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Nissan Armada 2025-2026 Service and Repair Manual: Noise, Vibration and Harshness (nvh) Troubleshooting

NVH Troubleshooting Chart

Use the chart below to find the cause of the symptom. The numbers indicate the order of the inspection. If necessary, repair or replace these parts.

SUSPECTED PARTS

(Possible cause)
Symptom Reference
Transfer fluid leakage Noise
TRANSFER FLUID (Level low)   1 Inspection
TRANSFER FLUID (Wrong) 4 2
TRANSFER FLUID (Level too high) 1  
LIQUID GASKET (Damaged) 2   Exploded View
OIL SEAL (Worn or damaged) 2  

Front oil seal: Exploded View

Rear oil seal: Exploded View

Input oil seal: Exploded View
GEAR (Worn or damaged)   3
BEARING (Worn or damaged)   3
TRANSFER CASE (Damaged) 3 3

NOTE:

When transfer inner parts are malfunction, replace transfer assembly.

    Other materials

    Intelligent Key operating range
    The Nissan Armada Intelligent Key system functions only when the key is located within the defined operating range of the request switches 1 and 2 (if equipped). For optimal performance, the Nissan Armada Intelligent Key must be within approximately 80 cm (31.50 in) of each request switch. ...

    Fuel Efficient Driving Tips
    To get the best fuel economy from your Nissan Armada, follow these practical and easy-to-apply driving tips. These recommendations not only improve efficiency but also contribute to smoother and safer driving. 1. Use smooth accelerator and brake pedal application. Avoid sudden acceleration ...

    Roof Antenna
    Exploded View Roof antenna : N·m (kg-m, in-lb) Removal and Installation REMOVALRemove the headlining assembly. Refer to Removal and Installation. Disconnect the antenna feeder connector. Remove the mounting nut. Remove the roof antenna from the vehicle.INSTALLATIONNote the following, ...