5-2Electrical components012345678910AJunction box assemblyaEngine ECMbPTT relaycStarter relaydDiode (connect to the PTT relay)eFlash indicator connectorfFuse (30 A) (starter relay)gFuse (30 A) (20 A) (spare)hFuse (20 A) (engine start switch, PTT switch)iFuse (20 A) (engine ECM, ISC, fuel injector,high-pressure fuel pump, ignition coil, YDIS)jFuse (50 A) (house battery)kFuse (50 A) (engine battery)lAir temperature sensorAAajikgheflcdbA-A