Installing Transverse Lock Servo Motor

WARNING: This page is about a different car, the 2021 Porsche Macan, 2020 Porsche Macan, and 2019 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

O-rings must always be replaced.
O-rings must be coated lightly with Kliiber Syntheso Glep.

1.1 Replace the sealing ring on servo motor shaft -Arrow- .

1.2 Tighten screws on servo motor for rear-differential lock to > Tightening - torque 13 Nm (9.5 ftlb.)

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Sealing ring on servo motor shaft (similar illustration)