AUDIO UNIT
AUDIO UNIT : Diagnosis Procedure
Regarding Wiring Diagram information, refer to AV "Wiring Diagram".
1.CHECK FUSES
Check that the following fuses are not blown. 
Are the fuses blown?
YES >> Replace the blown fuse after repairing the affected circuit.
NO >> GO TO 2.
2.POWER SUPPLY CIRCUIT CHECK
1. Turn ignition switch OFF.
2. Disconnect audio unit connector M43.
3. Check voltage between audio unit connector M43 and ground. 
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness or connectors.
3.GROUND CIRCUIT CHECK
Inspect audio unit case ground.
Is the inspection result normal?
YES >> Inspection End.
NO >> Repair audio unit case ground.
Diagnosis and repair workflowWork Flow OVERALL SEQUENCE DETAILED FLOW 1.GET INFORMATION FOR SYMPTOM Get detailed information from the customer about the symptom (the condition and the environment when the incident/ma ...

Diagnosis Procedure Regarding Wiring Diagram information, refer to AV "Wiring Diagram". 1.CONNECTOR CHECK Check the audio unit and speaker connectors for the following: Proper conne ...
General maintenance
During the normal day-to-day operation of the
vehicle, general maintenance should be performed
regularly as prescribed in this section. If
you detect any unusual sounds, vibrations or
smells, be sure to check for the cause or have a
NISSAN dealer do it promptly. In addition, it is
recommended ...
Evaporative emission system
Inspection
1.CHECK EVAP CANISTER
Block port (B).
Blow air into port (A) and check that it flows freely out of port (C).
Release blocked port (B).
Apply vacuum pressure to port (B) and check that vacuum pressure
exists at the ports (A) and (C).
Block port (A) and (B).
Apply pressure ...