Nissan Armada 2025-2026 Service and Repair Manual: Water Outlet and Water Piping

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		Water hose 7
	Water pipe assembly
	To front heater pipe assembly. Refer to Exploded View.		To front heater outlet pipe assembly. Refer to Exploded View.		To water outlet tube. Refer to Exploded View.
	To water outlet tube. Refer to Exploded View.		To oil cooler. Refer to Exploded View.		To reservoir tank. Refer to RADIATOR : Exploded View.
	To radiator. Refer to RADIATOR : Exploded View.
	: N·m (kg-m, in-lb)
	: N·m (kg-m, ft-lb)
	: Always replace after every disassembly.
, , Indicates that the part is connected at points with same symbol in actual vehicle.

Removal and Installation

WARNING:

• Jacking up or lift up the vehicle may the vehicle height to go down which cause a personal injury and/or damage to the air suspension component parts. Refer to Precaution for when Jacking and Lifting Up the vehicle with Electronic Air Suspension System.

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 .

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) .

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.

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 tool). Refer to ENGINE COOLANT : Inspection.

• Start and warm up the engine. Visually check that there is no leakage of engine coolant.