A-5Ignition unita Fuse (50A) (engine battery)b Fuse (50A) (house battery)c Fuse (20A) (engine ECM, ISC, fuel injector, high-pressure fuel pump, ignition coil, YDIS)d Fuse (20A) (engine start switch, PTT switch)e Fuse (30A) (starter motor relay)f Main relayA To 10-pin main harnessB To gaugeTIP:Depending on the outboard motor, the location of the coupler terminal may be changedas indicated in the table below.(*1)Terminal No. Color6 through 18 (except 8) Red/Yellow19 through 21 Red