, it sets the P0661 code.<\/p>\n\n\n\n<p>The severity of this trouble code can be gauged once the root cause of the issue is determined. However, it&rsquo;s better to err on the side of caution and address the problem immediately to avoid more issues later on.<\/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><em><strong>Note<\/strong>: The definition of code P0661 might 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 Common Causes of the P0661 Code?<\/h2>\n\n\n\n<p>Many DTCs can have multiple possible causes. Here are some of the most common triggers of the P0661:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Sticking <a href=\"https:\/\/www.carparts.com\/intake-manifold-runner\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"intake manifold runner control assembly\">intake manifold runner control assembly<\/a><\/li><li><a href=\"https:\/\/www.carparts.com\/intake-manifold-actuator\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Intake manifold tuning valve actuator\">Intake manifold tuning valve actuator<\/a> failure<\/li><li>Failed intake manifold runner valve position sensor<\/li><li>Circuit problems, such as a damaged wire or poor connection<\/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\/2022\/03\/intake-manifold-actuator-1018x1024.jpg\" alt=\"intake manifold actuator\" class=\"wp-image-67712\" width=\"1018\" height=\"1024\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/intake-manifold-actuator-1018x1024.jpg 1018w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/intake-manifold-actuator-298x300.jpg 298w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/intake-manifold-actuator-768x773.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/intake-manifold-actuator-75x75.jpg 75w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/intake-manifold-actuator-96x96.jpg 96w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/intake-manifold-actuator-150x151.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/03\/intake-manifold-actuator.jpg 1500w\" sizes=\"(max-width: 1018px) 100vw, 1018px\"><figcaption>Intake manifold tuning valve actuator failure is one of the common causes of the P0661 code.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">What are the Common Symptoms of the P0661 Code?<\/h2>\n\n\n\n<p>Some DTCs can show a variety of symptoms, while others don&rsquo;t. Here are some of the most common symptoms you might notice when dealing with the P0661 code:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Illuminated malfunction indicator lamp or <a href=\"\/\/www.carparts.com\/blog\/check-engine-light-flashing\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"check engine light\">check engine light<\/a><\/li><li><a href=\"https:\/\/www.carparts.com\/blog\/what-triggers-reduced-engine-power\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Decreased engine power and performance\">Decreased engine power and performance<\/a><\/li><li>Poor fuel economy<\/li><li>Loud, clicking noise from the engine bay<\/li><li>Possible misfire on startup<\/li><li>Engine power range altered<\/li><li>Cold start problems<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">How to Diagnose the P0661 Code<\/h2>\n\n\n\n<p>Many DTCs can have similar symptoms and possible causes, which can make the whole repair process difficult and time-consuming. That&rsquo;s why before you make any repairs or replace any parts, you need to determine the root cause of the issue first. In many cases, you might even need the help and expertise of a professional to help you get to the bottom of things.<\/p>\n\n\n\n<p>If you want to know more about how the diagnostic and repair procedures go for the P0661 code, there are a lot of resources available today. Of all these resources, <a href=\"https:\/\/www.carparts.com\/blog\/why-you-should-always-consult-a-repair-manual\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"vehicle-specific repair manuals\">vehicle-specific repair manuals<\/a> are your best choice because they contain detailed information and illustrations to help you understand the issue better.<\/p>\n\n\n\n<p>Here are some videos that explain P0661 diagnosis and repair in more detail:<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"(Mazda 6) P0661 IMTVC Circuit Low\" width=\"500\" height=\"375\" src=\"https:\/\/www.youtube.com\/embed\/r99H6eW5bfo?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"2002 to 2006 Honda CR-V P0661 code\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/KslMEBzsgLc?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">How to Fix the P0661 Code<\/h2>\n\n\n\n<p>As previously mentioned, trouble codes can have multiple possible causes. Each of these causes has its own set of possible solutions, and these solutions can differ depending on the vehicle&rsquo;s manufacturer. There isn&rsquo;t a single solution that can fix trouble codes. A solution for the P0661 for a <a href=\"https:\/\/www.carparts.com\/honda\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Honda\">Honda<\/a> might not be able to solve the same P0661 code in a <a href=\"https:\/\/www.carparts.com\/mazda\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Mazda\">Mazda<\/a>.<\/p>\n\n\n\n<p>Conducting a thorough diagnosis is key to fixing any trouble code. Unfortunately, not everyone has access to the specialized tools and knowledge needed to diagnose and fix the P0661. That&rsquo;s why if you&rsquo;re not experienced in OBD-II code repair, it&rsquo;s best to leave the job to a certified mechanic so you can avoid damaging your vehicle even further.<\/p>\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\"> 3<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span>Plugging in a scan tool into your vehicle&rsquo;s OBD-II port lets you view the codes that have been registered in&#8230; <a href=\"https:\/\/www.carparts.com\/blog\/p0661-code-intake-manifold-tuning-valve-control-circuit-low\/\" rel=\"nofollow\">Read More<\/a><\/p>\n","protected":false},"author":4,"featured_media":67711,"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":[],"ppma_author":[2607,2855],"class_list":{"0":"post-67691","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-obd-ii-trouble-codes","8":"entry"},"acf":{"adrotate_specific_mobile_ad":"","adrotate_specific_desktop_ad":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>P0661 Code: Intake Manifold Tuning Valve Control Circuit Low - In The Garage with CarParts.com<\/title>\n<meta name=\"description\" content=\"Having trouble with the P0661 code? Find out more about what this code means as well as its possible causes and symptoms here.\" \/>\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\/p0661-code-intake-manifold-tuning-valve-control-circuit-low\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P0661 Code: Intake Manifold Tuning Valve Control Circuit Low - In The Garage with CarParts.com\" \/>\n<meta property=\"og:description\" content=\"Having trouble with the P0661 code? 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