could be behind the battery in the fender well. True it is one the right side of the fender. If any thing like the '94 Tempo. It is up inside the bottom front of the fender wall. Check it out. It could be similar.
on the drivers side under the top radiator hose
02 sensor is either in exhaust manifold, or in exhaust pipe between manifold and muffler
It would be a good idea to pick up a Ford Tempo owners guide or repair manual to find the location. Not only that, but if there are future problems you'll be able to fix them considering the repair is not major. I know Ford Tempo thermostats go for about $15 bucks. http://www.93Tempo.Citymax.com
In the gas tank.
2569 lbs 2569 lbs
defective fuel pump
Did you ever find the location of the pcv valve?
Recommended 185/70/14
The 1988 Ford Tempo fan regulator can be found on the fan hub. The fan regulator is attached to the fan hub with two retaining screws.
Right side front of the oil pan.
Down the tube that holds trans dipstick.
1 - 3 - 4 - 2 in clockwise order.