Symptom Troubleshooting

HandsFreeLink System Symptom Troubleshooting - The HFL digits do not go away from the audio-HVAC display or audio-navigation switch panel display after pressing the HFL BACK button

The HFL digits do not go away from the audio-HVAC display or audio-navigation switch panel display after pressing the HFL BACK button

1. Connect the HDS to the DLC.

2. Clear the DTCs with the HDS.

3. Turn the ignition switch to LOCK (0) and then back to ON (II).

4. Check for DTCs with the HDS.

Are there any DTCs indicated?

YES -

Troubleshoot the indicated DTCs.�

NO -

Go to step 5.

5. Turn the ignition to LOCK (0).

6. Substitute a known-good HandsFreeLink control unit HandsFreeLink Control Unit Input Test.

7. Turn the ignition switch to ON (II), and check the audio-navigation switch panel display (with navigation) or the audio-HVAC display unit (without navigation).

Are the messages cleared?

YES -

Replace the original HandsFreeLink control unit Service and Repair.�

NO -

Replace the audio-navigation switch panel Audio-Navigation Switch Panel Removal/Installation or the audio-HVAC display unit Audio-HVAC Display Unit Removal/Installation.