AV CONTROL UNIT: Diagnosis Procedure
WARNING: This page is about a different car, the 2013 Nissan Xterra. 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. 7 ACC power supply 4 (10A) 19 Battery power supply 29 (20A) 37 IGN power supply 12 (10A) Are the fuses blown?
YES: Replace the blown fuse after repairing the affected circuit.
NO: GO TO 2.
- CHECK POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect AV control unit connector M96 and M97.
- Check voltage between AV control unit connectors and ground.
AV control unit Ground Condition Voltage (Approx.) Connector Terminal M96 19 - Ignition switch: OFF Battery voltage 7 Ignition switch: ON M97 37 Is the inspection result normal?
YES: GO TO 3.
NO: Repair or replace harness or connectors.
- CHECK GROUND CIRCUIT
Check continuity between AV control unit connector M96 and ground.
AV control unit Ground Continuity Connector Terminal M96 20 - Yes Is the inspection result normal?
YES: Inspection End.
NO: Repair or replace harness or connectors.