You can easily test the crankshaft position (CKP) sensor, which is located near the crankshaft pulley, with a multimeter. No scan tool needed. In this tutorial, I'll show you how to do it. You'll easily and quickly find out if the CKP is good or bad on your 1991-1997 4.0L V6 Ford Explorer (Aerostar). Updated August 01, 2022 The crankshaft position sensor measures the rotation speed (RPMs) and the precise position of the engine crankshaft. Ford Crankshaft position sensor (CKP) Without a crankshaft position sensor the engine wouldn't start. 38K views 9 months ago. How to test crankshaft position sensors without any guess work using multiple methods and tools to obtain and analyze sensor signals. These proven methods can be To test the crankshaft position sensor, first, identify the type of sensor employed in the vehicle. Use a multimeter to test the voltage and resistance of the sensor. Remember not to test the resistance of the Hall Effect sensor. 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 WoTnS58.

how to test ckp sensor