{"product_id":"8hp50-8hp50x-8hp50z","title":"8HP50 (8HP50X, 8HP50Z)","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eZF 8HP50\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, including BMW-designated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGA8HP50Z and GA8HP50X\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e versions, is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003esecond-generation 8-speed electronically controlled automatic transmission\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e developed for longitudinal-engine applications. It uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ehydrodynamic torque converter with lock-up clutch, four planetary gearsets and five shift elements\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to provide eight forward ratios. Designed as the successor to the lower-torque 8HP45, the 8HP50 provides improved efficiency and is rated for approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e500 Nm of input torque\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eSpecification:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 8-speed automatic • ZF 8HP50 • BMW GA8HP50Z \/ GA8HP50X • Longitudinal installation • Rear-wheel-drive and all-wheel-drive applications • GA8HP50Z primarily rear-wheel drive • GA8HP50X xDrive\/AWD • Torque converter with lock-up clutch • Four planetary gearsets • Five shift elements • Integrated electro-hydraulic mechatronic control • Adaptive shift control • Approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e500 Nm maximum input torque\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e • ZF LifeguardFluid 8 on applicable versions • Multiple application-specific transmission and mechatronic variants.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 8HP50 family is fitted extensively across selected \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBMW 1-Series, 2-Series, 3-Series, 4-Series, 5-Series and X-series applications\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with related versions used by other manufacturers. BMW commonly identifies rear-wheel-drive units as \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGA8HP50Z\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and xDrive versions as \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGA8HP50X\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Components vary by vehicle, engine, drivetrain and production date, so the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eVIN, complete ZF transmission number and individual component identification should always be confirmed before ordering replacement parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCommon Faults\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCommon 8HP50 problems include \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003evalve-body and mechatronic faults, hydraulic pressure or solenoid problems, torque-converter lock-up wear, adaptation\/software issues and internal clutch wear\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Symptoms can include harsh or delayed shifts, shift flare, slipping, incorrect or missing gears, converter judder, transmission warnings and failsafe operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAccurate hydraulic pressure and clutch adaptation are critical to 8HP operation, so \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003evalve-body wear, fluid loss or incorrect adaptations can cause significant shift problems\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e without necessarily indicating major internal failure. Diagnosis should include fault codes, adaptation values, hydraulic operation and fluid condition before internal components are replaced.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCommon Fault Codes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cstrong\u003e\u003cspan\u003eFault Code\u003c\/span\u003e\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cstrong\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eP0700\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTransmission control system fault \/ additional TCM faults stored\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eP0711\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTransmission fluid temperature sensor range \/ performance fault\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eP0715\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eInput \/ turbine speed sensor circuit fault\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eP0716\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eInput \/ turbine speed sensor range \/ performance fault\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eP0720\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOutput speed sensor circuit fault\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eP0721\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOutput speed sensor range \/ performance fault\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eP0730\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIncorrect transmission gear ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eP0731\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIncorrect 1st gear ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eP0732\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIncorrect 2nd gear ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eP0733\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIncorrect 3rd gear ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eP0734\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIncorrect 4th gear ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eP0741\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTorque converter clutch performance \/ lock-up fault\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eP0742\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTorque converter clutch stuck on\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eP0868\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTransmission fluid \/ line pressure too low\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eU0101\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLost communication with transmission control module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Autolink Automatics","offers":[{"title":"Default Title","offer_id":55597599293816,"sku":null,"price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0510\/2013\/6622\/files\/8HP50_8HP50X_8HP50Z_1bad982a-d88d-4b81-afb7-5fb8d198018c.png?v=1788004484","url":"https:\/\/shop.autolinkautomatics.com\/products\/8hp50-8hp50x-8hp50z","provider":"Autolink Automatics","version":"1.0","type":"link"}