Ignition Coil Resistance

On Montero 3.0L 24-valve, measure primary coil resistance between terminal No. 1 (power terminal) and each individual coil terminal using a DVOM. See Fig 1 . To check secondary coil resistance, measure resistance between towers of each individual coil.

Fig 1: Ignition Coil Connector Terminal ID (V6 - DIS - Montero 3.0L - 24-Valve)
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA

Replace coil if primary and secondary coil resistances are not within specification. See IGNITION COIL RESISTANCE table.

IGNITION COIL RESISTANCE - Ohms @ 68°F (20°C)

Application	Primary	Secondary
Montero - 24-Valve	.67-.81	11,300-15,300