2002-2006 Yamaha YFR450FAR Service Manual LIT-11616-16-01, Page 335Get this manual
ELECTRIC STARTING SYSTEM EB803020
TROUBLESHOOTING IF THE STARTER MOTOR FAILS TO OPERATE: Procedure Check: 1.Fuse (main, ignition) 2.Battery 3.Starter motor 4.Starter relay 5.Main switch NOTE: Remove the following part(s) before troubleshooting: 1)Seat 2)Fuel tank side panels 3)Fuel tank 4)Air cleaner case 5)Front carrier 6)Front fender panel Use the following special tool(s) for troubleshooting
6.Engine stop switch 7.Start switch 8Wiring connection (the entire starting system)