Special Tools
Side Window Defogger Outlet Grille ReplacementWater Outlet Replacement (LUV)
Removal Procedure
Drain the engine coolant system. Refer to Cooling System Draining and
Filling.
Remove the following:
Engine coolant air bleed hose (1)
Engine coolant temperature sensor (2) and connector clip (3)
Heated oxygen senso ...
Secondary Air Injection System Description
The Secondary Air Injection System aids in the reduction of hydrocarbon exhaust
emissions during a cold start. This occurs when the start-up engine coolant temperature
(ECT) is between −10 to +56°C (14?E33°F), the intake air temperature (IAT) is greater
than −10°C (14°F) and it ...
If your vehicle overheats
CAUTION
Never continue driving your Nissan Armada if the engine temperature rises
excessively. Doing so may result in severe engine damage or even a vehicle fire.
To prevent burns, never remove the radiator cap or coolant reservoir
cap while the Nissan Armada engine is hot. Pressurized h ...