Diagnosis Procedure
WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
Regarding Wiring Diagram information, refer to WIRING DIAGRAM .
- CHECK BLUETOOTH® VOICE SIGNAL CIRCUIT CONTINUITY
- Turn ignition switch OFF.
- Disconnect AV control unit connector M192 and Bluetooth® control unit connector B3.
- Check continuity between AV control unit connector M192 terminal 5 and Bluetooth®
control unit connector B3 terminal 9.
AV control unit Bluetooth® control unit Continuity Connector Terminal Connector Terminal M192 5 B3 9 Yes - Check continuity between AV control unit connector M192 terminal 5 and ground.
AV control unit Ground Continuity Connector Terminal M192 5 - No
Is inspection result normal?
YES
GO TO STEP 2 .
NO
Repair or replace harness or connectors.
- CHECK BLUETOOTH® VOICE SIGNAL GROUND CIRCUIT CONTINUITY
Check continuity between AV control unit connector M192 terminal 4 and Bluetooth® control unit connector B3 terminal 10.
AV control unit Bluetooth® control unit Continuity Connector Terminal Connector Terminal M192 4 B3 10 Yes Is inspection result normal?
YES
GO TO STEP 3 .
NO
Repair or replace harness or connectors.
- CHECK BLUETOOTH® VOICE SIGNAL
- Connect AV control unit connector M192 and Bluetooth® control unit connector B3.
- Turn ignition switch to ACC.
- Press
switch.
- Check signal between terminals of AV control unit connector M192.
AV control unit connector M192 Condition Reference value (+) (-) Terminal Terminal 5 4 During voice guide output with
Is the inspection result normal?
YES
Replace AV control unit. Refer to REMOVAL AND INSTALLATION .
NO
Replace Bluetooth® control unit. Refer to REMOVAL AND INSTALLATION .