2009 Yamaha F40 Outboard Service Manual, Page 372Get this manual
Fuel unit and ignition unit B R
PTT relay
Starter motor
R Br Br Br Br B
Main relay
R YG RY RY 8
Starter relay
6 BY 10 13 14 15 16 17 B
O BY LW GY B
20 21 22 23 24
Joint coupler 2