Grand Cherokee 2WD V8-4.7L VIN J (2004)
ignition coil to be mounted on the engine.
Because of coil design, spark plug cables (secondary cables) are not used.
Fig.20 Coil Capacitor (Left Side Shown)
IGNITION COIL CAPACITOR
Two coil capacitors are used. One of them is located near the center of, and on the left side of the intake manifold. The other capacitor is located near
the center of, and on the right side of the intake manifold.
The two coil capacitors are used to prevent high-voltage spikes from interfering with the operation of certain powertrain sensors. They are also used to
help prevent radio interference.
