{"id":74647,"date":"2022-10-09T22:56:44","date_gmt":"2022-10-10T05:56:44","guid":{"rendered":"https:\/\/blogv2prod.wpenginepowered.com\/blog\/?p=74647"},"modified":"2023-09-18T18:23:59","modified_gmt":"2023-09-19T01:23:59","slug":"p0973-code-shift-solenoid-a-control-circuit-low","status":"publish","type":"post","link":"https:\/\/www.carparts.com\/blog\/p0973-code-shift-solenoid-a-control-circuit-low\/","title":{"rendered":"P0973 Code: Shift Solenoid \u201cA\u201d 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_fe71d3-2d > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_fe71d3-2d > .kt-inside-inner-col,.kadence-column_fe71d3-2d > .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_fe71d3-2d > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_fe71d3-2d > .kt-inside-inner-col{flex-direction:column;}.kadence-column_fe71d3-2d > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_fe71d3-2d > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_fe71d3-2d{position:relative;}@media all and (max-width: 1024px){.kadence-column_fe71d3-2d > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_fe71d3-2d > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_fe71d3-2d qk-look-widget\"><div class=\"kt-inside-inner-col\">\n<div class=\"wp-block-ultimate-post-row ultp-block-861d07  qk-main-wrap\"><div class=\"ultp-row-wrapper\"><div class=\"ultp-row-content\">\n<div class=\"wp-block-ultimate-post-column ultp-block-5a0b9d\"><div class=\"ultp-column-wrapper\"><style>.wp-block-kadence-advancedheading.kt-adv-heading_f8cc50-3b, .wp-block-kadence-advancedheading.kt-adv-heading_f8cc50-3b[data-kb-block=\"kb-adv-heading_f8cc50-3b\"]{text-align:center;font-size:20px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading_f8cc50-3b mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading_f8cc50-3b[data-kb-block=\"kb-adv-heading_f8cc50-3b\"] 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_f8cc50-3b img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading_f8cc50-3b[data-kb-block=\"kb-adv-heading_f8cc50-3b\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<div class=\"kt-adv-heading_f8cc50-3b summary-title wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading_f8cc50-3b\"><span>Summary<\/span><\/div>\n\n\n\n<ul class=\"wp-block-list\"><li>DTC P0973 stands for &ldquo;Shift Solenoid &ldquo;A&rdquo; Control Circuit,&rdquo; and it&rsquo;s logged when the TCM detects an issue with shift solenoid &ldquo;A&rdquo; or its circuit.<\/li><li>Low transmission fluid levels, poor wiring, and a bad transmission shift solenoid are some of the issues that could trigger the code.<\/li><li>Common indicators of code P0973 include a lit check engine light, decreased fuel efficiency, and transmission shifting problems.<\/li><\/ul>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n\n\n<p>Is your vehicle&rsquo;s check engine light illuminated? This might mean there&rsquo;s an issue looming inside your vehicle. Using a scan tool can help you identify your vehicle&rsquo;s problem by checking for stored trouble codes. If you see the P0973 code has been registered, you can read this article to know about the code&rsquo;s definition and common causes and symptoms.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What Does the P0973 Code Mean?<\/h2>\n\n\n\n<p>Diagnostic trouble code (DTC) P0973 stands for Shift Solenoid &ldquo;A&rdquo; Control Circuit. This code is triggered when the transmission control module (TCM) detects an issue with shift solenoid &ldquo;A&rdquo; or its circuit. This code corresponds to the shift solenoid in the &ldquo;A&rdquo; circuit.<\/p>\n\n\n\n<p>Shift solenoids are important parts of an automatic transmission, as they&rsquo;re responsible for directing hydraulic fluid in the appropriate channels within the transmission. Problems with the transmission&rsquo;s shift solenoid can result in problems shifting gears because the transmission relies on hydraulic fluid movement to shift gears.<\/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\/10\/shift-solenoid-of-an-automatic-transmission-1024x693.jpg\" alt=\"shift solenoid of an automatic transmission\" class=\"wp-image-74825\" width=\"1024\" height=\"693\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/shift-solenoid-of-an-automatic-transmission-1024x693.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/shift-solenoid-of-an-automatic-transmission-300x203.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/shift-solenoid-of-an-automatic-transmission-768x520.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/shift-solenoid-of-an-automatic-transmission-150x102.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/shift-solenoid-of-an-automatic-transmission.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption>The P0973 code is triggered when the TCM detects an issue with shift solenoid &ldquo;A&rdquo; or its circuit.<\/figcaption><\/figure>\n\n\n\n<p><em><strong>Note: <\/strong>The definition of the P0973 code can 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 P0973 Code?<\/h2>\n\n\n\n<p>The issues that usually trigger the P0973 code the following:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Low transmission fluid levels<\/li><li>Failed <a href=\"https:\/\/www.carparts.com\/automatic-transmission-solenoid\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"transmission shift solenoid\">transmission shift solenoid<\/a><\/li><li>Faulty <a href=\"https:\/\/www.carparts.com\/blog\/car-wiring\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"wiring\">wiring<\/a><\/li><li>Internal <a href=\"https:\/\/www.carparts.com\/valve-body\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"valve body\">valve body<\/a> or transmission failure<\/li><li>Failed TCM or software in need of an update<\/li><\/ul>\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<h2 class=\"wp-block-heading\">What are the Common Symptoms of the P0973 Code?