{"id":78449,"date":"2025-08-11T10:14:38","date_gmt":"2025-08-11T15:14:38","guid":{"rendered":"https:\/\/www.emanualonline.com\/blog\/?p=78449"},"modified":"2025-08-11T10:14:38","modified_gmt":"2025-08-11T15:14:38","slug":"p0935-obd2-hydraulic-pressure-sensor-circuit-high","status":"publish","type":"post","link":"https:\/\/www.emanualonline.com\/blog\/p0935-obd2-hydraulic-pressure-sensor-circuit-high","title":{"rendered":"P0935 OBD2: Hydraulic Pressure Sensor Circuit High"},"content":{"rendered":"<h2>What Does the P0935 Code Mean?<\/h2>\n<p>The P0935 code is an OBD-II trouble code indicating a problem with the hydraulic pressure sensor circuit. Specifically, it refers to the hydraulic pressure sensor reporting a high signal to the Transmission Control Module (TCM). This code is crucial as it helps determine if the hydraulic pressure within the transmission system is functioning correctly.<\/p>\n<h2>What Causes the P0935 Code?<\/h2>\n<p>Several factors can trigger the P0935 code, including:<\/p>\n<ul>\n<li>Hydraulic power unit assembly failure<\/li>\n<li>Transmission Control Module (TCM) failure<\/li>\n<li>Wiring issues or damage<\/li>\n<\/ul>\n<h2>What Are the Symptoms of the P0935 Code?<\/h2>\n<p>Drivers may experience a range of symptoms when the P0935 code is present, such as:<\/p>\n<ul>\n<li>Delayed or harsh shifting of gears<\/li>\n<li>Transmission slipping<\/li>\n<li>Warning lights illuminated on the dashboard<\/li>\n<li>Poor acceleration performance<\/li>\n<\/ul>\n<h2>How Serious Is the P0935 Code?<\/h2>\n<p>The P0935 code is considered to have a moderate severity level. While it might not immediately threaten the safety or functionality of the vehicle, it is essential to address it promptly. Ignoring this code could lead to more significant transmission issues down the line, necessitating costly repairs.<\/p>\n<h2>How to Diagnose the P0935 Code<\/h2>\n<p>Diagnosing the P0935 code typically involves the following steps:<\/p>\n<ol>\n<li>Using a diagnostic scanner to confirm the P0935 code and check for any additional codes.<\/li>\n<li>Inspecting the wiring and connectors related to the hydraulic pressure sensor for signs of damage or corrosion.<\/li>\n<li>Testing the hydraulic pressure sensor with a multimeter to ensure it is within specification.<\/li>\n<li>Checking the hydraulic power unit assembly for any failures.<\/li>\n<li>Examining the TCM for faults or failures.<\/li>\n<\/ol>\n<h2>Common Repairs for the P0935 Code<\/h2>\n<p>Common repairs may include:<\/p>\n<ul>\n<li>Replacing a faulty hydraulic pressure sensor<\/li>\n<li>Repairing or replacing damaged wiring or connectors<\/li>\n<li>Fixing or replacing the hydraulic power unit assembly<\/li>\n<li>Replacing the Transmission Control Module (TCM) if found defective<\/li>\n<\/ul>\n<h2>How Much Does It Cost to Fix the P0935 Code?<\/h2>\n<p>The cost to fix the P0935 code can vary widely depending on the underlying issue. On average, repairs can range from $150 to $1,200, which includes parts and labor. Replacing the hydraulic pressure sensor is generally less expensive, while TCM replacement may be on the higher end of the spectrum.<\/p>\n<h2>Can I Fix the P0935 Code Myself?<\/h2>\n<p>While some DIY enthusiasts may attempt to fix the P0935 code, it is advisable to have a professional mechanic diagnose and repair the issue. The transmission system is complex, and improper repairs can lead to more significant problems. If you have experience with automotive repairs and have the right tools, you may be able to address minor issues like wiring repairs or sensor replacements.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>What Does the P0935 Code Mean? The P0935 code is an OBD-II trouble code indicating a problem with the hydraulic pressure sensor circuit. Specifically, it refers to the hydraulic pressure sensor reporting a high signal to the Transmission Control Module (TCM). This code is crucial as it helps determine if the hydraulic pressure within the &hellip;<\/p>\n","protected":false},"author":26,"featured_media":92548,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_uag_custom_page_level_css":"","footnotes":""},"categories":[11987],"tags":[],"class_list":["post-78449","post","type-post","status-publish","format-standard","has-post-thumbnail","","category-p-obd2-codes-powertrain"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.6 (Yoast SEO v26.0) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>OBD2 Code P0935 \u2013 Causes, Symptoms, and Repairs<\/title>\n<meta name=\"description\" content=\"Learn all about the P0935 code, what causes hydraulic pressure sensor circuit high, and how to diagnose and fix common issues to maintain optimal engine performance.