Water Pump: Service and Repair

Components For Water Pump Removal And Installation (Part 1 Of 5):

Components For Water Pump Removal And Installation (Part 2 Of 5):

Components For Water Pump Removal And Installation (Part 3 Of 5):

Components For Water Pump Removal And Installation (Part 4 Of 5):

Components For Water Pump Removal And Installation (Part 5 Of 5):

WATER PUMP REMOVAL

1. REMOVE TIMING BELT
2. REMOVE NO.2 IDLER PULLEY





3. REMOVE NO.2 IGNITION COIL
(a) Disconnect the high-tension cord from the ignition coil.
(b) Disconnect the ignition coil connector.
(c) Remove the 2 bolts, stud bolt and ignition coil.





4. REMOVE WATER INLET AND INLET HOUSING ASSEMBLY
(a) Remove the 2 bolts holding the water inlet housing water pump.
(b) Disconnect the water bypass hose (from the IAC valve) from the water inlet housing, and remove the water inlet and inlet housing assembly.
(c) Remove the O-ring from the water inlet housing.





5. REMOVE WATER PUMP
(a) Remove the 5 bolts, 2 stud bolts and nut.





(b) Using a screwdriver, remove the water pump by prying the portions between the water pump and cylinder block.
(c) Remove the O-ring from the water bypass pipe.

WATER PUMP INSTALLATION

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 as shown.
Seal packing: Part No. 08826-00100 or equivalent
- Install a nozzle that has been cut to a 2 - 3mm (0.08 - 0.12 in.) opening.
- Parts must be assembled within five minutes of application. Otherwise the material must be removed and reapplied.
- Immediately remove nozzle from the tube and reinstall cap.





(c) Install a new O-ring to the water bypass pipe end.
(d) Apply soapy water to the O-ring.
(e) Connect the water pump to the water bypass pipe end.
(f) Install the water pump with the 5 bolts, 2 stud bolts and nut. Uniformly tighten the bolts, stud bolts and nut in several passes.

Torque: 18 Nm (185 kg.cm, 13 ft.lb).

HINT: Use bolts 1.18 in. (30mm) in length.

2. INSTALL WATER INLET AND INLET HOUSING ASSEMBLY
(a) Remove any old packing (FIPG) material and be careful not to drop any oil on the contact surfaces of the water inlet housing and water pump.
- 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 sealing groove of water inlet housing as shown.
Seal packing: Part No. 08826-00100 or equivalent
- Install a nozzle that has been cut to a 2 - 3mm (0.08 - 0.12 in.) opening.
- Parts must be assembled within five minutes of application. Otherwise the material must be removed and reapplied.
- Immediately remove nozzle from the tube and reinstall cap.

(c) Install a new O-ring to the water inlet housing.
(d) Apply soapy water on the O-ring.
(e) Push the water inlet housing end into the water pump hole.





(f) Connect the water bypass hose (from the IAC valve) to the water inlet housing.
(g) Install the water inlet and housing assembly with the 2 bolts, then alternately tighten the bolts.

Torque: 13 ft-lbf (18 N.m, 185 kgf.cm)

HINT: Use bolts 25 mm (0.98 in) in length.





3. INSTALL NO.2 IGNITION COIL
(a) Install the No.2 ignition coil with the 2 bolts and stud bolt.
(b) Connect the ignition coil connector.
(c) Connect the high-tension cord.

4. INSTALL NO.2 IDLER PULLEY
5. INSTALL TIMING BELT