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Home >> Chrysler >> 2011 >> 300 C, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 323 (3.6L - DTCS P018D To PO571 - 1500) >> Diagnosis And Testing >> P0301-Cylinder 1 Misfire >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2013 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
OPEN OR SHORTED ASD OUTPUT CIRCUIT
OPEN OR SHORTED INJECTOR CONTROL CIRCUIT
OPEN OR SHORTED COIL CONTROL CIRCUIT
IGNITION WIRE (IF EQUIPPED)
SPARK PLUG
IGNITION COIL
FUEL PUMP INLET STRAINER PLUGGED
RESTRICTED FUEL SUPPLY LINE
FUEL PUMP MODULE
FUEL PRESSURE LEAK DOWN
FUEL INJECTOR
ENGINE MECHANICAL
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  STANDARD PROCEDURE  .