Ram
P0303Cylinder 3 MisfireThe wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
P0303Cylinder 3 MisfireP0303-00Cylinder 3 MisfireP0303-00Cylinder 3 Misfire - in Active or Stored status set during cold start catalyst heatingP0303-00Cylinder 3 Misfire - in ACTIVE or STORED status set during cold start catalyst heatingP0303-00Cylinder 3 Misfire (Sym Cam Pump Only)P0303-00Cylinder 3 Misfire DetectedP0303-00Cylinder 3 Misfire(Sym Cam only)P0303-00Cylinder 3 Misfire(Sym Cam Pump Only)