Diagnosis Procedure
Regarding Wiring Diagram information, refer to BCS "Wiring Diagram".
1.CHECK FUSES AND FUSIBLE LINK
Check that the following fuses and fusible link are not blown. 
Is the fuse blown?
YES >> Replace the blown fuse or fusible link after repairing the affected circuit.
NO >> GO TO 2.
2.CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connectors.
3. Check voltage between BCM connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair harness or connector.
3.CHECK GROUND CIRCUIT
Check continuity between BCM connector and ground. 
Is the inspection result normal?
YES >> Inspection End.
NO >> Repair harness or connector.
B2196 Dongle unitDescription BCM performs ID verification between BCM and dongle unit. When verification result is OK, BCM permits cranking. ...

Description Vehicle security indicator is built in combination meter. NATS (Nissan Anti-Theft System) condition is indicated by blink or illumination of vehicle security indicator. ...
RearView Monitor (if so equipped)
1. CAMERA button (models with navigation)
WARNING
Failure to follow the warnings and instructions
for proper use of the Rear-
View Monitor system could result in serious
injury or death.
RearView Monitor is a convenience feature
and is not a substitute for proper
backing. Always ...
Ignition coil, spark plug and rocker cover
Exploded View
1. Ignition coil 2. Spark plug 3. Rocker cover
4. Hose cramp 5. PCV hose 6. PCV valve
7. Oring 8. Gasket 9. Oil filler cap
10. Oring 11. Intake camshaft position sensor 12. Exhaust camshaft position
sensor
13. Clip A. To intake manifold
Removal and Installation
REMOVAL
...