Code No. P0301: No. 1 Cylinder Misfire


DIAGNOSIS CONTENT



TROUBLE JUDGMENT


Check Condition
  • The engine is running without rapid acceleration/deceleration.
Judgment Criterion
  • No. 1 cylinder is misfiring more than specified numbers.

PROBABLE CAUSE



  • Failed compression pressure
  • Failed unit injection system
  • Failed cylinder head
  • Shortage of fuel