Nissan Armada 2025-2026 Service and Repair Manual: Diagnosis Procedure

Nissan Armada 2025-2026 Service and Repair Manual / Body Exterior, Doors, Roof & Vehicle Security / Door & Lock — Symptom Diagnosis / Door Does Not Lock/unlock with Intelligent Key (one Key) / Diagnosis Procedure

CHECK INTELLIGENT KEY SYSTEM SYMPTOM TABLE

Check Intelligent Key system symptom table.

Refer to Diagnosis Procedure.

GO TO 2.

Register the Intelligent Key again.
Check operation after replacement.

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

GO TO 3.

REPLACE INTELLIGENT KEY

Replace the Intelligent Key and perform registration again.
Check operation after replacement.

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

GO TO 4.

REPLACE INTELLIGENT KEY UNIT

Replace Intelligent Key unit. Refer to Removal and Installation.
Check operation after replacement.

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

Check intermittent incident. Refer to Intermittent Incident.

Door Does Not Lock/unlock with Intelligent Key (one Key)

All doors do not lock/unlock using Intelligent Key button. (One Intelligent Key has the symptom, other keys operate normally.) SYMPTOM TABLE (ONE INTELLIGENT KEY HAS THE SYMPTOM, OTHER KEYS OPERATE NO ...

Door Does Not Lock/unlock and Engine Does Not Start (one I-Key/req Sw/push Sw)

All doors do not lock/unlock using one touch sensor and engine does not start when push-button ignition switch is pressed while carrying Intelligent Key. (One Intelligent Key has the symptom, other ke ...

Other materials:

Diagnosis Procedure
CHECK DOOR LOCK ACTUATOR Check door lock actuator (driver side). Refer to Diagnosis Procedure. Is the inspection result normal? YES>> GO TO 2. NO>> Repair or replace the malfunctioning parts. REPLACE BCM Replace BCM. Refer to Removal and Installation. Confirm the operation after replac ...

Removal and Installation
WARNING: REMOVAL Drain transfer fluid. Refer to Draining. Remove transfer assembly from vehicle. Refer to Removal and Installation. Remove the rear case mounting bolts . * : Tighten together with the bracket. Remove the rear case . Remove the rear output shaft snap ring . Remove the spr ...

RearView Monitor system operation
The Nissan Armada RearView Monitor system utilizes a rear-mounted camera 1, positioned just above the license plate, to provide a clear and wide-angle view behind the vehicle. To activate the Nissan Armada RearView Monitor, turn the ignition switch to the ON position and shift the transmi ...

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