Detailed Flow (For VR30DDTT Engine Models)

Get the detailed information about symptom from customer.

GO TO 2.

1. Check DTC of "All DTC Reading" using CONSUL.
2. Perform the following procedure if DTC is displayed.
   • Record DTC and freeze frame data. (Or, write it down.)
3. Check related service bulletins for information.

Is any DTCs detected?

YES

Perform the trouble diagnosis for DTC indicated.

NO

GO TO 3.

Try to confirm the symptom described by the customer.

Also study the normal operation related to the symptom. Refer to Infiniti Drive Mode Selector .

GO TO 4.

Check drive mode select switch circuit. Refer to Diagnosis Procedure .

Is inspection result normal?

YES

GO TO 5.

NO

Repair or replace error-detected parts.

1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Check that STANDARD is displayed on the information display screen of the combination meter.
4. Check that the view of information display changes as STANDARD => SPORT => SPORT+ => PERSONAL when switching the drive mode select switch to up side.
5. Check that the view of information display changes as PERSONAL => SPORT+ => SPORT => STANDARD => ECO => SNOW when switching the drive mode select switch to down side.

Is the inspection result normal?

YES

INSPECTION END

NO

Check intermittent incident. Refer to Intermittent Incident .