Yes it can cause a no start condition.
It lets the computer know where the crank shaft is at all times, and yes it can cause a no start.
No.
A bad crankshaft sensor would stop the engine and not restart.
Crank and cam sensors, yes. Vehicle speed sensor, no.
the seal on the crank shaft needs replaced
Probably not. Would like to know the year, make, model, engine, history and pending diagnostic trouble codes.
Sounds like one of the engine sensors. Either the crank shaft sensor or the cam shaft sensor. Have the codes read.
On a 4.0 V-6 the crank position sensor is in a fixed location and cannot come in contact with the crank if it is installed correctly.
crank shaft sensor - £30 to buy
yes definitely my 96 Chevy was stalling every time i stopped at a light or stop sign and my brother changed my crank shaft sensor and it doesn't do it anymore.
Thrust Washer stop the play of the connecting rods on the crank shaft.
A bad crank sensor will definitely cause the car to stall. Eventually the car will stop starting up again, or if it does, it will die down around ten minutes. A good thing to do if you're sure it's the crank sensor, replace it.