there are two one in the frame rail just outside the fuel tank and one at the front.
The 4 cylinder 2.2L or the 6 cylinder 4.3 L.
If it is a 4 cylinder it is on the back of the motor by the firewall.
depends on what motor is in both of them are they both 4cyle or 6cyle
autozone.com has online manuals
In the truck!
Oil filter adapter.
Under the vehicle, behind the driver.
A neon uses a 4 cylinder, an Intrepid uses a 6 cylinder, plus there wasn't a 1990 Intrepid.
Directly under the oil filter with a wire hooked to it. Then the wire hooks to the wire harness with another connector.
If a 6 cylinder - 1,5,3,6,2,4 If a 8 cylinder - 1,8,4,3,6,5,7,2 Check the manual to make sure.
The engine oil capacity of a 1990 Toyota pickup is 5 quarts. This includes replacing the oil filter which stores a small amount of oil.
on the back side of motor