Symptom Troubleshooting
Symptom Troubleshooting: The HFL system does not recognize all voice prompts
The HFL system does not recognize all voice prompts
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.
Are there any DTCs indicated?
YES - Repair the indicated DTCs.
NO - Go to step 5.
5. Check if the problem is duplicated.
Can the customer's problem be duplicated?
YES - Go to step 6.
NO - The system is OK at this time. Ask the customer to demonstrate the problem.
6. Check if the navigation system can recognize voice prompts.
Can the voice prompts be recognized?
YES - Go to step 7.
NO - Refer to the navigation system troubleshooting. Symptom Troubleshooting
7. Pair the customer's phone to a known-good vehicle, and try to duplicate the problem.
Can you duplicate the problem?
YES - Call the HFL support desk, and inquire if there are any known issues for the problem. If there are no known issues, explain to the customer's this is a system characteristic and cannot be improved at this time.
NO - Substitute a known-good HFL-navigation-ANC microphone.
If the problems still present, substitute a known-good HandsFreeLink control unit. HandsFreeLink Control Unit Input Test/Replacement (With HandsFreeLink)
If the problem goes away, replace the original HFL-navigation-ANC microphone. Service and Repair