381819 Removing and installing wire harness in transmission
WM 381819 Removing and installing wire harness in transmission
Technical values
Information about wiring harness
Overview of wiring harness
Preliminary work for wiring harness
1. Remove ATF filter. -> 375819 Removing and installing ATF filter - section on "Removing" 375819 Removing and installing ATF filter
Removing wire harness in transmission
Overview of wire harness
Information
- The adaptation values of the Tiptronic control unit must be reset using the Porsche System Tester when replacing/renewing the wire harness. -> 373019 Removing and installing Tiptronic control unit 373019 Removing and installing Tiptronic control unit
1. Remove fastening screw from both connectors -Arrow-.
Connector installation
2. Pull off connectors -Arrows- on the solenoid valves -8-12-.
Solenoid valves
3. Pull off cable plugs -1,5,13-.
4. Remove wire harness for solenoid valves through opening in the housing -Arrow-.
Removing wire harness
5. Pull off plug -Arrow- for input shaft inductive pickup -6-.
Cable plug for input shaft inductive pickup
6. Pull off cable plugs from the oil pressure switches -4,3-.
7. Unscrew fastening screw -Arrow- for ATF temperature sensor -7- and remove sensor.
ATF temperature sensor
8. Pull off cable plug -2- for output shaft speed inductive pickup -Arrow-.
Cable plug for output shaft inductive pickup
9. Remove wire harness for sensors through opening in the housing -Arrow-.
Removing wire harness
10. Remove electrohydraulic control unit. To do this, unscrew fastening screws -Arrows- and take out the control unit.
Fastening screws for control unit
11. Remove output shaft speed inductive pickup. To do this, unscrew fastening screw -Arrow-.
Output shaft inductive pickup
Installing wiring harness in transmission
Overview of wiring harness
Information
- The adaptation values of the Tiptronic control unit must be reset using the Porsche System Tester when replacing/renewing the wire harness. -> 373019 Removing and installing Tiptronic control unit 373019 Removing and installing Tiptronic control unit
1. Install output shaft speed inductive pickup. To do this, screw in fastening screw -arrow-. => Tightening torque: 7.5 ftlb.
Output shaft inductive pickup
Information
- Screws which are tightened with a torque angle must be replaced with new ones.
2. Install electrohydraulic control unit and screw in new fastening screws -arrows-. => Initial tightening: 6 ftlb. => Final tightening: 90 angle-degree
Fastening screws for control unit
3. Plug in cable plug -2- for output shaft speed inductive pickup. -arrow-
Cable plug for output shaft inductive pickup
4. Install wire set for sensors through opening in the housing.
5. Insert ATF temperature sensor -7- and screw in fastening screw -arrow-. => Tightening torque: 7.5 ftlb.
ATF temperature sensor
6. Plug in cable plug for oil pressure switch -3,4- and inductive pickup for input shaft -6- -arrow-.
Cable plug for input shaft inductive pickup
7. Install wire set for solenoid valves through opening in the housing.
8. Push in the cable plug for the solenoid valves -1,5,8-13-.
9. Screw in the fastening screw from both plugs -arrow-. => Tightening torque: 7.5 ftlb.
Plug installation
Subsequent work
Reworking wiring harness
1. Install ATF filter. -> 375819 Removing and installing ATF filter - section on "Installing" 375819 Removing and installing ATF filter
2. Unscrew ATF control screw -A- and fill in ATF until a constant discharge is visible at the lifting tube.
Oil inspection plug and oil drain plug
3. Screw in ATF control screw with a new sealing ring. => Tightening torque: 52 ftlb.
4. Check and if necessary, top up the ATF. -> 370235 Checking and topping up the ATF 370235 Checking and topping up ATF