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. ...
Engine control system
ENGINE CONTROL SYSTEM : System Diagram
NOTE:
Battery current sensor is used in CVT models.
ENGINE CONTROL SYSTEM : System Description
ECM performs various controls such as fuel injection control and ignition
timing control.
ENGINE CONTROL SYSTEM : Fail Safe
NON DTC RELATED ITEM
...
Shift control
SHIFT CONTROL : System Description
SYSTEM DIAGRAM
DESCRIPTION
To select the gear ratio that can give the driving force to meet driver's
intent or vehicle situation, the vehicle
driving condition such as vehicle speed or accelerator pedal position is
detected and the most appropriate
g ...