Poor Speed Performance; Clutch Slipping/Dragging - Yamaha Fazer Service Manual

Ignition System
• Dirty Spark Plug
• Improper heat range
• Faulty C.D.I. Unit
• Faulty Sensor Coil
Fuel System
• Partially Clogged Fuel Tank Cap Breather
Hole
• Clogged Air Cleaner element
• Clogged Jet
• Improperly adjusted Fuel Level
CLUTCH SLIPPING
Clutch
• Improperly adjusted clutch cable
• Loose clutch spring
• Fatigued clutch spring
• Worn friction plate/clutch plate
• Incorrectly assembled clutch
Engine oil
• Improper oil level
• Improper quality (low viscosity)
• Deterioration

POOR SPEED PERFORMANCE

POOR SPEED PERFORMANCE
Compression System
Clutch
Engine Oil
Brakes

CLUTCH SLIPPING/DRAGGING

CLUTCH DRAGGING
Clutch
Engine oil
8-3
• Worn Cylinder
• Worn of Seized Piston Rings
• Cylinder Head Gasket Broken
• Cylinder Gasket Broken
• Carbon deposit build-up
• Improperly adjusted Valve clearance
• Improperly contacted Valve and Valve seat
• Faulty Valve timing
• Refer to "CLUTCH SLIPPING/DRAGGING''
section Page no 8-3
• Improper oil level (low or over oil level)
• Improper quality (low oil viscosity)
• Deterioration
• Clogged oil passage
• Dragging brake
• Warped pressure plate
• Unevenly tensioned clutch spring
• Bent push rod
• Broken clutch boss
• Burnt primary driven gear bushing
• Bent clutch plate
• Swollen friction plate
• Improper oil level
• Improper quality/(high viscosity)
• Deterioration
TRBL
SHTG