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Ignition Coil Resistance

Remove distributor cap, rotor and dust cover. Using an ohmmeter, measure primary and secondary resistance. See Fig 1 . Replace ignition coil if readings are not within specification. See IGNITION COIL RESISTANCE  .

IGNITION COIL RESISTANCE - Ohms

Application Primary Secondary
Prizm & Prizm LSi
Cold 1.11-1.75 9,000-15,700
Hot 1.41-2.05 11,400-18,400
Fig 1: Measuring Ignition Coil Resistance
G121594Courtesy of GENERAL MOTORS CORP.