{"id":74677,"date":"2022-10-06T20:26:37","date_gmt":"2022-10-07T03:26:37","guid":{"rendered":"https:\/\/blogv2prod.wpenginepowered.com\/blog\/?p=74677"},"modified":"2023-10-03T19:42:28","modified_gmt":"2023-10-04T02:42:28","slug":"p0702-code-transmission-control-system-electrical","status":"publish","type":"post","link":"https:\/\/www.carparts.com\/blog\/p0702-code-transmission-control-system-electrical\/","title":{"rendered":"P0702 Code: Transmission Control System Electrical"},"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\"> 2<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span><style>.kadence-column_ff3f3d-94 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_ff3f3d-94 > .kt-inside-inner-col,.kadence-column_ff3f3d-94 > .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_ff3f3d-94 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_ff3f3d-94 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_ff3f3d-94 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_ff3f3d-94 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_ff3f3d-94{position:relative;}@media all and (max-width: 1024px){.kadence-column_ff3f3d-94 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_ff3f3d-94 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_ff3f3d-94 qk-look-widget\"><div class=\"kt-inside-inner-col\">\n<div class=\"wp-block-ultimate-post-row ultp-block-a3b0f5  qk-main-wrap\"><div class=\"ultp-row-wrapper\"><div class=\"ultp-row-content\">\n<div class=\"wp-block-ultimate-post-column ultp-block-3fae7b\"><div class=\"ultp-column-wrapper\"><style>.wp-block-kadence-advancedheading.kt-adv-heading_9e0c52-c7, .wp-block-kadence-advancedheading.kt-adv-heading_9e0c52-c7[data-kb-block=\"kb-adv-heading_9e0c52-c7\"]{text-align:center;font-size:20px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading_9e0c52-c7 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading_9e0c52-c7[data-kb-block=\"kb-adv-heading_9e0c52-c7\"] 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_9e0c52-c7 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading_9e0c52-c7[data-kb-block=\"kb-adv-heading_9e0c52-c7\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<div class=\"kt-adv-heading_9e0c52-c7 summary-title wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading_9e0c52-c7\"><span>Summary<\/span><\/div>\n\n\n\n<ul class=\"wp-block-list\"><li>The P0702 stands for &ldquo;Transmission Control System Electrical.&rdquo; It&rsquo;s set when the PCM detects electrical issues in the transmission control system.<\/li><li>Three common triggers for the code are a malfunctioning TCM, transmission failure, and transmission valve body solenoid failure.<\/li><li>An illuminated check engine light, increased fuel consumption, and shifting issues are three symptoms to keep an eye out for.<\/li><\/ul>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n\n\n<p>Modern vehicles are equipped with several systems that work together to ensure that your vehicle runs smoothly. One of them is your transmission control system.<\/p>\n\n\n\n<p>P0702 is one of several trouble codes related to a fault in the transmission control system. Know more about it through this article.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What Does the P0702 Code Mean?<\/h2>\n\n\n\n<p><a href=\"https:\/\/www.carparts.com\/blog\/search-obd2-codes-list\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Diagnostic trouble code\">Diagnostic trouble code<\/a> P0702 stands for &ldquo;Transmission Control System Electrical.&rdquo;<\/p>\n\n\n\n<p>This code is set once the <a href=\"https:\/\/www.carparts.com\/engine-control-module\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"PCM\">PCM<\/a> detects an electrical issue in the transmission control system. The P0702 fault code can be logged on vehicles with automatic transmissions.<\/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\/09\/automotive-automatic-transmission-cutaway-clear-view-1024x682.jpg\" alt=\"automotive automatic transmission cutaway clear view\" class=\"wp-image-74679\" width=\"1024\" height=\"682\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/automotive-automatic-transmission-cutaway-clear-view-1024x682.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/automotive-automatic-transmission-cutaway-clear-view-300x200.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/automotive-automatic-transmission-cutaway-clear-view-768x512.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/automotive-automatic-transmission-cutaway-clear-view-1536x1024.jpg 1536w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/automotive-automatic-transmission-cutaway-clear-view-600x400.jpg 600w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/automotive-automatic-transmission-cutaway-clear-view-1200x800.jpg 1200w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/automotive-automatic-transmission-cutaway-clear-view-150x100.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/automotive-automatic-transmission-cutaway-clear-view.jpg 2000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption>P0702 is one of several trouble codes related to a fault in the transmission control system.<\/figcaption><\/figure>\n\n\n\n<p>The automatic transmission&rsquo;s role is to automatically select different gear ratios or &lsquo;speeds&rsquo; to power the wheels in order to match the engine&rsquo;s optimum power and torque characteristics to the driver&rsquo;s desired rate of acceleration and speed. When the PCM detects a problem with the electronics that govern the transmission, it will set code P0702.<\/p>\n\n\n\n<p><em><strong>Note:<\/strong> The definition of code P0702 can differ according to the vehicle manufacturer. Check 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 P0702 Code?