Nissan Armada 2025-2026 Service and Repair Manual: Inspection
LEVEL
Check if the reservoir tank engine coolant level is within the “MIN” to “MAX” when the engine is cool.
: MAX 
: MIN Adjust the engine coolant level if necessary.
WARNING:
Never remove reservoir tank cap when engine is hot.
CAUTION:
Refill Genuine NISSAN Long Life Antifreeze/Coolant (blue) or equivalent in its quality mixed with water (distilled or demineralized).Refer to Anti-Freeze Coolant Mixture Ratio..
LEAKAGE
NOTE:
In case of coolant residue is found on the water pump assembly, check the water pump leakage. Refer to WATER PUMP : Inspection.
Open the reservoir tank cap.
: Radiator cap 
: Reservoir tank cap To check for leakage, apply pressure to the cooling system with the radiator cap tester (commercial service tool) (A) and radiator cap tester adapter (commercial service tool) (B).
Testing pressure : Refer to RADIATOR : Service Data. WARNING:
Never remove radiator cap and reservoir tank cap when engine is hot. Serious burns could occur from high-pressure engine coolant escaping from engine cooling system.
CAUTION:
Higher test pressure than specified may cause radiator damage.
NOTE:In a case that engine coolant decreases, fill radiator with engine coolant.
If anything is found, repair or replace damaged parts.
Engine Coolant
...
Draining
WARNING:
WARNING:
To avoid being scalded, never change engine coolant when the engine is hot.
Wrap a thick cloth around reservoir tank cap and carefully remove reservoir tank cap.
First, turn reservoi ...
Other materials:
Work Procedure
Perform camera calibration and perform writing to the around view monitor control unit, after removal/installation or replacement of each camera or camera mounting parts (front bumper molding center, door mirror, or others), or replacement of around view monitor control unit.
Parts name Operatio ...
Precautions for Removing Battery Terminal
NOTE:
NOTE:
NOTE:
The removal of 12V battery may cause a DTC detection error.
HOW TO DISCONNECT 12V BATTERY TERMINAL
Disconnect 12V battery terminal according to instruction described below.
Open the hood.
Turn ignition switch to the ON position.
Turn ignition switch to the OFF position with the d ...
Precautions for removing battery terminal
NOTE:
NOTE:
NOTE:
The removal of 12V battery may cause a DTC detection error.
HOW TO DISCONNECT 12V BATTERY TERMINAL
Disconnect 12V battery terminal according to instruction described below.
Open the hood.
Turn ignition switch to the ON position.
Turn ignition switch to the OFF position with the d ...
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