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Nissan Armada 2025-2026 Service and Repair Manual: Intelligent Key Button Operation Has Poor Range (all Keys)

Nissan Armada 2025-2026 Service and Repair Manual / Body Exterior, Doors, Roof & Vehicle Security / Door & Lock / Intelligent Key Button Operation Has Poor Range (all Keys)

Description

Intelligent Key button operation has poor range.

SYMPTOM TABLE (BOTH INTELLIGENT KEYS HAVE THE SAME SYMPTOMS)

Door lock operation (remote keyless entry) Door lock operation (one touch sensor or request switch of front/rear/back door) or trunk/back door open operation (opener switch of trunk/back door panel) Engine started with push-button ignition switch operation (registered Intelligent Key is within the detection area of inside key antenna) Engine started with push-button ignition switch operation (registered Intelligent Key placed next to push-button ignition switch) Unlock operation when approaching the vehicle, lock operation when away from the vehicle (registered Intelligent Key is within the detection area of outside key antenna)
Poor range OK OK OK OK

DIAGNOSIS PROCEDURE

Refer to Diagnosis Procedure.

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?

YES>>

GO TO 3.

NO>>

Replace Intelligent Key battery. Refer to Removal and Installation.

CHECK INTELLIGENT KEY BATTERY

Check the Intelligent Key battery.

Refer to Component Inspection.

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Replace Intelligent Key battery. Refer to Removal and Installation.

REMOTE AFTERMARKET DEVICE

  1. If the 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?

YES>>

INSPECTION END

NO>>

GO TO 5.

REPLACE INTELLIGENT KEY UNIT

  1. Replace Intelligent Key unit. Refer to Removal and Installation.

  2. Check operation after replacement.

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

Check intermittent incident. Refer to Intermittent Incident.

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