V6 or 4 cyl.?
4 cyl is under the intake manifold and can be done from the side and the tire wheel well. The V6 is under the car on the right side and needs you to crawl under the car to get it done. More specifics if I know the type of vehicle.
you have to unhook the whole filter that looks like a canister then replace it using the new copper gaskets.
its broke
you can go in behind the light through the bed liner, or remove the taillight cover
The harmonic balancer on a 1990 Toyota 4 Runner is turned clockwise to loosen it. This is backwards from most bolts to prevent it from being loosened by the rotation of the engine.
If you are asking about engine oil, with a filter change about 5 qts
It holds 5 quarts
fuel tank
take it to a garage
Not lubricated
how do you check the oil for the front transfer case on a 1990 Toyota four runner
on the air filter housing assy
Possible lack of fuel pressure. Change your fuel filter first. Possible weak fuel pump.