373427 Removing and mounting Porsche Doppelkupplung (PDK)

WM 373427 Removing and mounting Porsche Doppelkupplung (PDK)

Tools





Technical values





Preliminary work

1. Remove engine and transmission unit.
-> 100119 Removing and installing engine - section on "Removing" 100119 Removing and installing engine

Removing Porsche Doppelkupplung (PDK)

1. Remove electric disc valve.





Electric disc valve

1.1. Pull off cable plug on electric disc valve.
1.2. Pull off vacuum line.
1.3. Unscrew M6 screw and remove electric disc valve.
2. Remove speed sender on the Porsche Doppelkupplung.





Speed sender

Unscrew screw -1- , remove speed sender -2- and place it safely aside.
3. Disconnect coolant hoses.





Coolant hoses

Release safety clips -1- on Henn couplings and pull off coolant hoses -2-.
4. Remove Porsche Doppelkupplung.
4.1. Fit restraining strap.





Removing Porsche Doppelkupplung

Fit the restraining strap -1- around the transmission bell housing and front transmission cover. Get another person to help lift the front transmission cover and guide the restraining strap through. Fit the restraining strap in such a way that the load is distributed uniformly.

CAUTION

Engine housing overload.

- Risk of engine damage if housing breaks.

-> Observe loosening and tightening sequence!
-> Loosening sequence: Loosen screws from the bottom up.
-> Tightening sequence: Tighten screws from top to bottom.

4.2. Remove Porsche Doppelkupplung.
Loosen and unscrew M12 screws first -1, 2- , then -6, 5, 3- and finally -4-.





Porsche Doppelkupplung screws

4.3. Remove Porsche Doppelkupplung by guiding it towards the rear.

Mounting Porsche Doppelkupplung (PDK)

CAUTION

Engine housing overload.

- Risk of engine damage if housing breaks.

-> Observe loosening and tightening sequence!
-> Loosening sequence: Loosen screws from the bottom up.
-> Tightening sequence: Tighten screws from top to bottom.

1. Mount the Porsche Doppelkupplung.

Information

After replacing the Porsche Doppelkupplung or after carrying out repairs in the Porsche Doppelkupplung, the transmission control unit must be calibrated using the PIWIS Tester 9718.

Information

Always replace flange screws.

1.1. Mount the Porsche Doppelkupplung.
Screw in and tighten screw -4- first, then -3, 5, 6- and finally -1, 2-.





Porsche Doppelkupplung screws

=> Tightening torque: 85 Nm (63 ftlb.)
1.2. Remove restraining strap.





Removing Porsche Doppelkupplung

2. Connect coolant hoses.





Coolant hoses

Connect coolant hoses -2- by attaching the Henn couplings and engaging the safety clips -1-.

Information

- The coolant hoses must engage audibly when pushed into the flanges (Henn coupling).

3. Fit the speed sender.





Speed sender

Fit speed sender -2- and screw in and tighten screw -1-.
=> Tightening torque: 10 Nm (7.5 ftlb.)
4. Fit solenoid valve.





Solenoid valve

4.1. Insert solenoid valve and screw in and tighten M6 screw.
=> Tightening torque: 10 Nm (7.5 ftlb.)
4.2. Fit vacuum line.
4.3. Connect cable plug to the solenoid valve.

Subsequent work

1. Install engine and transmission unit.
-> 100119 Removing and installing engine - section on "Installing" 100119 Removing and installing engine

Information

After replacing the Porsche Doppelkupplung or after carrying out repairs in the Porsche Doppelkupplung, the transmission control unit must be calibrated using the PIWIS Tester 9718.

2. Adjust the parking lock cable. See "Installing parking lock cable" -> 371319 Removing and installing parking lock cable Service and Repair