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Ignition Coil Resistance

  1. Using a DVOM, measure primary coil resistance between terminal No. 3 (power terminal) and each individual coil terminal. See Fig 1 . To check secondary coil resistance, measure resistance between towers of each individual coil.
  2. Replace coil if primary and secondary coil resistances are not within specification. See IGNITION COIL RESISTANCE  table.
    IGNITION COIL RESISTANCE (DOHC) - Ohms @ 68°F (20°C)

    Application Primary Secondary
    3.0L .67-.81 11,300-15,300
    Fig 1: Ignition Coil Connector ID (DOHC)
    G93C78156Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.