My repair manual Yamaha V4, (2 stroke outboards) has been dropped into a dirty oil bowl, the wiring diagram is unusable. The control unit is TIA04-08 or 6E5-12 I am not sure which one is the correct number. The motor S/No 6F3 UL 700199, Yamaha 140HP V4 1986<br /><br />Could some body please...