What does a crank position sensor do?

Answer According to, a crank position sensor records the rate at which the crankshaft on a vehicle is spinning. The sensor calculates the crankshaft speed by measuring the frequency of pulses... Read More »

Top Q&A For: What does a crank position sensor do

What Is a Crank Position Sensor?

The crankshaft position sensor is an electronic component designed to fine-tune the timing of a vehicle's engine. The sensor works with the vehicle's on-board computer to ensure the vehicle runs at... Read More »

What Happens When a Crank Position Sensor Fails?

The crankshaft position sensor is used in engine ignition systems without electronic distributors. Crankshaft position sensors come in two varieties -- Hall effect and magnetic.

Crank Position Sensor Symptoms?

All passenger vehicles manufactured in 1980 and later have some sort of computerized engine management system. Computerized engine management systems depend on a series of sensors that provide the ... Read More »

How to Replace a Crank Position Sensor?

The crank position sensor senses a signal via a pick-up coil. It has a magnet, coil and a yoke. The CPS is usually mounted near the crankshaft pulley. There is another magnet on the back of the cra... Read More »