8025 Navigation: Diagnosis/troubleshooting
DIAGNOSIS/TROUBLESHOOTING (8025 NAVIGATION)
| Work instruction |
Display OK |
If not OK |
| 1 |
Visual inspection |
- Check navigation CD for damage, version and the position of the data-side
|
CD OK and inserted correctly
Step 2 |
Replace CD with one that works perfectly
-> End |
| 2 |
Read out PCM2 fault memory |
- Connect and start the Porsche System Tester II 9588 and switch on the ignition.
- Select 911 (996) in the Vehicle type menu and confirm with the "FORWORD" key.
- Select PCM in the Control units menu and confirm with the "FORWORD" key
- Select Navigation in the 911 (996) PCM2 function selection and confirm with the "FORWORD" key.
- Select Fault memory in the 911 (996) Navigation function selection and confirm with the "FORWORD" key.
- Read out fault memory.
- Erase fault memory.
- Remove ignition key and switch on ignition again.
- Read out fault memory.
- Extract ambient data, press the "FORWORD" key.
|
The fault is remedied
-> End |
Fault code is still displayed
Step 3 |
| 3 |
Replace PCM2 |
The fault is remedied
-> End |