Lads i have a code that i can't find on the Ross Tech wiki page . now it says ( output wire to Radio ) so i am assuming it has someting to do with wires in the back and i recently had a bit off repair done to 2 wires 1 brown bose pin and the 2nd was a Grey wire which i think was in the K-line in block B . so has anyone off you's experienced guys got any clues . Have attached pic .Thanks in advance