Water Pump: Service and Repair

Removal Of Water Pump

1. Drain engine coolant
2. Disconnect radiator lower hose from water inlet pipe
3. Disconnect timing belt from water pump pulley. Service and Repair

4. Remove water inlet pipe
(a) Remove the bolt holding the water inlet pipe to the alternator belt adjusting bar.
(b) Remove the water inlet pipe and 0-ring.

5. Remove water inlet and thermostat

6. Remove water pump
(a) Remove the seven bolts.
(b) Remove the water pump by prying a screwdriver between the water pump and cylinder block.

Inspection Of Water Pump

Turn the pulley and check that the water pump bearing moves smoothly and quietly.

Installation Of Water Pump

1. Install water pump
(a) Remove any old packing (FIPG) material and be careful not to drop any oil on the contact surfaces of the water pump and cylinder block.
- Using a razor blade and gasket scraper, remove all the old packing (FIPG) material from the gasket surfaces and sealing groove.
- Thoroughly clean all components to remove all the loose material.
- Using a non-residue solvent, clean both sealing surfaces.

(b) Apply seal packing to the water pump groove.

Seal packing: Part No.08826-00100 or equivalent

- Install a nozzle that has been cut to a 2 - 3 mm (0.08-0.12 in.) of opening.

HINT: Avoid applying an excessive amount to the surface.

- Parts must be assembled within 5 minutes of application. Otherwise the material must be removed and reapplied
- Immediately remove nozzle from the tube and reinstall cap.

(c) Install the water pump with the seven bolts.

Torque: 200 kg-cm (14 ft-lb, 20 N-m)

2. Install water inlet and thermostat

3. Install water inlet pipe
(a) Install a new 0-ring to the water inlet pipe.
(b) Apply soapy water to the 0-ring.
(c) Connect the water inlet pipe to the water inlet
(d) Install the bolt holding the water inlet pipe to the alternator belt adjusting bar.

Torque: 200 kg-cm (14 ft-lb, 20 N-m)

4. Install timing belt
5. Connect radiator lower hose
6. Fill with engine coolant