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Home >> Mitsubishi >> 2010 >> Lancer GTS, 4D Hatchback, Standard >> Repair and Diagnosis >> Engine Performance >> Ignition System - Lancer SPORTBACK >> On-Vehicle Service >> Spark Plug Test

Spark Plug Test

  1. Remove the spark plug and connect to the ignition coil.
    Fig 1: Checking Spark Plug
    G05375451Courtesy 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 Components
    G05375452Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
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