I have just bought 1986 Golf gti 2 kr engine it's kjetronic we rebuild the engine wiring harness but we're stuck at throttle valve switch cable (3 pin) and cold start valve (2 pin) i have found wiring diagrams but couldnt read and couldn't understand the diagrams it's more complicated than i expected can someone only tell me throttle valve switch and cold start valve colours and cable where the connection end