Instable Handling; Faulty Lighting And Signal System; Headlight Dark; Bulb Burnt Out - Yamaha TDM850 1996 Service Manual

FAULTY LIGHTING AND SIGNAL SYSTEM

INSTABLE HANDLING

INSTABLE HANDLING
Handlebar
S Improperly installed or bent
Steering
S Improperly installed handlebar crown
S Bent steering stem
S Improperly installed steering shaft (Improperly
tightened ring nut)
S Damaged ball bearing or bearing race
Swingarm
S Worn bearing or bush
S Bent or damaged
Rear shock absorber
S Fatigued spring
S Oil and gas leakage
Tires
S Uneven tire pressures on both sides
S Incorrect tire pressure
S Unevenly worn tires
FAULTY LIGHTING AND SIGNAL SYSTEM

HEADLIGHT DARK

S Improper bulb
S Too many electric accessories
S Hard charging (broken stator coil wire, faulty rec-
tifier/regulator)
S Incorrect connection
S Improperly grounded
S Poor contacts (main or light switch)
S Bulb life expires

FLASHER DOES NOT LIGHT

S Improperly grounded
S Discharged battery
S Faulty turn switch
S Faulty flasher relay
S Broken wire harness
S Loosely connected coupler
S Bulb burnt out
S Faulty fuse
INSTABLE HANDLING/
Front forks
S Uneven oil levels on both sides
S Uneven spring tension (uneven damping force
adjuster position)
S Broken spring
S Twisted front forks
Wheels
S Incorrect wheel balance
S Deformed wheel
S Damaged bearing
S Bent or loose wheel axle
S Excessive wheel run-out
Frame
S Twisted
S Damaged head pipe
S Improperly installed bearing race

BULB BURNT OUT

S Improper bulb
S Faulty battery
S Faulty rectifier/regulator
S Improperly grounded
S Faulty main and/or light switch
S Bulb life expired

FLASHER WINKS SLOWER

S Faulty flasher relay
S Faulty main and/or turn switch
S Improper bulb
9-5
TRBL
SHTG