at the back of motor in front of transmission at the bottom have to remove 4 , 10mm bolts hope this helps
Near the battery. It will have "DIAGNOSTIC" on the cover.
Well I had a 1995 Protege but I think is on the same place. It's beehint the right corner of the front cover. You have to remove the black cover under the car to see it. Mazda hide pretty well.
IF ITS A 1.8, THEN ITS NEXT TO THE TIMING COVER
The water pump is under the timing belt cover. To access the water pump, you must first remove both belts, the water pump pully, and the timing belt cover.
On my 1997 Protege a hose runs from the valve cover to the air intake assembly. Where the hose connects to the valve cover is the PCV valve.
on the cover of the timing belt
The 2000 Mazda 1.8 liter engine valve cover torque specification is 45 pounds. The valve cover bolts should be torqued in 15 pound intervals.
on 99 models with 1.8 liters on top of engine in center of valve cover
Just behind the right corner of the front bumper. You have to remove the black cover under the car to see it. Mazda hide it pretty well.
if you look on the back of the cover of the fuse box it should have a diagram with labels for all the fuses
The fuel injectors are located under the fuel rail, between the intake manifold and the valve cover.
You have to go inside the trunk and remove the circular plastic covers from behind the lights. Then you have to unscrew the entire light and you can access the bulbs to replace them.