Troubleshooting - Yamaha XT660R S Service Manual

STARTING FAILURES.................................................................................... 9-1
ENGINE..................................................................................................... 9-1
FUEL SYSTEM.......................................................................................... 9-1
ELECTRICAL SYSTEMS ..........................................................................9-2
INCORRECT ENGINE IDLING SPEED........................................................... 9-2
ENGINE..................................................................................................... 9-2
FUEL SYSTEM.......................................................................................... 9-2
ELECTRICAL SYSTEMS ..........................................................................9-2
POOR MEDIUM-AND-HIGH-SPEED PERFORMANCE .................................9-3
ENGINE..................................................................................................... 9-3
FUEL SYSTEM.......................................................................................... 9-3
FAULTY GEAR SHIFTING..............................................................................9-3
SHIFTING IS DIFFICULT ..........................................................................9-3
SHIFT PEDAL DOES NOT MOVE ............................................................ 9-3
JUMPS OUT OF GEAR.............................................................................9-3
FAULTY CLUTCH ........................................................................................... 9-3
CLUTCH SLIPS......................................................................................... 9-3
CLUTCH DRAGS ......................................................................................9-3
OVERHEATING............................................................................................... 9-4
ENGINE..................................................................................................... 9-4
COOLING SYSTEM .................................................................................. 9-4
FUEL SYSTEM.......................................................................................... 9-4
CHASSIS...................................................................................................9-4
ELECTRICAL SYSTEMS ..........................................................................9-4
OVERCOOLING .............................................................................................. 9-4
COOLING SYSTEM .................................................................................. 9-4
POOR BRAKING PERFORMANCE................................................................9-4
FAULTY FRONT FORK LEGS........................................................................ 9-5
LEAKING OIL ............................................................................................ 9-5
MALFUNCTION......................................................................................... 9-5
UNSTABLE HANDLING.................................................................................. 9-5
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CHAPTER 9

TROUBLESHOOTING

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