how to wire my vw alternator with an external voltage regulator
Do you mean a Beetle that had a generator and separate regulator that you're now looking to install an alternator with its own regulator built in?
It has an external voltage regulator and I thought that I had everything correct but it won't charge aND the idiot light don't come on
The generator light is energized by the thin blue wire.
Looking for a Used Beetle in your area?
CarGurus has 9,557 nationwide Beetle listings starting at $1,500.
Search Volkswagen Beetle Questions
Volkswagen Beetle Experts