Yamaha FZ09E - Faul Ty Clutch; Faulty Gear Shifting; Jumps out of Gear; Overheating

• Worn or damaged electrode
• Worn or damaged insulator
3. Ignition co il (s)
• Broken or sho rt ed p ri mary or secondary co ils
• Cracked or broken ignition
co il
4. Ignition syst em
• Faulty ECU
• Faulty crankshaft position sensor
• Broken ge nerator rotor woodruff key
, . .,.,..,
POOR MEDIUM-AND-HIGH-SPEED
PERFORMANCE
Refer to "STARTING FAILURES" on page 9-1.
Engine
1 . Air filter
• Clogged air filter element
Fuel system
1. Throttle body (-ies)
• Faulty thrott
le body
2. Fuel pump
• Faulty fuel pump
EA$29530
FAULTY GEAR SHIFTING
Sh ifting Is difficult
Refer to "Clutch drags".
EA~~
SHIFT PEDAL DOES NOT MOVE
Shift shaft
• Improperly adjusted s hi ft rod
• Be nt shift shaft
Shift drum and shift forks
• Foreign object in a shift drum groove
• Se ized shift fork
• Be nt shift fork guide bar
Tr an smission
• Se ized transmission gear
• Foreign object between transmission gears
• Improperly assembled transmission
JUMPS OUT OF GEAR
Shift shaft
• Incorrect s hi ft pedal position
• Improperly returned stopper le ver
Shift forks
• Worn shift fork
Shift dr um
• Incorrect axial play
• Worn shift drum groove
Transmission
• Worn gear dog
9-2
TROUBLESHOOTING
'"""""
FAUL TY CLUTCH
Clutch slips
1. Clutch
• Improperly assembled clut ch
• Improperly adjusted clut ch cable
• Loose or f
at igued clutch spring
• Wo
rn friction plate
• Wo
rn clu tc h plate
2. Engine oil
• Incorrect o il level
• Incorrect o il viscosity (low)
• Dete ri or ated o il
Clutch dr ags
1. Clutch
• Unevenly tensioned clutch springs
• Warped pressu re plate
• Bent clutch plate
• Swollen fr iction plate
• Bent clutch pu ll rod
• Broken clutch boss
• Burnt p ri mary driven gear bushing
• Match marks not aligned
2. Engine oil
• Incorrect o il level
• Incorrect o il viscosity (high)
• Dete
ri orated o il
OVERHEATING
Engine
1 . Clogged coolant passages
• Cy li nder head(s) and piston(s)
• Heavy carbon buildup
2. Engine oil
• Incorrect o il level
• Incorrect oil viscosity
• Inferior oil quality
Cooling system
1. Coolant
• Low coo lant level
2. Radiator
• Damaged or leaking radiator
• Faulty radiator cap
• Bent
or damaged radiator fin
3. Water pump
• Damaged or faulty water pump
• Thermost at
• Thermost at stays closed
• Oil cooler
• Clogged or damaged oil cooler
• Hose(s) and pipe(s)
• Damaged hose
• Improperly connected hose