{"product_id":"toyota-12-pin-gtl-oil-pump-gearbox-connector-oem-6188-0375-6181-2459","title":"Toyota 12-Pin GTL Oil Pump \u0026 Gearbox Connector – OEM 6188-0375 \/ 6181-2459 | Waterproof","description":"\u003ch2\u003eToyota 12-Pin GTL Oil Pump \u0026amp; Gearbox Connector – OEM 6188-0375 \/ 6181-2459 | Waterproof\u003c\/h2\u003e\n\n\u003cp\u003eDirect OEM-specification replacement for the Toyota 12-pin waterproof connector used on GTL (automatic transmission) oil pump and gearbox control harnesses. Cross-references OEM part numbers \u003cstrong\u003e6188-0375\u003c\/strong\u003e (male\/plug side) and \u003cstrong\u003e6181-2459\u003c\/strong\u003e (wire seal \/ harness side). Used in automatic transmission control harnesses across Toyota and Lexus platforms. Available bare or with 15cm pre-wired leads.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Transmission Connectors Fail\u003c\/h2\u003e\n\n\u003cp\u003eThe automatic transmission connector is one of the most demanding connectors in the vehicle. It is submerged in automatic transmission fluid (ATF) at temperatures up to 150°C, while simultaneously carrying solenoid control signals, speed sensor signals, and temperature sensor signals. ATF contamination of the connector causes terminal corrosion that is chemically different from standard atmospheric corrosion — ATF-corroded terminals have a characteristic brown\/orange deposit that significantly increases contact resistance. A corroded transmission connector causes the TCM to lose solenoid control, triggering limp mode (typically 3rd gear only) and logging multiple transmission fault codes.\u003c\/p\u003e\n\n\u003ch2\u003eOEM Part Number Cross-Reference\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eOEM Number\u003c\/th\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6188-0375\u003c\/td\u003e\n\u003ctd\u003eMale (plug side) — transmission side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6181-2459\u003c\/td\u003e\n\u003ctd\u003eWire seal \/ harness side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003e12-Pin Transmission Circuit Groups\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePin Group\u003c\/th\u003e\n\u003cth\u003eFunction\u003c\/th\u003e\n\u003cth\u003eFailure Symptom if Corroded\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePins 1–3\u003c\/td\u003e\n\u003ctd\u003eShift solenoid control signals (S1, S2, S3)\u003c\/td\u003e\n\u003ctd\u003eLimp mode, stuck in 3rd gear, P0750–P0760\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePins 4–5\u003c\/td\u003e\n\u003ctd\u003eLock-up clutch solenoid control\u003c\/td\u003e\n\u003ctd\u003eTorque converter not locking up, P0740\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePins 6–7\u003c\/td\u003e\n\u003ctd\u003eLine pressure solenoid control\u003c\/td\u003e\n\u003ctd\u003eHarsh shifts, P0745\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePins 8–9\u003c\/td\u003e\n\u003ctd\u003eInput \/ output speed sensor signals\u003c\/td\u003e\n\u003ctd\u003eP0715 \/ P0720 — speed sensor circuit fault\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePins 10–11\u003c\/td\u003e\n\u003ctd\u003eATF temperature sensor signal and reference\u003c\/td\u003e\n\u003ctd\u003eP0710 — ATF temperature sensor circuit fault\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin 12\u003c\/td\u003e\n\u003ctd\u003eGround \/ TCM earth return\u003c\/td\u003e\n\u003ctd\u003eMultiple simultaneous transmission fault codes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eAttribute\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin Count\u003c\/td\u003e\n\u003ctd\u003e12-Pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Part Numbers\u003c\/td\u003e\n\u003ctd\u003e6188-0375 \/ 6181-2459\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Material\u003c\/td\u003e\n\u003ctd\u003eHigh-temp nylon (PA66), ATF-resistant, waterproof sealed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWire Option\u003c\/td\u003e\n\u003ctd\u003eBare connector \/ 15cm pre-wired leads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eAutomatic transmission oil pump harness, gearbox control harness\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Brands\u003c\/td\u003e\n\u003ctd\u003eToyota, Lexus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eFault Codes This Connector Fixes\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eCode\u003c\/th\u003e\n\u003cth\u003eDescription\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eP0700\u003c\/td\u003e\n\u003ctd\u003eTransmission control system — malfunction indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eP0710\u003c\/td\u003e\n\u003ctd\u003eATF temperature sensor — circuit malfunction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eP0715\u003c\/td\u003e\n\u003ctd\u003eInput \/ turbine speed sensor — circuit malfunction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eP0740\u003c\/td\u003e\n\u003ctd\u003eTorque converter clutch solenoid — circuit malfunction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eP0745\u003c\/td\u003e\n\u003ctd\u003ePressure control solenoid A — circuit malfunction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eP0750\u003c\/td\u003e\n\u003ctd\u003eShift solenoid A — circuit malfunction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Applications\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eToyota Camry (XV40\/XV50\/XV70) – Automatic transmission harness\u003c\/li\u003e\n\u003cli\u003eToyota RAV4 (XA30\/XA40\/XA50) – Gearbox connector\u003c\/li\u003e\n\u003cli\u003eToyota Land Cruiser (200 series) – Transmission control harness\u003c\/li\u003e\n\u003cli\u003eLexus ES (XV60\/XV70) – Shared Toyota transmission connector\u003c\/li\u003e\n\u003cli\u003eLexus RX (AL10\/AL20) – Gearbox harness connector\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: My Toyota is stuck in 3rd gear and has P0750 — is it the connector or the solenoid?\u003c\/strong\u003e\u003cbr\u003eA: Limp mode (3rd gear only) with P0750 on Toyota is frequently caused by a corroded 12-pin transmission connector rather than a failed shift solenoid. The connector is exposed to ATF contamination, which causes terminal corrosion that mimics a failed solenoid. Inspect the connector before removing the transmission valve body to replace solenoids.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Are terminals included?\u003c\/strong\u003e\u003cbr\u003eA: Yes, terminals are included with all variants.\u003c\/p\u003e","brand":"Cable Parts Online","offers":[{"title":"male female \/ 1 Pcs","offer_id":47838257381621,"sku":"14:200004891#male female;200001249:202408827#1 Pcs","price":29.92,"currency_code":"USD","in_stock":true},{"title":"male \/ 1 Pcs","offer_id":47838257414389,"sku":"14:200004890#male;200001249:202408827#1 Pcs","price":16.5,"currency_code":"USD","in_stock":true},{"title":"female \/ 1 Pcs","offer_id":47838257447157,"sku":"14:200004889#female;200001249:202408827#1 Pcs","price":14.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3494\/0149\/files\/S001465714e8a45188ec85ceb9aea92d1q.webp?v=1773728223","url":"https:\/\/www.csldmcml.com\/products\/toyota-12-pin-gtl-oil-pump-gearbox-connector-oem-6188-0375-6181-2459","provider":"Cable Parts Online","version":"1.0","type":"link"}