Grand Cherokee 4WD V8-4.7L VIN N (2000)
Camshaft Position Sensor: Service and Repair
CMP Location
The Camshaft Position Sensor (CMP) on this engine is bolted to the front/top of the right cylinder head.
REMOVAL
It is easier to remove/install sensor from under vehicle.
1. Raise and support vehicle.
2. Disconnect electrical connector at CMP sensor.
3. Remove sensor mounting bolt.
4. Carefully pry sensor from cylinder head in a rocking action with two small screwdrivers.
5. Check condition of sensor O-ring.
INSTALLATION
1. Clean out machined hole in cylinder head.
2. Apply a small amount of engine oil to sensor O-ring.
3. Install sensor into cylinder head with as light rocking action. Do not twist sensor into position as damage to O-ring may result.
CAUTION: Before tightening sensor mounting bolt, be sure sensor is completely flush to cylinder head. If sensor is not flush, damage to sensor
mounting tang may result.
4. Install mounting bolt and tighten to 12 Nm (106 in. lbs.) torque.
5. Connect electrical connector to sensor.
6. Lower vehicle.
