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Home >> Jeep >> 2010 >> Grand Cherokee Limited, 3.7 K, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Emissions Control System >> Operation >> Non-Monitored Circuits >> Secondary Ignition Circuit
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Secondary Ignition Circuit

The PCM cannot detect an inoperative ignition coil, fouled or worn spark plugs, ignition cross firing, or open spark plug cables.

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