Nissan Murano: Door & Lock :: Symptom Diagnosis / Door Does Not Lock/unlock and Engine Does Not Start (all I-Key/req Sw/push Sw)

Diagnosis Procedure

All doors do not lock/unlock using door request switch or back door does not open using back door opener request switch, Intelligent Key, and engine does not start when ignition switch is pressed while carrying Intelligent Key.

SYMPTOM TABLE (BOTH INTELLIGENT KEYS HAVE THE SAME SYMPTOMS)

CONDITIONS OF VEHICLE (OPERATING CONDITIONS)

“ENGINE START BY I-KEY” setting in “Work support” mode of “BCM(INTELLIGENT KEY)” is ON.

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 “B26FF” is detected.

Is DTC “B26FF” detected?

Perform the trouble diagnosis for detected DTC. Refer to DTC Description.

GO TO 3.

CHECK INTELLIGENT KEY BATTERY

Check Intelligent Key battery.

Refer to Component Function Check.

Is the inspection result normal?

GO TO 4.

Repair or replace the malfunctioning parts.

CHECK REMOTE KEYLESS ENTRY RECEIVER

Check remote keyless entry receiver.

Refer to Component Function Check.

Is the inspection result normal?

GO TO 5.

Repair or replace the malfunctioning parts. Refer to Removal and Installation.

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.