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 FUSE
Check that the following fuses are not blown.
Terminal No. Signal name Fuse No. 1 Battery power supply 15 (15A) 2 ACC power supply 65 (10A) 3 Ignition signal 30 (10A) Are the fuses blown?
YES
Replace the blown fuse after repairing the affected circuit.
NO
GO TO STEP 2 .
- CHECK POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect Bluetooth® control unit connector B3.
- Check voltage between Bluetooth®
control unit connector B3 and ground.
Bluetooth® control unit Ground Condition Voltage
(Approx.)Connector Terminal B3 1 - Ignition switch: OFF Battery voltage 2 Ignition switch: ACC 3 Ignition switch: ON
Is the inspection result normal?
YES
GO TO STEP 3 .
NO
Repair or replace harness or connectors.
- CHECK GROUND CIRCUIT
- Turn ignition switch OFF.
- Check continuity between Bluetooth®
control unit connector B3 and ground.
Bluetooth® control unit Ground Continuity Connector Terminal B3 4 - Yes 20 23 24 27
Is the inspection result normal?
YES
Inspection End.
NO
Repair or replace harness or connectors.