Service manual

CHAPTER 9
TROUBLESHOOTING
STARTING FAILURE / HARD STARTING ……………………………………9-1
FUEL SYSTEM …………………………………………………………………9-1
ELECTRICAL SYSTEM ………………………………………………………9-2
POOR IDLE SPEED PERFORMANCE ………………………………………9-3
POOR IDLE SPEED PERFORMANCE ………………………………………9-3
POOR MEDIUM AND HIGH SPEED PERFORMANCE ……………………9-3
FUEL SYSTEM …………………………………………………………………9-3
ELECTRICAL SYSTEM ………………………………………………………9-3
COMPRESSION SYSTEM ……………………………………………………9-4
Y.P.V.S. …………………………………………………………………………9-4
FAULTY GEAR SHIFTING ………………………………………………………9-5
HARD SHIFTING ………………………………………………………………9-5
CHANGE PEDAL DOES NOT MOVE ………………………………………9-5
JUMP OUT GEAR ……………………………………………………………9-5
CLUTCH SLIPPING/DRAGGING ………………………………………………9-5
CLUTCH SLIPPING ……………………………………………………………9-5
CLUTCH DRAGGING …………………………………………………………9-6
FAULTY BRAKE …………………………………………………………………9-6
POOR BRAKING EFFECT ……………………………………………………9-6
FRONT FORK OIL LEAKAGE AND FRONT FORK MALFUNCTION ……9-6
OIL LEAKAGE …………………………………………………………………9-6
MALFUNCTION ………………………………………………………………9-6
INSTABLE HANDLING …………………………………………………………9-7
INSTABLE HANDLING ………………………………………………………9-7
FAULTY SIGNAL AND LIGHTING SYSTEM …………………………………9-8
HEADLIGHT DARK ……………………………………………………………9-8
BULB BURNT OUT ……………………………………………………………9-8
FLASHER DOES NOT LIGHT ………………………………………………9-8
FLASHER KEEPS ON …………………………………………………………9-8
FLASHER WINKS SLOWER …………………………………………………9-8
FLASHER WINKS QUICKER …………………………………………………9-8
HORN IS INOPERATIVE ………………………………………………………9-8
FAULTY Y.P.V.S. …………………………………………………………………9-9
FAULTY Y.P.V.S …………………………………………………………………9-9
OVERHEATING OR OVERCOOLING …………………………………………9-9
OVERHEATING …………………………………………………………………9-9
OVERCOOLING ………………………………………………………………9-9
DT125 WIRING DIAGRAM ……………………………………………………9-10
TRBL
SHTG