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Home >> Mitsubishi >> 2010 >> Lancer Evolution GSR >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 39 (Ignition System -- Lancer) >> On-Vehicle Service >> Spark Plug Test

Spark Plug Test

WARNING: This page is about a different variant/trim than selected.
  1. Remove the spark plug and connect to the ignition coil.
    Fig 1: Identifying Spark Plug
    G06671940Courtesy 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: Identifying Spark Plug Condition
    G06671941Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
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