So once again I find myself looking at my rig and wondering if the MFC is the right way to go. Currently I'm running an MFC-03 in my TGX with an OB1 bluetooth trailer module attached.  It's an impressive bit of kit for the cash and it works pretty well - my trailer has indicators, brake lights, sidelights and reversing lights.  I also have Tamiya motorised legs fitted, so I can drive my rig, park up, unhitch the trailer, drive away, come back, hitch up, and drive off, all without touching t