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Diagnosis/troubleshooting on the PCM2 navigation module

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2005 Porsche 911, 2004 Porsche 911, 2003 Porsche 911, 2002 Porsche 911, and 2001 Porsche 911. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSIS/TROUBLESHOOTING (8002 NAVIGATION)

Work instruction Display OK If not OK
1 Read out Navigation 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 PCM2 function selection and confirm with the "FORWORD" key.
  • Select Fault memory in the 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.
 -> End Fault code is displayed
Step 2
2 Replace PCM2 navigation module -> End
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