Grand Cherokee 2WD V8-4.7L VIN J (2004)
Camshaft Position Sensor: Component Locations
Fig.4 CMP Location - 4.7L Engine
The Camshaft Position Sensor (CMP) on this engine is bolted to the front/top of the right cylinder head.
The tonewheel is located at the front of the camshaft for the right cylinder head.