Yamaha RX10LTGTYL Service Manual page 1529

TROUBLESHOOTING
Check the tail/brake light bulb(s).
Refer to "LIGHTING SYSTEM".
NO CONTINUITY
OK
Check the main fuse, ignition fuse and signal fuse.
Refer to "FUSE INSPECTION" in CHAPTER 2.
FAULTY
OK
Check the stator coil and pickup coil.
OUT OF SPECIFICATION
OK
Check the battery.
Refer to "BATTERY INSPECTION" in CHAPTER 2.
OUT OF SPECIFICATION
OK
Check the main switch.
Refer to "IGNITION SYSTEM".
FAULTY
OK
Check the brake light switch.
FAULTY
OK
Check the main relay.
Refer to "IGNITION SYSTEM".
FAULTY
OK
Correct the connection and/or
replace the rectifier/regulator
and/or the CDI unit.
BRAKE LIGHT DOES NOT COME ON.
Replace the tail/brake light bulbs.
Replace the main fuse, ignition fuse and/or
signal fuse.
Replace the stator coil and pickup coil assembly.
Replace and/or charge the battery.
Refer to "BATTERY INSPECTION" in
CHAPTER 2.
Replace the main switch.
Replace the brake light switch.
Replace the main relay.
8-27
SIGNAL SYSTEM
ELEC