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Home >> Mitsubishi >> 2004 >> Diamante LS >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Ignition System >> Ignition System >> On-Vehicle Service >> Spark Plug Test

Spark Plug Test

  1. Remove the spark plug and connect to the spark plug cable.
  2. Ground the spark plug outer electrode (body), and crank the engine.

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

    Fig 1: Testing Spark Plug (1 Of 2)
    G01147688Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 2: Testing Spark Plug (2 Of 2)
    G01147689Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
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