im just in the process of converting my xr3i efi to fiesta rs turbo ofab . the problem i have is my std xr3i map censer is 2 bar so has 2 wires and the cossie 3 bar map censer has 3 wires what do i need to do to overcome this ive got the fiesta engine bay loom so have the 3 bar plug to suit map censer .