Diagnostic Procedure 4

WARNING: This page is about a different car, the 2008 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

Self-diagnostic results:

"LOCK MODE" displayed on CONSULT-III screen

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

Is CONSULT-III screen displayed?

YES: GO TO 2.

NO: GO TO "SYMPTOM MATRIX CHART 1 ".
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").

NO: GO TO 3.
PERFORM INITIALIZATION WITH CONSULT-III
Perform initialization with CONSULT-III.

For initialization, refer to "CONSULT-III Operation Manual NATS-IVIS/NVIS".

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

Can the system be initialized?

YES: System is OK.

NO: GO TO 4.
PERFORM INITIALIZATION WITH CONSULT-III AGAIN
1. Replace BCM.
2. Perform initialization with CONSULT-III.
  For initialization, refer to "CONSULT-III Operation Manual NATS-IVIS/NVIS".
NOTE: If the initialization is not completed or malfunctions, CONSULT-III shows the message on the screen.

Can the system be initialized?

YES: System is OK. BCM is malfunctioning.

NO:
- ECM is malfunctioning.
- Replace ECM.
- Perform initialization with CONSULT-III.
  For initialization, refer to "CONSULT-III Operation Manual NATS-IVIS/NVIS".