Trooper LTD 4WD V6-3.5L (2002)
Crankshaft Position Sensor: Testing and Inspection
Crankshaft Position (CKP) Sensor
1. Inspect the sensor O-ring for cracks or leaks.
2. Replace the O-ring if it is worn or damaged.
3. Lubricate the new O-ring with engine oil.
4. Install the lubricated O-ring.