Symptom Troubleshooting

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

The Bluetooth icon in the navigation display is grayed-out

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

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

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

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

NO - Go to step 4.






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

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

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