Cam spins at half the speed of the engine.
cam and crank shaft
One thing is for sure, it wouldn't run.
it could be one of the sensors crank shaft or cam shaft
crank or cam shaft position sensor is sometime the issue.it will not fuel if it cannot find the position of the cam or crank
ck cam shaft sensor, check crank shaft sensor also.
Crank shaft sensor need replaced or cam shaft sensor
1. Pistons 2.Cam shaft 3. Crank shaft 4. Engine walls
cam chains are a chain the attach to the crankshaft and the cam shaft , the crankshaft is the shaft making the pistons go up and down the cam shaft makes the valves open and close, the crank shaft and cam shaft have to be aligned a certain way or the car will not fire, this is called "timing" . if your looking for where it is , its most likely in the front of the engine get a pro to look at it.
A bad cam or crank sensor can cause a no start, but the engine will still crank or turn over.
A cam sensor tells the computer when number one compression stroke is happening, the crank sensor tell the computer when to fire the sparkplugs.
I would like to know where the cam sensor is on a 1999 pathfinder and is there one or they calling it a crank shaft sensor The cam shaft position sensor is located in the distributor.