Possible causes, elimination, notes
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.
Open circuit/short to ground/short to B+
- Pull off plug on the navigation unit.
- Pull off plug I on the instrument cluster.
- Check lead from navigation unit plug pin 3 to plug I pin 13 for continuity and short to ground or short to B+.
NOTE:
The lead is routed via jumper plug 1 on relay carrier 1.