Sentra L4-2.0L (MR20DE) (2010)
See: Steering Wheel Audio Control Switch Does Not Operate.
OK or NG
OK - GO TO 2.
NG - Replace applicable parts.
2.CHECK BLUETOOTH VOICE SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect Bluetooth control unit connector and AV control unit connector.
3. Check continuity between Bluetooth control unit harness connector B15 (A) and AV control unit harness connector M93 (B).
4. Check continuity between Bluetooth control unit harness connector B15 (A) and ground.
OK or NG
OK - GO TO 3.
NG - Repair harness or connector.
3.CHECK MUTE SIGNAL
1. Connect Bluetooth control unit connector and AV control unit connector.
2. Turn ignition switch ON.
3. Check voltage between Bluetooth control unit connector B15 terminal 11 and ground.
11 - Ground : Approx. 5V
OK or NG
OK - GO TO 4.
NG - Replace AV control unit. See: Radio, Stereo, and Compact Disc/Service and Repair.
4.CHECK BLUETOOTH VOICE SIGNAL