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 page	CD OK and inserted correctly Step 2	Replace CD with one that works perfectly -> End
2	Read out PCM2 fault memory	Connect the Porsche System Tester II 9588 to the diagnostic socket; switch on the ignition and the Porsche System Tester II 9588 Select vehicle type 911 (996) and start the automatic control unit search In the Control units menu, select PCM2 Click the "> >" key in the Fault memory menu Read out fault memory Erase fault memory Remove ignition key and switch on ignition again. Read out fault memory Extract ambient data, press the ">>" key	The fault is remedied -> End	Fault code is still displayed Step 3
3	Replace PCM2		The fault is remedied -> End