Ignition Coil Resistance
- Disconnect ignition coil connector. Measure primary coil resistance between ignition coil terminals No. 1 and 3, and between terminals No. 2 and 3. See Fig 1
. Primary resistance should be .70-.86 ohms.CAUTION: Ensure ignition coil connector is disconnected before measuring secondary coil resistance.
- Measure secondary coil resistance between high voltage tower terminals for cylinders No. 1 and 4, and between high voltage tower terminals for cylinders No. 2 and 3. See Fig 1 . Secondary resistance should be 11,300-15,300 ohms. Replace ignition coil if it does not test as described.