Nissan Armada 2025-2026 Service and Repair Manual: Intelligent Key System All Functions Cannot Operate (all Keys)
Intelligent Key system all functions cannot operate (door lock and engine start).
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) |
|---|---|---|---|---|
| NG | NG | No start | No start | NG |
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 Intelligent Key battery.
Re ...
Diagnosis Procedure
CHECK INTELLIGENT KEY SYSTEM SYMPTOM TABLE
Check Intelligent Key system symptom table.
Refer to Diagnosis Procedure.
>>
GO TO 2.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check lntelligent Key uni ...
Other materials:
Diagnosis Procedure
The meter speaker does not sound.
CHECK COMBINATION METER INPUT SIGNAL
Select the “Data Monitor” for the “Combination meter” and check the “BUZZER” monitor value.
“BUZZER” Under the condition of speaker input : On Other than the above : Off
Is the inspection result normal?
YES& ...
Work Procedure
SYSTEM INITIALIZATION
NOTE:
System initialization is required for each seat.
System initialization can perform by power window main switch or power window switch on each seat.
Close the door.
Ignition switch ON.
Operate power window switch UP, and then release the switch after door glass to the ful ...
Inspection
INSPECTION AFTER REMOVAL
Surface Distortion
Check the surface distortion of the catalyst converter mating surface (turbocharger side) with a straigtedge (A) and a feeler gauge (B).
Limit 0.15 mm (0.0059 in)
Check the surface distortion of the catalyst converter mating surface (2nd catalyst conv ...
0.007