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Home >> Kia >> 2009 >> Spectra SX, 2.0 2, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures (1 Of 2) >> P0300: Random/Multiple Cylinder Misfire Detected >> Spark Plug Inspection

Spark Plug Inspection

  1. Remove suspect cylinder's spark plugs
  2. Visually/physically inspect the following items:
    • Damaged insulation, Worn electrodes, Oil or fuel fouled, Loose terminals and cracks
    • Check for plug gap: 1.0 - 1.1 mm (0.039 - 0.043 in.)
    • Check if the spark plug for the relevant cylinder is lighter in color than the other plugs.
  3. Was a problem found in any of the above areas?

    YES 

    NO 

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