Nissan Armada 2025-2026 Service and Repair Manual: 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
Select “Self Diagnostic Result” mode of “INTELLIGENT KEY”, and check if DTC is detected.
Is DTC detected?
YES>>Perform the trouble diagnosis for detected DTC.
NO>>GO TO 3.
CHECK OUTSIDE KEY ANTENNA
Check outside key antenna.
Rear door LH: Refer to DTC Diagnosis Procedure.
Rear door RH: Refer to DTC Diagnosis Procedure.
Rear bumper: Refer to DTC Diagnosis Procedure.
Is the inspection result normal?
YES>>GO TO 4.
NO>>Repair or replace the malfunctioning parts.
CHECK ONE TOUCH SENSOR
Check request switch.
Front door LH:Refer to DTC Diagnosis Procedure.
Front door RH:Refer to DTC Diagnosis Procedure.
Rear door LH:Refer to Diagnosis Procedure.
Rear door RH:Refer to Diagnosis Procedure.
Back door:Refer to DTC Diagnosis Procedure.
Is the inspection result normal?
YES>>GO TO 5.
NO>>Repair or replace the malfunctioning parts.
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.
All Doors Do Not Lock/unlock or Trunk/back Door Do Not Open with Door Request Switch
All doors do not lock/unlock using door request switch.
NOTE:
Before starting diagnosis check that vehicle condition is as shown in “Conditions of vehicle”, and check each symptom.
SYMPTOM TABLE ( ...
Door Does Not Lock/unlock and Engine Does Not Start (req Sw/push Sw) (all Keys)
All doors do not lock/unlock using door request switch, and engine does not start when push-button ignition switch is pressed while carrying Intelligent Key.
SYMPTOM TABLE (BOTH INTELLIGENT KEYS HAVE ...
Other materials:
Work Flow
DETAILED FLOW
INTERVIEW FOR MALFUNCTION
NOTE:
>>
GO TO 2.
SELF-DIAGNOSIS WITH CONSULT
With CONSULT
Perform self-diagnosis of “Display unit” using CONSULT. Refer to CONSULT Function.
NOTE:
Skip to step 4 of the diagnosis procedure if “Display unit” is not displayed.
Is any DTC detect ...
Diagnosis Procedure
CHECK INTELLIGENT KEY SYSTEM SYMPTOM TABLE
Check Intelligent Key system symptom table.
Refer to Diagnosis Procedure.
>>
GO TO 2.
CHECK INTELLIGENT KEY
Check the inside of the Intelligent Key for rust or corrosion by water. Simultaneously check the internal circuits for damage. Squeeze, twist ...
Removal and Installation
WARNING:
REMOVAL
Disconnect battery cable from negative terminal. Refer to Removal and Installation.
Remove engine under cover rear. Refer to Removal and Installation.
Remove front cross member. Refer to Removal and Installation.
Remove starter motor cover 2 mounting bolts , and then remove starter ...
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