Diagnostic Procedure 6

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.

Fig 1: CONSULT-II Display - Confirming Self-Diagnostic Result
Courtesy of NISSAN MOTOR CO., U.S.A.

Is CONSULT-II screen displayed as above?

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-II
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.

Fig 2: Diagnostic Procedure 6 - Performing Initialization With CONSULT-II
Courtesy of NISSAN MOTOR CO., U.S.A.

Can the system be initialized?

Yes: System is OK.

No: GO TO 4 .
PERFORM INITIALIZATION WITH CONSULT-II AGAIN
1. Replace BCM (NATS control unit).
2. Perform initialization with CONSULT-II.
  For initialization, refer to "CONSULT-II Operation Manual NATS-IVIS/NVIS".
  
  Fig 3: Diagnostic Procedure 6 - Performing Initialization With CONSULT-II
  Courtesy of NISSAN MOTOR CO., U.S.A.
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 (NATS control unit) 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".