Inspection Procedure
WARNING: This page is about a different car, the 2004 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK THE MAP DISC
- Check that the map disc is not deformed or cracked.
OK: No deformations or cracks appear on the map disc.
NG: REPLACE THE MAP DISC
OK: Go to next step.
- Check that the map disc is not deformed or cracked.
- CHECK THE DISPLAY
- Check that displays other than the navigation display are complete.
OK: No other incomplete displays are found.
OK:
REPLACE NAVIGATION ECU (SEE REPLACEMENT )
NG: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE (SEE PROBLEM SYMPTOMS TABLE )
- Check that displays other than the navigation display are complete.