Originally Posted by rapidcossie
the whole charging system will not work without the blue wire mate.
it comes from behind the light on the dash i think.
the system is simple enough mate.
It will work without the blue wire, the charge circuit will "self generate" until it exceeds the diode capacity, and the diode pack "leaks" current past. This normally happens about 2k rpm.
The ind. wire simply makes this an automatic circuit control.