Here's what I know... 13.4 Cranking Amps in the Battery.The speedo lights up, headlight comes on but will not switch to high/low dim, no power to the horn, no power to the blinkers.
Replacement power module for WP374 Big Dog retrofit kit #13013
Description Replacement power module for the WP374 Big Dog retrofit wiring system. This module provides breaker protection and includes the starter relay. This module is used in the WP374 Big Dog retrofit wiring system.
This module has three green light that light up...
Description Replacement switch control module for the WP374 Big Dog retrofit wiring system. This module controls all the outputs through the switches, as well as the operation of the turn signals. If this module is operating properly the L.E.D on it should light momentarily when first powered, and also light up with inputs from the switches.
Nothing lights up on this module..