Navigation System Symptom Troubleshooting - Voice guidance cannot be heard
Check for continuity between navigation unit connector B (14P) terminal No. 11 and terminals No. 4, No. 5 and No. 12 individually.
Is there continuity?
YES
-
Repair short to ground in the harness between the navigation and audio units. Replace the affected shielded harness.■
NO
-
Go to
Step 9
.