Home >> Chrysler >> 2006 >> PT Cruiser Base, 2D Convertible, Standard >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> 2.4L Engine - DTCS P1854 To U11OC, Fuel Delivery System Check, Symptom Tests & Verification Tests >> Diagnosis And Testing >> P2303-Ignition Coil 2 Secondary Circuit-Insufficient Ionization >> Possible Causes