Diagnostic Procedure 4

WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.

Self-diagnostic results:

"LOCK MODE" displayed on CONSULT-II screen

CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-DIAGNOSTIC RESULTS "LOCK MODE" is displayed on CONSULT-II screen.

Is CONSULT-II screen displayed as above?

Yes: GO TO 2.

No: GO TO "SYMPTOM MATRIX CHART 1 ".

Fig 1: Identifying CONSULT-II Display - SELF-DIAGNOSTIC RESULTS
ESCAPE FROM LOCK MODE
1. Turn ignition switch OFF.
2. Turn ignition switch ON with registered key. (Do not start engine.) Wait 5 seconds.
3. Return the key to OFF position. Wait 5 seconds.
4. Repeat steps 2 and 3 twice (total of three cycles).
5. Start the engine.
Does engine start?

Yes: System is OK (Now system is escaped from "LOCK MODE"). Clear all codes.

No: GO TO 3.
PERFORM INITIALIZATION WITH CONSULT-II
Perform initialization with CONSULT-II.

For initialization, refer to CONSULT-II Operation Manual NATS-IVIS. .

NOTE: If the initialization is not completed or malfunctions, CONSULT-II shows the message on the screen.

Can the system be initialized?

Yes: System is OK.

No: GO TO 4.

Fig 2: Identifying CONSULT-II Display - IMMU INITIALIZATION
PERFORM INITIALIZATION WITH CONSULT-II AGAIN
1. Replace BCM.
2. Perform initialization with CONSULT-II.
  For initialization, refer to CONSULT-II Operation Manual NATS-IVIS/NVIS. .
NOTE: If the initialization is not completed or malfunctions, CONSULT-II shows the message on the screen.

Can the system be initialized?

Yes: System is OK. BCM is malfunctioning. Ref. part No. A

No: ECM is malfunctioning.
- Replace ECM. Ref. part No. B
- Perform initialization with CONSULT-II.
  For initialization, refer to CONSULT-II Operation Manual NATS-IVIS/NVIS. .
  
  Fig 3: Identifying CONSULT-II Display - IMMU INITIALIZATION