Coding Control Unit For All-Wheel Drive (PTM) Automatically

Information 

The new control unit for all-wheel drive (PTM) must only be coded automatically if the data and coding cannot be read out of the faulty control unit for all-wheel drive (PTM).

1. PIWIS Tester II 9818  must be connected to the vehicle before starting PIWIS Tester II 9818  . Switch on ignition. Press [F12] to continue.
2. Start the diagnostic application and select the required vehicle type.
3. Select the Porsche Traction Management (PTM)  control unit in the overview  .
4. Select the Codings/adaptations  tab. Press [F12] to continue.
5. Automatic coding  must now be selected. Press [F12] to continue.
6. The control unit for all-wheel drive (PTM) is coded automatically. Once coding is complete, press [F12] to continue.
7. Switch off ignition.
8. Exit the diagnostic application.
9. PIWIS Tester II 9818  must now be disconnected from the vehicle.