Nissan Murano: Door & Lock :: Symptom Diagnosis / All Doors Do Not Lock/unlock or Trunk/back Door Do Not Open with Request Switch

Diagnosis Procedure

All doors do not lock/unlock using front door request switch or back door does not open using back door opener request switch.

NOTE:

Before starting diagnosis check that vehicle condition is as shown in “Conditions of Nissan Murano vehicle”, and check each symptom.

SYMPTOM TABLE (BOTH INTELLIGENT KEYS HAVE THE SAME SYMPTOMS)

CONDITIONS OF VEHICLE (OPERATING CONDITIONS)

• “LOCK/UNLOCK BY I-KEY” setting in “Work support” mode of “BCM(INTELLIGENT KEY)” is ON.

• Registered Intelligent Key is within the detection area of outside key antenna.

DIAGNOSIS PROCEDURE

Refer to Diagnosis Procedure.

CHECK INTELLIGENT KEY SYSTEM SYMPTOM TABLE

Check Intelligent Key system symptom table.

Refer to Diagnosis Procedure.

GO TO 2.

PERFORM SELF DIAGNOSIS RESULT

CONSULT

Select “Self Diagnostic Result” mode of “BCM”, and check if DTC is detected.

Is DTC detected?

Perform the trouble diagnosis for detected DTC.

GO TO 3.

CHECK OUTSIDE KEY ANTENNA

Use SIGNAL TECH II to check each outside key antenna. For the inspection method and how to use SIGNAL TECH II, refer to “NISSAN/INFINITI SIGNAL TECH II USER GUIDE”.

Is the inspection result normal?

GO TO 4.

GO TO 5.

CHECK INTELLIGENT KEY OUTPUT SIGNAL

Use SIGNAL TECH II to check Intelligent Key outside signal. For the inspection method and how to use SIGNAL TECH II, refer to “NISSAN/INFINITI SIGNAL TECH II USER GUIDE”.

Is the inspection result normal?

GO TO 6.

Replace the malfunctioning outside key antenna. Refer to Removal and Installation (Drive side), Removal and Installation (Passenger side) or Removal and Installation (Rear bumper).

CHECK DOOR REQUEST SWITCH

Check each door request switch.

• Front door: Refer to Component Function Check.

• Back door: Refer to Component Function Check.

Is the inspection result normal?

GO TO 6.

Repair or replace the malfunctioning parts. Refer to Removal and Installation (Drive side), Removal and Installation (Passenger side) or Removal and Installation (Back door).

REPLACE BCM

1. Replace BCM. Refer to Removal and Installation.

2. Check operation after replacement.

Is the inspection result normal?

Inspection End.

Check intermittent incident. Refer to Intermittent Incident.