TRBL
SHTG
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CHAPTER 8°
TROUBLESHOOTING
FAILURE TO START/DIFFICULTIES IN STARTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
FUEL SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
ELECTRICAL SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2
POOR ENGINE COMPRESSION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2
POOR PERFORMANCE AT IDLE SPEED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-3
UNSATISFACTORY PERFORMANCE AT MEDIUM-HIGH SPEED . . . . . . . . . . . . . . . . . 8-3
DIFFICULTIES IN SHIFTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-4
SHIFTING IMPOSSIBLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-4
THE SHIFT PEDAL FAILS TO MOVE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-4
DISENGAGING GEARS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-4
CLUTCH SLIDES OR FAILS TO RELEASE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-5
CLUTCH SLIDES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-5
CLUTCH FAILS TO RELEASE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-5
DEFECTIVE BRAKES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-6
POOR BRAKING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-6
OIL LEAKS OR MALFUNCTIONING OF FRONT FORK . . . . . . . . . . . . . . . . . . . . . . . . . 8-6
OIL LEAKS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-6
MALFUNCTIONING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-6
UNSTABLE STEERING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-7
DEFECTIVE FUNCTIONING OF LIGHTS AND INDICATORS . . . . . . . . . . . . . . . . . . . . . 8-8
POOR HEADLIGHT ILLUMINATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-8
FREQUENT BURNING OF BULB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-8
DIRECTION INDICATORS FAIL TO TURN ON . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-8
DIRECTION INDICATORS FAIL TO TURN OFF . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-8
DELAYED TURNING ON OF INDICATORS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-9
EXCESSIVE INDICATOR INTERMITTENCE FREQUENCY . . . . . . . . . . . . . . . . . . . 8-9
THE HORN FAILS TO WORK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-9
OVERHEATING OF ENGINE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-9
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DEFECTIVE FUNCTIONING OF LIGHTS AND INDICATORS/ OVERHEATING OF ENGINE
8-9
TRBL
SHTG
?
PROBABLE CAUSES
•Indicator lamp relay defective
•Insufficient battery capacity
(battery almost flat)
•Incorrect bulb
•Main switch or direction indicator switch defec-
tive
DELAYED TURNING ON OF INDICATORS
PROBABLE CAUSES
•Battery flat
•Main switch or horn switch defective
•Horn wrongly set
•Defective horn
•Harness cut off
THE HORN FAILS TO WORK
OVERHEATING OF ENGINE
PROBABLE CAUSES
•Incorrect bulb
•Indicator lamp relay defective
EXCESSIVE INDICATOR
INTERMITTENCE FREQUENCY
Ignition system
Fuel feed system PROBABLE CAUSES
•Incorrect electrode gap of spark plug
•Spark plug thermal gradation wrong
•Ignition unit defective
•Incorrect carburetor main jet (incorrect setting)
•Incorrect fuel level
•Air filter element obstructed
Engine compression
•Excess of carbon deposits
Engine oil
•Incorrect oil level
•Incorrect oil viscosity
•Incorrect oil gradation
Brake
•Pads fail to return freely (remains blocked)
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