Nissan Murano: Door & Lock :: Symptom Diagnosis / Intelligent Key Button Operation Has Poor Range (all Keys)

Diagnosis Procedure

Intelligent Key button operation has poor range.

SYMPTOM TABLE (BOTH INTELLIGENT KEYS HAVE THE SAME SYMPTOMS)

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.

CHECK INTELLIGENT KEY LOW BATTERY WARNING

Check that the Intelligent Key low battery warning operates.

Is the Intelligent Key low battery warning operated?

GO TO 3.

Replace Intelligent Key battery. Refer to Removal and Installation.

CHECK INTELLIGENT KEY BATTERY

Check the Intelligent Key battery.

Refer to Component Function Check.

Is the inspection result normal?

GO TO 4.

Replace Intelligent Key battery. Refer to Removal and Installation.

PERFORM SELF DIAGNOSTIC 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 5.

REMOTE AFTERMARKET DEVICE

1. If the Nissan Murano vehicle is equipped with any interference-generating aftermarket device such as a vehicle security system, charger and remote engine starter etc., remove them.

2. Check operation after replacement.

Is the inspection result normal?

Inspection End.

GO TO 6.

CHECK REMOTE KEYLESS ENTRY RECEIVER

Check remote keyless entry receiver.

Refer to Component Function Check.

Is the inspection result normal?

GO TO 7.

Repair or replace the malfunctioning parts.

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.