9 volts should be minimum, 12v great, 14v max. check/clean all connections from stator to light , add dielectric grease. Also check main harness ground. Might even have to clean inside of switch.
9 volts should be minimum, 12v great, 14v max. check/clean all connections from stator to light , add dielectric grease. Also check main harness ground. Might even have to clean inside of switch.