{"id":91637,"date":"2023-09-14T01:25:35","date_gmt":"2023-09-14T08:25:35","guid":{"rendered":"https:\/\/blogv2prod.wpenginepowered.com\/blog\/?p=91637"},"modified":"2023-12-14T21:41:31","modified_gmt":"2023-12-15T05:41:31","slug":"where-is-the-thermal-expansion-valve-located","status":"publish","type":"post","link":"https:\/\/www.carparts.com\/blog\/where-is-the-thermal-expansion-valve-located\/","title":{"rendered":"Where Is the Thermal Expansion Valve Located?"},"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_836311-d5 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_836311-d5 > .kt-inside-inner-col,.kadence-column_836311-d5 > .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_836311-d5 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_836311-d5 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_836311-d5 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_836311-d5 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_836311-d5{position:relative;}@media all and (max-width: 1024px){.kadence-column_836311-d5 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_836311-d5 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_836311-d5 qk-look-widget\"><div class=\"kt-inside-inner-col\">\n<div class=\"wp-block-ultimate-post-row ultp-block-73595a  qk-main-wrap\"><div class=\"ultp-row-wrapper\"><div class=\"ultp-row-content\">\n<div class=\"wp-block-ultimate-post-column ultp-block-a4549f\"><div class=\"ultp-column-wrapper\"><style>.wp-block-kadence-advancedheading.kt-adv-heading_cdd7c3-e8, .wp-block-kadence-advancedheading.kt-adv-heading_cdd7c3-e8[data-kb-block=\"kb-adv-heading_cdd7c3-e8\"]{text-align:center;font-size:20px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading_cdd7c3-e8 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading_cdd7c3-e8[data-kb-block=\"kb-adv-heading_cdd7c3-e8\"] 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_cdd7c3-e8 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading_cdd7c3-e8[data-kb-block=\"kb-adv-heading_cdd7c3-e8\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<div class=\"kt-adv-heading_cdd7c3-e8 summary-title wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading_cdd7c3-e8\"><span>Summary<\/span><\/div>\n\n\n\n<ul class=\"wp-block-list\"><li>The thermal expansion valve controls the air conditioning (A\/C) system&rsquo;s pressure, fluid flow rate, and evaporator output temperature.<\/li><li>The thermal expansion valve is usually found inside the vehicle&rsquo;s evaporator case, attached to the evaporator itself.<\/li><li>Accessing the thermal expansion valve can be difficult and complex, so it&rsquo;s best left to a professional mechanic. Removing the valve requires a depressurized A\/C unit, which requires the use of expert tools.<\/li><\/ul>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n\n\n<h2 class=\"wp-block-heading\">Q: Where is the Thermal Expansion Valve Typically Located?<\/h2>\n\n\n\n<p><strong>A:<\/strong> The thermal expansion valve (TXV) is the part of your vehicle&rsquo;s air conditioning (A\/C) system that controls the system&rsquo;s pressure, fluid flow rate, and <a href=\"https:\/\/www.carparts.com\/a-c-evaporator\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"evaporator\">evaporator<\/a> output temperature. The exact location of the thermal expansion valve often depends on the vehicle&rsquo;s make and model.<\/p>\n\n\n<style>.kadence-column_6ebed1-4a > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_6ebed1-4a > .kt-inside-inner-col,.kadence-column_6ebed1-4a > .