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Home >> Jeep >> 2003 >> Grand Cherokee Overland >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (Engine Control System & Engine Component Tests) >> Ignition Systems >> Ignition Coil
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Ignition Coil

WARNING: This page is about a different car, the 2002 Jeep Wrangler, 2002 Jeep Liberty, and 2002 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
IGNITION COIL RESISTANCE - Ohms @ 70-80°F (21-27°C)

Application Primary Secondary
2.4L .51-.61 11,500-13,500
2.5L
Diamond Coil .97-1.18 11,300-15,300
Toyodenso Coil .95-1.20 11,300-13,300
3.7L .6-.9 6000-9000
4.0L .71-.88 (1)
4.7L .6-.9 6000-9000
(1) Secondary resistance cannot be checked using an ohmmeter.