Installing servo motor for rear-differential lock

WARNING: This page is about a different car, the 2016 Porsche Macan and 2015 Porsche Macan. However, it is still accessible from the selected car via links, so may be relevant.

Information

Information for replacing the final drive/servo motor.

If the final drive as well as the servo motor (control unit) is replaced, there is no need to reload data (classification data) .
Classification data can be read out of the control unit using the PIWIS Tester .
If only the servo motor is replaced, the classification data must be re-written into the control unit .
Classification data can be found on the final-drive housing .

Installation is performed in reverse order. Pay particular attention to the following:

Information

Replace O-rings.
Grease O-rings with a light coating of Kluber Syntheso Glep.

1.1. Replace sealing ring on servo motor shaft.

1.2. Tightening torque: Tightening torque 13 Nm (9.5 ft. lb.)

Courtesy of PORSCHE CARS NORTH AMERICA, INC.