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_6ebed1-4a > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_6ebed1-4a > .kt-inside-inner-col{flex-direction:column;}.kadence-column_6ebed1-4a > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_6ebed1-4a > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_6ebed1-4a{position:relative;}@media all and (max-width: 1024px){.kadence-column_6ebed1-4a > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_6ebed1-4a > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_6ebed1-4a kb-section-dir-vertical kb-section-sm-dir-vertical pro-tip-widget\"><div class=\"kt-inside-inner-col\"><style>#kt-layout-id_0a92f1-4e > .kt-row-column-wrap{align-content:start;}:where(#kt-layout-id_0a92f1-4e > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}#kt-layout-id_0a92f1-4e > .kt-row-column-wrap{column-gap:var(--global-kb-gap-none, 0rem );row-gap:var(--global-kb-gap-md, 2rem);padding-top:var( --global-kb-row-default-top, 25px );padding-bottom:var( --global-kb-row-default-bottom, 25px );padding-top:20px;padding-bottom:20px;padding-left:16px;padding-right:32px;grid-template-columns:minmax(0, calc(10% - ((var(--global-kb-gap-none, 0rem ) * 1 )\/2)))minmax(0, calc(90% - ((var(--global-kb-gap-none, 0rem ) * 1 )\/2)));}#kt-layout-id_0a92f1-4e > .kt-row-layout-overlay{opacity:0.00;}#kt-layout-id_0a92f1-4e .kt-row-layout-bottom-sep{height:100px;}#kt-layout-id_0a92f1-4e .kt-row-layout-bottom-sep svg{width:100%;}#kt-layout-id_0a92f1-4e .kt-row-layout-bottom-sep svg{fill:#ffffff!important;}#kt-layout-id_0a92f1-4e .kt-row-layout-top-sep{height:100px;}#kt-layout-id_0a92f1-4e .kt-row-layout-top-sep svg{width:100%;}#kt-layout-id_0a92f1-4e .kt-row-layout-top-sep svg{fill:#ffffff!important;}@media all and (max-width: 1024px){#kt-layout-id_0a92f1-4e > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 1024px){#kt-layout-id_0a92f1-4e .kt-row-layout-bottom-sep{height:px;}}@media all and (max-width: 1024px){#kt-layout-id_0a92f1-4e .kt-row-layout-bottom-sep svg{width:%;}}@media all and (max-width: 767px){#kt-layout-id_0a92f1-4e > .kt-row-column-wrap{padding-top:28px;padding-bottom:25px;padding-left:16px;padding-right:16px;grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}#kt-layout-id_0a92f1-4e .kt-row-layout-bottom-sep{height:px;}#kt-layout-id_0a92f1-4e .kt-row-layout-bottom-sep svg{width:%;}}<\/style>\n<div class=\"wp-block-kadence-rowlayout alignnone pro-tip-wrap\"><div id=\"kt-layout-id_0a92f1-4e\" class=\"kt-row-layout-inner kt-layout-id_0a92f1-4e\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-gutter-none kt-v-gutter-default kt-row-valign-top kt-row-layout-right-golden kt-tab-layout-right-golden kt-m-colapse-left-to-right kt-mobile-layout-right-golden  kt-custom-first-width-10  kt-custom-second-width-90\"><style>.kadence-column_56dcef-6b > .kt-inside-inner-col{display:flex;}.kadence-column_56dcef-6b > .kt-inside-inner-col{min-height:45px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_56dcef-6b > .kt-inside-inner-col,.kadence-column_56dcef-6b > .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_56dcef-6b > .kt-inside-inner-col{flex-direction:row;flex-wrap:wrap;align-items:center;}.kadence-column_56dcef-6b > .kt-inside-inner-col > *, .kadence-column_56dcef-6b > .kt-inside-inner-col > figure.wp-block-image, .kadence-column_56dcef-6b > .kt-inside-inner-col > figure.wp-block-kadence-image{margin-top:0px;margin-bottom:0px;}.kadence-column_56dcef-6b > .kt-inside-inner-col > .kb-image-is-ratio-size{flex-grow:1;}.kadence-column_56dcef-6b > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_56dcef-6b{position:relative;}@media all and (max-width: 1024px){.kadence-column_56dcef-6b > .kt-inside-inner-col{flex-direction:row;flex-wrap:wrap;align-items:center;}}@media all and (min-width: 768px) and (max-width: 1024px){.kadence-column_56dcef-6b > .kt-inside-inner-col > *, .kadence-column_56dcef-6b > .kt-inside-inner-col > figure.wp-block-image, .kadence-column_56dcef-6b > .kt-inside-inner-col > figure.wp-block-kadence-image{margin-top:0px;margin-bottom:0px;}.kadence-column_56dcef-6b > .kt-inside-inner-col > .kb-image-is-ratio-size{flex-grow:1;}}@media all and (max-width: 767px){.kadence-column_56dcef-6b > .kt-inside-inner-col{flex-direction:row;flex-wrap:wrap;justify-content:flex-start;}.kadence-column_56dcef-6b > .kt-inside-inner-col > *, .kadence-column_56dcef-6b > .kt-inside-inner-col > figure.wp-block-image, .kadence-column_56dcef-6b > .kt-inside-inner-col > figure.wp-block-kadence-image{margin-top:0px;margin-bottom:0px;}.kadence-column_56dcef-6b > .kt-inside-inner-col > .kb-image-is-ratio-size{flex-grow:1;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-1 kadence-column_56dcef-6b kb-section-dir-horizontal kb-section-md-dir-horizontal pro-tip-item1\"><div class=\"kt-inside-inner-col\"><style>.kb-image_541aba-22.kb-image-is-ratio-size, .kb-image_541aba-22 .kb-image-is-ratio-size{max-width:45px;width:100%;}.wp-block-kadence-column > .kt-inside-inner-col > .kb-image_541aba-22.kb-image-is-ratio-size, .wp-block-kadence-column > .kt-inside-inner-col > .kb-image_541aba-22 .kb-image-is-ratio-size{align-self:unset;}.kb-image_541aba-22 figure{max-width:45px;}.kb-image_541aba-22 .image-is-svg, .kb-image_541aba-22 .image-is-svg img{width:100%;}.kb-image_541aba-22 .kb-image-has-overlay:after{opacity:0.3;}<\/style>\n<div class=\"wp-block-kadence-image kb-image_541aba-22\"><figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/cld.partsimg.com\/image\/upload\/f_auto,dpr_auto,q_auto,c_pad\/carparts\/blog\/widgets\/protip\/services-icon\" alt=\"\" class=\"kb-img\"><\/figure><\/div>\n<\/div><\/div>\n\n\n<style>.kadence-column_194504-a6 > .kt-inside-inner-col{border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;}.kadence-column_194504-a6 > .kt-inside-inner-col,.kadence-column_194504-a6 > .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_194504-a6 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column_194504-a6 > .kt-inside-inner-col{flex-direction:column;}.kadence-column_194504-a6 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column_194504-a6 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column_194504-a6{position:relative;}@media all and (max-width: 1024px){.kadence-column_194504-a6 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column_194504-a6 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column inner-column-2 kadence-column_194504-a6 pro-tip-item2\"><div class=\"kt-inside-inner-col\">\n<div class=\"protip-desc\">\n\t<div class=\"help-tip\">\n\t\t<p><strong>Pro Tips<\/strong> are nuggets of information direct from ASE-certified automobile technicians working with CarParts.com, which may include unique, personal insights based on their years of experience working in the automotive industry. These can help you make more informed decisions about your car.<\/p>\n\t<\/div>\n    <div class=\"help-caption\">\n        <p>\n            <strong>Pro Tip:<\/strong>\nThermal expansion valves aren&rsquo;t used on fixed orifice systems.\n        <\/p>\n    <\/div>\n<\/div>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\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\/2023\/12\/thermal-expansion-valve-on-older-vehicles-is-located-inside-the-evaporator-case-1024x372.jpg\" alt=\"thermal expansion valve on older vehicles is located inside the evaporator case\" class=\"wp-image-98352\" width=\"1024\" height=\"372\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2023\/12\/thermal-expansion-valve-on-older-vehicles-is-located-inside-the-evaporator-case-1024x372.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2023\/12\/thermal-expansion-valve-on-older-vehicles-is-located-inside-the-evaporator-case-300x109.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2023\/12\/thermal-expansion-valve-on-older-vehicles-is-located-inside-the-evaporator-case-768x279.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2023\/12\/thermal-expansion-valve-on-older-vehicles-is-located-inside-the-evaporator-case-150x54.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2023\/12\/thermal-expansion-valve-on-older-vehicles-is-located-inside-the-evaporator-case.jpg 1055w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption>The thermal expansion valve on older vehicles is located inside the evaporator case on the liquid line with its sensor tube connected to the suction line (see photo on the left). But on newer vehicles, the TXV is an aluminum block style valve mounted at the engine compartment bulkhead (firewall) so it can be replaced without removing the instrument panel (see photo on the right). | Image Source: Richard McCuistian<\/figcaption><\/figure>\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\/2023\/12\/thermal-expansion-valave-inside-the-dashboard-near-the-evaporator-core-for-2003-2007-honda-accord-1024x292.jpg\" alt=\"thermal expansion valave inside the dashboard near the evaporator core for 2003 2007 honda accord\" class=\"wp-image-98353\" width=\"1024\" height=\"292\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2023\/12\/thermal-expansion-valave-inside-the-dashboard-near-the-evaporator-core-for-2003-2007-honda-accord-1024x292.