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Home >> Saturn >> 1999 >> SW2 Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Basic Engine Testing >> Basic Ignition System Checks >> IDI (2.4L) >> Crankshaft Position (CKP) Sensor Output Signal
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Crankshaft Position (CKP) Sensor Output Signal

Set DVOM on 2-volt AC scale. Connect DVOM leads to CKP sensor located on side of engine block. Crank engine and observe voltmeter reading. CKP sensor should generate a voltage signal of about 1100-1300 millivolts as crankshaft turns. Ignition control module can be triggered with a voltage signal as low as 200 millivolts.