Symptom Troubleshooting

HandsFreeLink System Symptom Troubleshooting - The communication with cell phone is interrupted or changes

The communication with cell phone is interrupted or changes (with navigation)

NOTE:

- Check the vehicle battery condition first Battery Test.
- Check if the audio system functions normally.
- The connected device may not function properly when it is in the trunk or in a metallic case.
- Check online at www.acura.com/handsfreelink or call the HFL call center at 888-528-7876 to make sure the Bluetooth cell phone is compatible with the HFL system and that there are no known issues.
- Check the connectors for poor connections or loose terminals.

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

2. Turn on the audio system, and check for sound in each mode (AM/FM and CD).

Is the sound normal?

YES -

Go to step 3.

NO -

Go to Sound Quality Diagnosis Audio System Sound Quality Diagnosis or No sound is heard from the speaker(s) (display is normal) troubleshooting No Sound Is Heard From the Speaker(s) (Display Is Normal) (With ELS Audio).

3. Try and duplicate the symptom.

Can you duplicate the symptom?

YES -

Go to step 4.

NO -

Intermittent failure, the system is OK at this time.

4. Check for communication problems with the paired cell phone.

Does the symptom occur in a specific place or under a specific condition?

YES -

Intermittent failure. Influence or electric wave interference.

NO -

Go to step 5.

5. If you have the client's Bluetooth cell phone, go to step 6. Otherwise, pair a known-good Bluetooth cell phone to the client's vehicle.

Can you pair the Bluetooth cell phone, and does it operate normally?

YES -

The client's Bluetooth cell phone is defective or not compatible.

NO -

Go to step 7.

6. Pair the client's Bluetooth cell phone to a known-good vehicle.

Can you pair the Bluetooth cell phone, and does it operate normally?

YES -

Go to step 7.

NO -

The client's Bluetooth cell phone is defective or not compatible.

7. Turn the ignition switch to LOCK (0).

8. Check the connections at the HandsFreeLink control unit 28P connector and audio-navigation unit connector C (14P) terminals.

Are the connections and terminals connected properly?

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 Service and Repair.

NO -

Repair the connection, and recheck.