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Nissan Sentra B18 (2020-2025) Service Manual: Water Pump Housing

Exploded View

Exploded View

1.

Water inlet

2.

Thermostat assembly

3.

Water pump housing

4.

Water pump housing gasket

5.

Water pump

6.

Water pump gasket

7.

O-ring

A.

Refer to Removal and Installation.

B.

To reservoir tank. Refer to Exploded View.

C.

To CVT oil warmer (CVT models only). Refer to Exploded View.

To oil cooler (M/T models only). Refer to Exploded View.

        

Removal and Installation

Removal and Installation

REMOVAL

Remove the water pump. Refer to Removal and Installation.

Remove the intake manifold. Refer to Removal and Installation.

Disconnect the harness connector from the generator.

Remove the "B" terminal nut and harness. Refer to Exploded View.

Remove bolts and remove the generator. Refer to Exploded View

Remove the radiator hose (lower) from the water inlet.

Remove the reservoir tank hose from the water pump housing.

Remove bolt (A) and remove bracket (1) from water pump housing.

Remove water hose A and water hose C from the water pump housing. Refer to Exploded View (CVT models only).

Remove water hose A and water hose B from the water pump housing. Refer to Exploded View (M/T models only).

Remove the fuel rail protector. Refer to Exploded View.

Remove harness retainer from water pump housing.

Remove water pump housing bolts and remove the water pump housing.

CAUTION:

Do not reuse gasket.

Remove the water inlet and thermostat assembly from the water pump housing (if necessary).

INSTALLATION

Installation is in the reverse order of removal.

    Water Pump
    Exploded View Exploded View 1. Water inlet 2. Thermostat assembly 3. Water pump housing 4. Water pump housing gasket 5. Water pump 6. Water pump gasket 7. O-ring A. Refer to Rem...
    Water Outlet and Water Control Valve
    Exploded View Exploded View 1. Water hose 2. Clamp 3. Water control valve 4. O-ring 5. Water outlet 6. Clamp 7. Water hose 8. Engine coolant temperature sensor 9. Clamp 10. Heat...

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