BOSE Audio Without Navigation

U1290, U1291, U1292, U1293 AUDIOPILOT MICROPHONE





Description









DTC Logic

DTC DETECTION LOGIC









Diagnosis Procedure
1.CHECK CONTINUITY BETWEEN BOSE AMP. AND MICROPHONE FOR AUDIOPILOT CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BOSE amp. connector and microphone for AudioPilot connector.
3. Check continuity between BOSE amp. harness connector and microphone for AudioPilot harness connector.





4. Check continuity between BOSE amp. harness connector and ground.





Is the inspection result normal?
YES - GO TO 2.
NO - Repair harness or connector.
2.CHECK MICROPHONE SIGNAL
1. Connect BOSE amp. connector and microphone for AudioPilot connector.
2. Check signal between BOSE amp. harness connector.





Is the inspection result normal?
YES - Replace BOSE amp.
- Replace microphone for AudioPilot.
NO