Installing Transverse Lock Servo Motor

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. 

1. 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 Kluber Syntheso Glep. 
   1. 1.1  Replace the sealing ring on servo motor shaft -Arrow-  .
   2. 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)