Ignition Coil: Testing and Inspection

Fig. 11 Testing remote ignition coil:

Note Make sure the ignition switch is "OFF".

1. Disconnect the distributor lead and wiring from the ignition coil.
2. Connect a suitable ohmmeter as shown in step 1. Use the high scale. The reading should be infinite. If not, replace coil.
3. Connect ohmmeter as shown in step 2. Use the low scale. The reading should be very low or zero. If not, replace coil.
4. Connect ohmmeter as shown in step 3. Use the high scale. The meter should not read infinite. If it does, replace coil.
5. Reconnect the distributor lead and wiring from the ignition coil.