Its under the intake manifold on the back of the engine. you may want to consider getting a haynes repair manual.
if its sohc it doesnt have , if its dohc its behind the lower damper i think
ON the SOHC models the Crankshaft position sensor is located on the front of the oil pan, The DOHC is located behind the engine, the transmission and the flywheel must be removed to the sensor on the DOHC models
passenger side of engine.next to the teeth on the crankshaft sprocket facing rear.
NO you can replace it without I't's just a 10 mm head bolt but you will need pliers or a screwdriver to "help" the sensor out The "O" ring will be tight
There is no mass air flow sensor on the Saturn S-series.
haha i asked this question and i can answer it now. I finally got my truck on the road !!
where is the cam shaft position sensor on a 98 ford explorer 4x4 4.0 sohc 4x4
YES - it has a camshaft position sensor
Two of the most common causes are throttle position sensor and idle control valve problems.
2.0 and 2.4 sohc ,between the timing belts on front of engine,since you did not give engine type,v6,4cyl,etc,used most commn engines.
it should be in the distrubator
on the side of throttle body