Attention: This only describes the differences that you should pay attention to when removing the water pump. Since you need to release the right engine mount, in order to raise the engine, you need a lift or jack.
Removing
Loosen the four bolts securing the water pump pulley without unscrewing them.
Remove poly V-belt.
Loosen the bolts and remove the water pump pulley.
Unscrew the bolt and remove the tension roller.
Remove toothed belt completely.
Unscrew the six mounting bolts and remove the water pump together with the gasket.
Installation
Install the water pump with a new gasket and tighten the mounting bolts to 10 Nm.
Install toothed belt.
Install the tension roller and tighten its fastening bolt to 25 Nm.
Install the pulley on the water pump and tighten the bolts of its fastening by hand.
Install poly V-belt.
Tighten the water pump pulley bolts to 25 Nm.