<\/h2>\n\n\n\n<p>The P0973 code can cause your vehicle to show the following symptoms:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/www.carparts.com\/blog\/check-engine-light-flashing\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Illuminated check engine light\">Illuminated check engine light<\/a><\/li><li>Decreased fuel efficiency<\/li><li>Transmission shifting problems<\/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\/10\/low-fuel-indicator-1024x683.jpg\" alt=\"low fuel indicator\" class=\"wp-image-74826\" width=\"1024\" height=\"683\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/low-fuel-indicator-1024x683.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/low-fuel-indicator-300x200.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/low-fuel-indicator-768x512.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/low-fuel-indicator-600x400.jpg 600w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/low-fuel-indicator-1200x800.jpg 1200w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/low-fuel-indicator-150x100.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/10\/low-fuel-indicator.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption>Decreased fuel efficiency can also indicate that your vehicle has a registered P0973 code.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">How to Diagnose the P0973 Code<\/h2>\n\n\n\n<p>While the P0973 code might have a list of common causes, you will still need to verify what specifically is wrong with your vehicle. This might require you to test your vehicle&rsquo;s shift control solenoid and various other transmission components. Keep in mind that the steps for diagnosing this and other <a href=\"https:\/\/www.carparts.com\/blog\/search-obd2-codes-list\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"trouble codes\">trouble codes<\/a> may vary depending on your vehicle&rsquo;s specifications.<\/p>\n\n\n\n<p>Diagnosing DTCs requires a lot of technical knowledge and might need specialized tools. If you don&rsquo;t think you&rsquo;re up to the task, you shouldn&rsquo;t hesitate to let a professional mechanic do the job for you. However, if you&rsquo;re interested to learn about the diagnostic process, you can check out the video below:<\/p>\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=\"Transmission Shift Solenoid Quick-Fix\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/7MK_6sCMlS0?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 P0973 Code<\/h2>\n\n\n\n<p>Attempting to fix the P0973 code can be difficult especially if you don&rsquo;t have the right tools and knowledge. This code involves the shift&nbsp;control solenoids, which might require a voltmeter and other equipment for them to be tested. If you have any doubts, feel free to consult a trusted mechanic. If you think you have the automotive know-how to work on your vehicle, make sure to follow the proper steps because repair procedures can vary greatly between different makes and models.<\/p>\n\n\n\n<p>It&rsquo;s vital that you find reliable sources and how-to guides. You can try checking guides like those from Chilton or an ALLDATA single vehicle subscription. You can also <a href=\"https:\/\/www.carparts.com\/blog\/why-you-should-always-consult-a-repair-manual\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"consult your vehicle manual\">consult your vehicle manual<\/a>, as they might have important information that can help you.<\/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>Is your vehicle&rsquo;s check engine light illuminated? This might mean there&rsquo;s an issue looming inside your vehicle. Using a scan&#8230; <a href=\"https:\/\/www.carparts.com\/blog\/p0973-code-shift-solenoid-a-control-circuit-low\/\" rel=\"nofollow\">Read More<\/a><\/p>\n","protected":false},"author":4,"featured_media":74809,"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":[1221],"ppma_author":[2607,2855],"class_list":{"0":"post-74647","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-obd-ii-trouble-codes","8":"tag-automatic-transmission-solenoid","9":"entry"},"acf":{"adrotate_specific_mobile_ad":"","adrotate_specific_desktop_ad":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>P0973 Code: Shift Solenoid \u201cA\u201d Control Circuit Low - In The Garage with CarParts.com<\/title>\n<meta name=\"description\" content=\"Did the P0973 code register on your scan tool? Learn about its definition, common causes, and common symptoms in this article.\" \/>\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\/p0973-code-shift-solenoid-a-control-circuit-low\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P0973 Code: Shift Solenoid \u201cA\u201d Control Circuit Low - In The Garage with CarParts.com\" \/>\n<meta property=\"og:description\" content=\"Did the P0973 code register on your scan tool? Learn about its definition, common causes, and common symptoms in this article.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.carparts.com\/blog\/p0973-code-shift-solenoid-a-control-circuit-low\/\" \/>\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=\"2022-10-10T05:56:44+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-09-19T01:23:59+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/laptop-and-car-engine.jpg\" \/>\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=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.carparts.com\\\/blog\\\/p0973-code-shift-solenoid-a-control-circuit-low\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.carparts.com\\\/blog\\\/p0973-code-shift-solenoid-a-control-circuit-low\\\/\"},\"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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