Crankshaft Position Sensor
Crankshaft Position (CKP) sensor detects engine crankshaft angle position. ECM uses input to determine engine speed, misfire detection, and for fuel and ignition control. On Optima & Magentis (Canadian) (2.7L), Rio and Spectra, CKP sensor is located in transaxle bellhousing. On Optima & Magentis (Canadian) (2.4L), Sedona and Sorento, CKP sensor is located under timing belt cover, near crankshaft pulley.