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Spark Plug Cable Resistance Check

  1. Measure the resistance of the all spark plug leads.
  2. Check the cap and coating for cracks.
  3. Measure the resistance.
    1. Limit: 19kΩ 
  4. If resistance is greater than 19 kΩ, replace the cable.
    Fig 1: Measuring Spark Plug Cable Resistance
    G00977616Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.