yellow wire connection on V/R

hay everyone I have a 65 ford ranchero I\\'m restoring my alt. light is on I\\'ve installed new alt and voltage regulator. the plug running from the voltage regulator has a yellow wire with plug on it as soon as it leaves the regulator is not connected to anything can someone help me figure out where it goes. or what it is connected to. battery will not charge and car dies when neg. cable is removed. thank you in advance for your help

Just take your bike to my garage, and within an hour you are able to light up the motor with normal







Distributor Alat Medis | Kusen Aluminium Bandung