2009 Yamaha F40 Outboard Service Manual, Page 373Get this manual
Charging unit and starting unit a Fuse (20A) (engine start switch, PTT switch) Fuse (30A) (main relay) Fuse (20A) (starter relay) Diode (connect to PTT relay) G
To tiller handleremote control To diagnostic test lead To YDIS To trolling switch To Command Link Multifunction Meter To alert indicator (tiller handledigital tachometer) Connect the couplers when displaying the Command Link Multifunction Meter