Work Flow

IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-NATS)


Work Flow

1.CHECK IN
Listen to customer complaints or request (Get symptoms).

NOTE:
In rare case, "CHAIN of ECM-IMMU" might be stored as a self-diagnostic result during key registration procedure, even if the system is not malfunction.
malfunction GO TO 2.
Key service request Perform Initialization. Refer to CONSULT-III operation manual NATS-IVIS/NVIS.
2.START ENGINE WITH INTELLIGENT KEY
Check if the engine could be started by all registered Intelligent Keys.
Is the inspection result normal?
The engine can be started by all Intelligent Keys GO TO 3.
The engine cannot be started by some Intelligent Keys Perform Initialization. Refer to CONSULT-III operation manual NATS-IVIS/NVIS.
The engine cannot be started by all Intelligent Keys GO TO 4.
3.START ENGINE WITH INTELLIGENT KEY INTO KEY SLOT
Check if the engine could be started by all Intelligent Keys into key slot.
Is the inspection result normal?
The engine can be started by all Intelligent Keys GO TO 5.
The engine cannot be started by some Intelligent Keys Perform Initialization. Refer to CONSULT-III operation manual NATS-IVIS/NVIS.
The engine cannot be started by all Intelligent Keys GO TO 4.
4.CHECK "KEY" WARNING LAMP ILLUMINATION
1. Intelligent key into key slot.
2. When pushing the push-button ignition switch, check if "KEY" warning lamp in combination meter illuminates.
Does "KEY" warning lamp illuminate?
YES - GO TO 7.
NO - Check function of intelligent key system. Refer to System Description
5.CHECK SECURITY INDICATOR LIGHTING
Check security indicator lights up when ignition switch is in ON position.
Does security indicator illuminate?
YES - GO TO 7.
NO - GO TO 6.
6.CHECK SECURITY INDICATOR OPERATION
Check security indicator blinks when ignition switch is in OFF position.
Is the inspection result normal?
YES - GO TO 7.
NO - Repair security indicator. Refer to IVIS (Infiniti Vehicle Immobilizer System-NATS).
7.INTELLIGENT KEY UNIT SELF DIAGNOSIS
Perform Intelligent Key unit SELF-DIAGNOSIS using CONSULT-III.
Is DTC displayed?
YES - GO TO 8.
NO - GO TO 9.
8.PERFORM INTELLIGENT KEY UNIT TROUBLE DIAGNOSIS
Check Intelligent Key unit self-diagnostic results item chart. Refer to Consult-III Functions (Intelligent Key).
Is the inspection result normal?
YES - GO TO 7.
NO - Perform intelligent key trouble diagnosis again.
9.BCM SELF DIAGNOSIS
Perform BCM SELF-DIAGNOSIS using CONSULT-III.
Is DTC displayed?
YES - GO TO 10.
NO - GO TO 11.
10.PERFORM BCM TROUBLE DIAGNOSIS
Check BCM self-diagnostic results item chart. Refer to Consult-III Functions (BCM-IMMU).
Is the inspection result normal?
YES - GO TO 9.
NO - Perform BCM trouble diagnosis again.
11.ECM SELF DIAGNOSIS
Perform ECM SELF-DIAGNOSIS using CONSULT-III.
Is DTC displayed?
P1610-P1615 is displayed GO TO 12.
No DTC is displayed GO TO 2.
Another code different from (P1610-P1615) is displayed. Go to EC section.
12.PERFORM ECM TROUBLE DIAGNOSIS
Check ECM self-diagnostic results item chart. Refer to Consult-III Functions (BCM-IMMU).
Is the inspection result normal?
YES - GO TO 11.
NO - Perform ECM trouble diagnosis again.