water pump is locate inside your timebelt cover. if your water pump leaks, you will see antifreeze color RED (for toyota) under the car. look for RED antifreeze where it's locate under the car behind the alternator belt. you have to look under the car to see if you can see RED antifreeze (toyota)... look see what color of antifreeze you have in your reservoire. if water pump leaks, fixed it or don't drive while the water pump leaks...