\" \/>\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.emanualonline.com\/blog\/p0935-obd2-hydraulic-pressure-sensor-circuit-high\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"P0935 OBD2: Hydraulic Pressure Sensor Circuit High\" \/>\n<meta property=\"og:description\" content=\"What Does the P0935 Code Mean? 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He also loves cats, Johnny Cash and Subarus.","sameAs":["https:\/\/www.facebook.com\/jee514","https:\/\/www.instagram.com\/rat_in_chief\/","https:\/\/www.linkedin.com\/in\/jean-claude-landry-857781186\/"],"url":"https:\/\/www.emanualonline.com\/blog\/author\/jclandry"}]}},"uagb_featured_image_src":{"full":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p0935-obd2-hydraulic-pressure-sensor-circuit-high.png",1200,675,false],"thumbnail":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p0935-obd2-hydraulic-pressure-sensor-circuit-high-150x150.png",150,150,true],"medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p0935-obd2-hydraulic-pressure-sensor-circuit-high-300x169.png",300,169,true],"medium_large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p0935-obd2-hydraulic-pressure-sensor-circuit-high-768x432.png",618,348,true],"large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p0935-obd2-hydraulic-pressure-sensor-circuit-high-1024x576.png",618,348,true],"1536x1536":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p0935-obd2-hydraulic-pressure-sensor-circuit-high.png",1200,675,false],"2048x2048":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p0935-obd2-hydraulic-pressure-sensor-circuit-high.png",1200,675,false],"tie-small":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p0935-obd2-hydraulic-pressure-sensor-circuit-high-110x75.png",110,75,true],"tie-medium":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p0935-obd2-hydraulic-pressure-sensor-circuit-high-403x215.png",403,215,true],"tie-large":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p0935-obd2-hydraulic-pressure-sensor-circuit-high-310x205.png",310,205,true],"slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p0935-obd2-hydraulic-pressure-sensor-circuit-high-660x330.png",660,330,true],"big-slider":["https:\/\/www.emanualonline.com\/blog\/wp-content\/uploads\/2025\/08\/p0935-obd2-hydraulic-pressure-sensor-circuit-high-1050x525.png",1050,525,true]},"uagb_author_info":{"display_name":"JC Landry","author_link":"https:\/\/www.emanualonline.com\/blog\/author\/jclandry"},"uagb_comment_info":0,"uagb_excerpt":"What Does the P0935 Code Mean? The P0935 code is an OBD-II trouble code indicating a problem with the hydraulic pressure sensor circuit. Specifically, it refers to the hydraulic pressure sensor reporting a high signal to the Transmission Control Module (TCM). This code is crucial as it helps determine if the hydraulic pressure within the&hellip;","_links":{"self":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/78449","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/users\/26"}],"replies":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/comments?post=78449"}],"version-history":[{"count":1,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/78449\/revisions"}],"predecessor-version":[{"id":85148,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/posts\/78449\/revisions\/85148"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media\/92548"}],"wp:attachment":[{"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/media?parent=78449"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/categories?post=78449"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emanualonline.com\/blog\/wp-json\/wp\/v2\/tags?post=78449"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}