In Reply to: front mount coil voltage posted by Ed on October 22, 2019 at 07:26:29:
You check the voltage with a volt meter.
As Den said, you must use the oem ballast resistor even with a 12v front coil. See tip # 30.
Plenty of folks get many hours of operation w/o one, so I suspect you have other problems. Like leaving the key on.