Drain the coolant into a container by disconnecting the hoses from the water pump, and disconnect the heater supply hose from the cylinder head.
Loosen the water pump pulley bolts.
Loosen the alternator tensioner nut and remove the belt.
Remove the water pump pulley.
Remove the water pump, clean the mating surfaces and install a new pump, installing a new seal and applying a light coat of grease to the mating surface to secure it.
Install the water pump pulley.
Put the alternator drive belt on the pulleys and adjust its tension.
Connect the hoses to the water pump and fill the system with fluid as above.
Engine cooling system:
1 - guiding casing of the electric fan;
2 - radiator;
3 - water pump;
4 - thermostat;
5 - generator drive belt;
6 - coolant temperature indicator sensor;
7 - electric fan;
8 - expansion tank;
9 - sensor for turning on the electric fan.
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