i have a 95 RS and im doin the swap
im not gonna run AC or powersteering
and im using the harness and ECU from the BP-T
all the wires on the inside half of the harness's match up except these two
this is the stock B6 wire


its got 3 wires and a 4 prong plug
this is the BP wire


about 7 wires, including that thick blue one that the B6 had, and a different plug
does anybody know what this wire is for?
and if im not running AC or powersteering or ABS do i need it?
thanks for anyhelp
