MMI function control modules: Identification

The diagnosis software number and the part number for the PCM2 can be read out under this menu item.

1. Connect and start the Porsche System Tester II No. 9588 and switch on the ignition.
2. Select 'Cayenne' in the Vehicle type menu and confirm with the [>>] key
3. Select 'PCM2' in the Control units menu and confirm with the [>>] key
4. Select 'PCM2 MMI' in the Cayenne PCM2/CDR23 function selection menu and confirm with the [>>] key
5. Select 'Identification' in the Cayenne PCM2 MMI function selection menu and confirm with the [>>] key.
6. "Diagnosis software number; PCM2 part number." appears on the display