Reading Diagnostic Trouble Codes

Diagnosis/Troubleshooting

NOTE: The fault memory Info key F8 on the Porsche System Tester II No.9588 can be used to access the 'extended fault memory'. The following in formation can be displayed:

Fault type

The following fault types are possible:
- No display
- Upper limit value exceeded
- Lower limit value not reached
- Mechanical fault
- No signal/communication
- No or incorrect basic setting/adaptation
- Short circuit to B+
- Short circuit to ground
- Implausible signal
- Open circuit/short circuit to ground
- Open circuit/short circuit to B+
- Open circuit
- Electrical fault in electric circuit
- Please read out fault memory
- Faulty
- Cannot be checked now

Fault status

The following status types are possible:
- present
- not present

This information should be saved using the Save key F4 and printed out.