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Nissan Armada 2025-2026 Service and Repair Manual: Approach Unlock/walk Away Lock Function Does Not Operate (one Key)

Nissan Armada 2025-2026 Service and Repair Manual / Body Exterior, Doors, Roof & Vehicle Security / Door & Lock / Approach Unlock/walk Away Lock Function Does Not Operate (one Key)

Description

Approach unlock/walk away lock function does not operate. (One Intelligent Key has the symptom, other keys operate normally.)

NOTE:

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

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 (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)
OK OK OK OK NG

CONDITIONS OF VEHICLE (OPERATING CONDITIONS)

  • “Walk Away Lock” and “Approach Unlock” of the vehicle setting in the combination meter is ON.

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

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 BATTERY

Check the Intelligent Key battery.

Refer to Component Inspection.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace Intelligent Key battery. Refer to Removal and Installation.

REPLACE INTELLIGENT KEY

  1. Replace the Intelligent Key and perform registration again.

  2. Check operation after replacement.

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

GO TO 4.

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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