start by taking off front grill and rad to gain access to engine this is easy to do so , then remove alternater belt and (power steering belt if required ) remove plastic covering over cam belt, remove cam belt, this part has to be precise mark belt and all pulleys with tipex ,to align the belt goes back on exactly the same way as it come off be carfull not to move any pulleys , undo the belt tensioner to remove the belt , water pump is located in the center between the cam pulley and the diesal pump pulley, the pump is easily seen if you know what your looking for it is a sealed section bolted onto the engine with a pully on it remove and re fit new one , and follow the steps frrom end to start . note that cam belt has to be re fitted at a certain tension (tightness) after writting all this a haynes manuel will tell and show you everything you need to know even how to tension the belt .
mike pesani, February 2008