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Home >> Kia >> 2007 >> Spectra EX, 2.0 1, Standard >> Repair and Diagnosis >> Engine Performance >> Ignition Systems >> Testing >> Inspect Spark Plug
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Inspect Spark Plug

  1. Remove the spark plug cable.
    NOTE: When removing the spark plug cable, pull on the spark plug cable boot (not the cable), as it may be damaged.
    Fig 1: Removing The Spark Plug Cable
    G00718829Courtesy of KIA MOTORS AMERICA, INC.
  2. Using a spark plug socket, remove the spark plug.
    CAUTION: Be careful that no contaminates enter through the spark plug holes.
  3. Inspect the electrodes (A) and ceramic insulator (B).
    Fig 2: Inspecting Spark Plug Electrodes
    G00718830Courtesy of KIA MOTORS AMERICA, INC.
    Fig 3: Electrode Diagnostic Chart
    G00718831Courtesy of KIA MOTORS AMERICA, INC.
  4. Check the electrode gap (A).

    Standard : 1.0 - 1.1 mm (0.0394 - 0.0433 in.)

    Fig 4: Checking Electrode Gap
    G00718832Courtesy of KIA MOTORS AMERICA, INC.
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