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. ...
Recommended fluids/lubricants and capacities
The following are approximate capacities. The actual refill capacities may
be a little different. When refilling, follow the procedure
described in the "Do-it-yourself" section to determine the proper refill
capacity.
...
P0507 ISC system
Description
The ECM controls the engine idle speed to a specified level through the fine
adjustment of the air, which is let
into the intake manifold, by operating the electric throttle control actuator.
The operating of the throttle valve is
varied to allow for optimum control of the engine ...