CDR23 control module function: Identification

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

1. Connect and start the Porsche System Tester II 9588 and switch on the ignition.
2. Select 911 (996) in the Vehicle type menu and confirm with the "FORWORD" key.
3. Select PCM in the Control modules menu and confirm with the "FORWORD" key.
4. Select CDR23 in the 911 (996) PCM2 function selection and confirm with the "FORWORD" key.
5. Select Identification in the 911 (996) CDR23 function selection and confirm with the "FORWORD" key.
6. Diagnosis software number; CDR23 parts number appears on the display.