Water Pump: Service and Repair

1) Disconnect ground cable from the battery.
2) Lift-up the vehicle.





3) Remove under cover.





4) Drain engine coolant completely.





5 Disconnect connectors from radiator main fan (A) and sub fan (B) motors.





6) Loosen bolts which hold lower side of radiator main fan and sub fan shrouds.





7) Disconnect radiator outlet. hose (A) and heater by-pass hose (B) from water pump.

8) Lower the vehicle.





9) Remove radiator main fan and sub fan assemblies.





10) Remove V-belts.





11) Remove timing belt.





12) Remove automatic belt tension adjuster.





13) Remove belt idler No.2.





14) Remove camshaft position sensor.





15) Remove left-hand camshaft sprockets by using ST. ST 499207300 CAMSHAFT SPROCKET WRENCH





16) Remove tensioner bracket.





17) Remove left-hand belt cover No.2.





18) Remove water pump.
19) Installation is in the reverse order of removal.

CAUTION:
- Replace gasket with a new one.





- When installing water pump, tighten bolts in two stages in alphabetical sequence as shown in figure.

Tightening torque:
10+4/-0 Nm (1.0+0.4/-0 kg-m, 7.2+2.9/-0 ft-Ib)