<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/www.carparts.com\/transmission-control-module\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Transmission control module\">Transmission control module<\/a> (TCM) malfunction<\/li><li><a href=\"https:\/\/www.carparts.com\/blog\/bad-automatic-transmission-symptoms-repair-cost-and-more\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Transmission failure\">Transmission failure<\/a><\/li><li><a href=\"https:\/\/www.carparts.com\/automatic-transmission-valve-body\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Transmission valve body\">Transmission valve body<\/a> solenoid failure<\/li><li>Problems involving wirings<\/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 P0702 Code?<\/h2>\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>Increased fuel consumption<\/li><li>Transmission might not shift properly<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">How to Diagnose the P0702 Code<\/h2>\n\n\n\n<p>DTC P0702 can be logged on a variety of vehicles. However, this doesn&rsquo;t mean there is a one-size-fits-all solution to this issue.<\/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\/09\/mechanic-checks-p0702-code-with-car-undercarriage-in-background-1024x684.jpg\" alt=\"mechanic checks p0702 code with car undercarriage in background\" class=\"wp-image-74681\" width=\"1024\" height=\"684\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/mechanic-checks-p0702-code-with-car-undercarriage-in-background-1024x684.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/mechanic-checks-p0702-code-with-car-undercarriage-in-background-300x200.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/mechanic-checks-p0702-code-with-car-undercarriage-in-background-768x513.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/mechanic-checks-p0702-code-with-car-undercarriage-in-background-1536x1025.jpg 1536w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/mechanic-checks-p0702-code-with-car-undercarriage-in-background-600x400.jpg 600w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/mechanic-checks-p0702-code-with-car-undercarriage-in-background-1200x800.jpg 1200w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/mechanic-checks-p0702-code-with-car-undercarriage-in-background-150x100.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/mechanic-checks-p0702-code-with-car-undercarriage-in-background.jpg 2000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption>In most cases, it&rsquo;s best to take your vehicle to a certified mechanic to get an accurate diagnosis.<\/figcaption><\/figure>\n\n\n\n<p>Advanced auto repair knowledge and skills are needed to conduct transmission repairs. In most cases, it&rsquo;s best to take your vehicle to a certified mechanic to get an accurate diagnosis.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">How to Fix the P0702 Code<\/h2>\n\n\n\n<p>The process of clearing a P0702 code may vary depending on the vehicle&rsquo;s year, make, and model. Therefore, it&rsquo;s important to have vehicle-specific repair information before attempting any fixes.<\/p>\n\n\n\n<p>You may enlist the services of a professional or attempt to do the repairs yourself. Whichever route you choose, we recommend brushing up on your auto repair knowledge by consulting your vehicle&rsquo;s repair manual or looking up vehicle-specific information from an online repair database.<\/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\"> 2<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span>Modern vehicles are equipped with several systems that work together to ensure that your vehicle runs smoothly. One of them&#8230; <a href=\"https:\/\/www.carparts.com\/blog\/p0702-code-transmission-control-system-electrical\/\" rel=\"nofollow\">Read More<\/a><\/p>\n","protected":false},"author":4,"featured_media":74680,"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":[3209,1323,1196,1222],"ppma_author":[2607,2855],"class_list":{"0":"post-74677","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-valve-body","9":"tag-engine-control-module-2","10":"tag-transmission-assembly-2","11":"tag-transmission-control-module","12":"entry"},"acf":{"adrotate_specific_mobile_ad":"","adrotate_specific_desktop_ad":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>P0702 Code: Transmission Control System Electrical - In The Garage with CarParts.com<\/title>\n<meta name=\"description\" content=\"Learn more about the P0702 code, what it means, and the common triggers and symptoms of this trouble code.\" \/>\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\/p0702-code-transmission-control-system-electrical\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P0702 Code: Transmission Control System Electrical - In The Garage with CarParts.com\" \/>\n<meta property=\"og:description\" content=\"Learn more about the P0702 code, what it means, and the common triggers and symptoms of this trouble code.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.carparts.com\/blog\/p0702-code-transmission-control-system-electrical\/\" \/>\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=\"2022-10-07T03:26:37+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-10-04T02:42:28+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2022\/09\/car-automatic-transmission-cutaway-side-view.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2000\" \/>\n\t<meta property=\"og:image:height\" content=\"1189\" \/>\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=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.carparts.com\\\/blog\\\/p0702-code-transmission-control-system-electrical\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.carparts.com\\\/blog\\\/p0702-code-transmission-control-system-electrical\\\/\"},\"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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