answer for fuel filter. it is under vehicle driver side seating area.
where is the fuel filter located on a 1990 ford ranger 2.3 L engine
It should be on the left and to the rear of the engine (as you face it).
The 1990 Ford Aerostar Maintenance Information manual says 21 gallons.
Ford Aerostar
Under the van by the left/front tire attached to the inner frame.
it is inside the gearbox
It should be located on the drivers side frame rail near the rear of the motor. (This is under the vehicle)
Underneath the front of the engine. Beneath where the oil filter is located.
In between the air filter and the raditior
The chime module is located underneath the left side of the dash right abve the fuse box.
In a 1990 Ford Aerostar : You either have the 3.0 liter V6 engine or the 4.0 liter V6 engine from the factory ( each size of engine has 6 engine cylinders )
If it is a 4 cylinder it is on the back of the motor by the firewall.