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2023\/12\/thermal-expansion-valave-inside-the-dashboard-near-the-evaporator-core-for-2003-2007-honda-accord-300x86.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2023\/12\/thermal-expansion-valave-inside-the-dashboard-near-the-evaporator-core-for-2003-2007-honda-accord-768x219.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2023\/12\/thermal-expansion-valave-inside-the-dashboard-near-the-evaporator-core-for-2003-2007-honda-accord-1536x439.jpg 1536w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2023\/12\/thermal-expansion-valave-inside-the-dashboard-near-the-evaporator-core-for-2003-2007-honda-accord-150x43.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2023\/12\/thermal-expansion-valave-inside-the-dashboard-near-the-evaporator-core-for-2003-2007-honda-accord.jpg 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption>If you own a 2003-2007 Honda Accord, you&rsquo;ll find the thermal expansion valave inside the dashboard near the evaporator core but it is a block style TXV that can be accessed from within the engine compartment (see photos). | Image Source: Richard McCuistian<\/figcaption><\/figure>\n\n\n\n<p>The thermal expansion valve on a <a href=\"https:\/\/www.carparts.com\/vehicle\/2005\/Toyota\/Sienna\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"2005 Toyota Sienna\">2005 Toyota Sienna<\/a>, on the other hand, can be found mounted onto the vehicle&rsquo;s A\/C unit. It&rsquo;ll be on the cabin side of the A\/C housing.<\/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<h2 class=\"wp-block-heading\">Tips on How to Access the Thermal Expansion Valve<\/h2>\n\n\n\n<p>Accessing the thermal expansion valve can be a difficult and complex project best left to a professional mechanic. Removing the valve requires a depressurized A\/C unit, which you need expert tools to perform. The released gas is particularly dangerous as well.<\/p>\n\n\n\n<p>You might need to remove the dashboard and center console entirely before even catching sight of the thermal expansion valve. In addition, you need to seal the system after removing the valve because moisture might enter the system if you don&rsquo;t. After replacing the valve, the A\/C system will need a recharge.<\/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>Q: Where is the Thermal Expansion Valve Typically Located? A: The thermal expansion valve (TXV) is the part of your&#8230; <a href=\"https:\/\/www.carparts.com\/blog\/where-is-the-thermal-expansion-valve-located\/\" rel=\"nofollow\">Read More<\/a><\/p>\n","protected":false},"author":4,"featured_media":94373,"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":[3754,52],"tags":[],"ppma_author":[2607,2985],"class_list":{"0":"post-91637","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-air-conditioning-and-heating","8":"category-diy","9":"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>Where Is the Thermal Expansion Valve Located? - In The Garage with CarParts.com<\/title>\n<meta name=\"description\" content=\"Where is the thermal expansion valve located? Find out your vehicle&#039;s thermal expansion valve&#039;s location here, plus tips on accessing it.\" \/>\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\/where-is-the-thermal-expansion-valve-located\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Where Is the Thermal Expansion Valve Located? - In The Garage with CarParts.com\" \/>\n<meta property=\"og:description\" content=\"Where is the thermal expansion valve located? 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