DTC DETECTION LOGIC 
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Check DTC in "Self Diagnostic Result" mode of "BCM" using CONSULT.
Is DTC detected?
YES >> Refer to SEC "Diagnosis Procedure".
NO >> Inspection End.
1.CHECK SELF DIAGNOSTIC RESULT 1
1. Select "Self Diagnostic Result" of "BCM" using CONSULT.
2. Erase DTC.
3. Perform DTC Confirmation Procedure for DTC P2195. Refer to SEC "DTC Logic".
Is DTC detected?
YES >> GO TO 2.
NO >> Inspection End.
2.CHECK EQUIPMENT OF THE VEHICLE
Check that unspecified accessory part related to engine start is not installed.
Is unspecified accessory part related to engine start installed?
YES >> GO TO 3.
NO >> GO TO 4.
3.CHECK SELF DIAGNOSTIC RESULT 2
1. Obtain the customer's approval to remove unspecified accessory part related to engine start, and then remove it.
2. Select "Self Diagnostic Result" of "BCM" using CONSULT.
3. Erase DTC.
4. Perform DTC CONFIRMATION PROCEDURE for DTC B2195. Refer to SEC "DTC Logic".
Is DTC detected?
YES >> GO TO 4.
NO >> Inspection End.
4.REPLACE BCM
1. Replace BCM. Refer to BCS "Removal and Installation".
2. Perform initialization of BCM and registration of all ignition keys using CONSULT.
For initialization and registration procedures, refer to CONSULT Immobilizer mode and follow the onscreen instructions.
>> Inspection End.
B2193, P1612 Chain of ECM-IMMUDescription BCM performs the ID verification with ECM that allows the engine to start. BCM starts the communication with ECM if ignition switch is turned ON and starts the engine if the ID is OK. ...

Description BCM performs ID verification between BCM and dongle unit. When verification result is OK, BCM permits cranking. ...
Security systems (if so equipped)
Your vehicle has one type of security systems:
NISSAN Vehicle Immobilizer System
NISSAN vehicle immobilizer system
The NISSAN Vehicle Immobilizer System will not
allow the engine to start without the use of a
registered key.
If the engine fails to start using a registered key
(for ex ...
Maintenance under severe operating conditions
The maintenance intervals shown on the preceding pages are for normal
operating conditions. If the vehicle is mainly operated under severe driving
conditions as shown below, more frequent maintenance must be performed on the
following items as shown in the table.
Severe driving conditions
...