Yamaha YXR70FX Service Manual page 448

EBS01041
6. Main switch
• Check the main switch for continuity.
Refer to "CHECKING THE SWITCHES".
• Is the main switch OK?
YES
7. Brake light switch
• Check the brake light switch for continuity.
Refer to "CHECKING THE SWITCHES".
• Is the brake light switch OK?
YES
EBS01058
8. Gear position switch
• Check the gear position switch for continu-
ity.
Refer to "CHECKING THE SWITCHES".
• Is the gear position switch OK?
YES
ELECTRIC STARTING SYSTEM
NO
Replace the main
switch.
NO
Replace the brake
light switch.
NO
Replace the gear
position switch.
9 - 18
EBS01059
9. Wiring
• Check the entire starting system wiring.
Refer to "CIRCUIT DIAGRAM".
• Is the starting system wiring properly con-
nected and without defects?
YES
Replace the diode or
ECU.
– +
ELEC
NO
Properly connect or
repair the starting
system wiring.