More specifically, the CKP sensor produces a signal that tells the fuel injection computer or the ignition control module the exact position of the cylinder pistons as they come up or go down in the compression cycle.

How to do a CRANK position sensor test in 15 seconds Do this CKp test INSIDE the car. Know immediately if you have a failing CKp sensor, which often has NO EML & NO code. 🎥 How to clean a MAP

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how to test ckp sensor