How do you replace water pump on a 2004 1.6 kia rio?

To replace the water pump on a 2004 Kia Rio 1.6, first disconnect the negative battery terminal and drain the coolant. Remove the serpentine belt, then detach the timing cover and timing belt to access the water pump. Take out the old water pump by removing its bolts, clean the gasket surface, and install the new pump with a new gasket. Finally, reassemble the components in reverse order, refill the coolant, and check for leaks.