I am no mechanic and haven’t had to replace an EHC yet. My thought is the less I fiddle with things that aren’t broken the less I will break I replaced all my handle bar controls due to intermittent issues. My mechanic added larger gauge wire as we were seeing heat damage on the connectors. Gauge was too light for the starter circuit.
My research on EHCs is limited to the forum.
A recommendation here was the Joost Elektronic EHC. Did not see this above It is a plug and play according to those in the know and the web site:
Axel Joost Elektronik EHC 58 - EHC für Big Dog Modelle von 2005 bis 2008 Diese Plug & Play Ersatzmodule für Big Dog kontrollieren alle Funktionen an deinem BD Motorrad. Die EHC sind als Plug & Play Geräte für einen schnellen Austausch gebaut. Einige Verbesserungen zur Original EHC sorgen für...
www.elektronikbox.de
Any thoughts on this one?