Yamaha MTN850-A 2017 Service Manual page 537

TROUBLESHOOTING
• Faulty tail/brake light assembly
Turn signal does not come on
• Faulty turn signal switch
• Faulty turn signal/hazard relay
• Burnt-out turn signal bulb
• Incorrect connection
• Damaged or faulty wire harness
• Improperly grounded circuit
• Faulty battery
• Blown, damaged or incorrect fuse
Turn signal blinks slowly
• Faulty meter assembly
• Faulty turn signal/hazard relay
• Faulty main switch
• Faulty turn signal switch
• Incorrect turn signal bulb
Turn signal remains lit
• Faulty meter assembly
• Faulty turn signal/hazard relay
• Burnt-out turn signal bulb
Turn signal blinks quickly
• Faulty meter assembly
• Incorrect turn signal bulb
• Faulty turn signal/hazard relay
• Burnt-out turn signal bulb
Horn does not sound
• Damaged or faulty horn
• Faulty main switch
• Faulty horn switch
• Faulty battery
• Blown, damaged or incorrect fuse
• Faulty wire harness
EAS30848
TROUBLESHOOTING AT THE ABS
WARNING LIGHT
Refer to "BASIC PROCESS FOR TROUBLE-
SHOOTING" on page 8-125.
9-4