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Home >> Mitsubishi >> 2006 >> Montero >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Ignition System >> On-Vehicle Service >> Spark Plug Test

Spark Plug Test

  1. Remove the spark plug and connect to the spark plug cable.
    Fig 1: Checking For Spark
    G04237126Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  2. Ground the spark plug outer electrode (body), and crank the engine.

    Check that there is an electrical discharge between the electrodes at this time.

    Fig 2: Checking Electrical Discharge Between Electrode
    G04265112Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
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