Symptom Troubleshooting

Symptom Troubleshooting: The Bluetooth icon in the navigation display is grayed-out

The Bluetooth icon in the navigation display is the grayed-out

1. Turn the ignition switch to ON (II).

2. Disconnect navigation unit connector B (24P) and the HandsFreeLink control unit 28P connector.

3. Check for continuity between body ground and the HandsFreeLink control unit 28P connector terminal No. 19.

Is there continuity?
YES - Repair short to body ground in the wire between the HandsFreeLink control unit and the navigation unit.

NO - Go to step 4.






4. Check for continuity between HandsFreeLink control unit 28P connector terminal No. 19 and navigation unit connector B (24P) terminal No. 20.

Is there continuity?
YES - Substitute a known-good HandsFreeLink control unit HandsFreeLink Control Unit Input Test/Replacement (With Navigation), and recheck. If the symptom/indication goes away, replace the original HandsFreeLink control unit Service and Repair. If the symptom/indication is still present, replace the navigation unit.

NO - Repair open in the wire between the HandsFreeLink control unit and navigation unit.