Nissan Armada 2025-2026 Service and Repair Manual: Removal and Installation
WARNING:
REMOVAL
Water pipe 1
Remove engine cover. Refer to Removal and Installation.
Drain engine coolant. Refer to ENGINE COOLANT : Draining.
CAUTION:
Perform this step when the engine is cold.
Remove air inlet tube 1. Refer to Removal & Installation.
Remove water hose 2 
and water hose 3 
from water pipe 1 
.
 | : Vehicle front |
Remove water pipe 1.
Water pipe 2
Remove engine cover. Refer to Removal and Installation.
Drain engine coolant. Refer to ENGINE COOLANT : Draining.
CAUTION:
Perform this step when the engine is cold.
Remove air cleaner assembly. Refer to Removal and Installation.
Remove air inlet tube 2. Refer to Removal & Installation.
Remove inlet air duct 2, bracket 2 and air duct 2 (bank 2). Refer to Exploded View.
Remove radiator hose (lower) .
| : Vehicle front |
Remove oil cooler hose 3. Refer to Exploded View.
Remove water hose 2. Refer to Exploded View.
Remove water outlet hose. Refer to Exploded View.
Remove water hose 6 .
Remove water pipe 2.
INSTALLATION
Note the following and install in the reverse oreder removal.
CAUTION:
Do not reuse gasket.
Securely insert each hose, and install clamp at a position where it does not interfere with the pipe bulge.
Exploded View
Water hose 1 Clamp Water hose 2 Water pipe 1 Water hose 3 Electric water pump Bracket Clip Water hose 4 Drain plug O-ring Connector Clip Water hose 5 Water pipe 2 Gasket Water hose 6 ...
Inspection
INSPECTION AFTER INSTALLATION
Check that the reservoir tank cap is tightened.
Check for leakage of engine coolant using the radiator cap tester adapter and the radiator cap tester (commercial service ...
Other materials:
Exploded View
FRONT
Front heater & cooling unit assembly O-ring High-pressure pipe Valve cap (high-pressure side) Tube clip 1 Washer seal Condenser & liquid tank assembly High-pressure flexible hose Low-pressure flexible hose Valve cap (low-pressure side) Low-pressure pipe Tube clip 2 Front ...
Interior lights
Basic information
CAUTION
In the Nissan Armada, avoid leaving interior lights switched on for extended
periods when the engine is not running, as this may lead to battery discharge.
Always switch off all interior lighting before leaving the Nissan Armada
to preserve battery life and ens ...
Corrosion protection
Most common factors contributing to vehicle corrosion
The buildup of moisture-retaining dirt, debris, and contaminants in body
panel seams, cavities, and hidden sections of the Nissan Armada can significantly
accelerate corrosion over time.
Damage to the paint finish or protective coa ...
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