How to Proceed with Trouble Diagnosis Audio With Navigation

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How to Proceed with Trouble Diagnosis

1. Confirm the symptom or customer complaint.
2. Perform Bluetooth control unit self-diagnosis. Bluetooth Control Unit Self-Diagnosis Function Audio With Navigation.
3. According to the symptom chart, repair or replace the cause of the symptom. Malfunction Code/Symptom Chart Audio With Navigation.
4. Does the Bluetooth system operate normally? If so, GO TO 5. If not, GO TO 2.
5. Inspection End.