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TROUBLESHOOTING »
If you have your motorcycle serviced as set forth in this manual, no malfunctioning is to be expected. Nevertheless, if an error does
arise, we recommend that you look for the error according to the following chart.
Please note that you cannot perform all of the work yourself. If you are not sure, contact your KTM dealer.
TROUBLE CAUSE REMEDY
Engine does not start when the
starter button is actuated
Operating error
Discharged battery
Blown fuse IGNITION.
Main fuse is blown
Defect ignition lock or emergency
OFF switch
Defect safe-starting system.
Turn on the ignition, switch the gear to neutral and switch the
emergency OFF switch on.
Recharge the battery and investigate the causes for discharg-
ing; contact an authorized KTM workshop.
Replace fuse IGNITION
Remove the front spoiler and replace the main fuse
Check ignition lock and emergency OFF switch, contact an
authorized KTM workshop.
Contact an authorized KTM workshop.
The engine cranks only with
pulled clutch lever
A gear is engaged
A gear is engaged and the side stand
is still folded down
Defect safe-starting system.
Shift the transmission to neutral.
Shift the transmission to neutral.
Contact an authorized KTM workshop.
Engine cranks with gear engaged. Defect safe-starting system. Contact an authorized KTM workshop.
Engine cranks but doesn’t start. Operating error
Blown fuse for the fuel pump
Clutch not attached to the fuel line
The plug and socket connector on the
wiring harness is oxidized
Error in the injection system
A gear is engaged and the side stand
is folded down
Pay attention to starting off information (see driving instruc-
tions).
Replace the fuel pump fuse
Connect the clutch to the fuel line
Remove the panel and fuel tank, clean the plug and socket
connector and spray with contact spray
Visit an authorized KTM workshop
Switch to neutral gear
Engine will not reach full power Air filter/fuel filter heavily soiled
Error in the injection system
Have the air filter/fuel filter replaced at an authorized KTM
workshop
Visit an authorized KTM workshop
Engine overheats Insufficient cooling liquid
Radiator fins are extremely dirty
Foam forms in cooling system
Radiator hose is kinked or
damaged
Thermostat defective
Blown fan fuse
Defect fan or thermoswitch for fan
Air in the cooling system
Refill cooling liquid (see maintenace work), check cooling sys-
tem for leaks
Clean radiator with water jet
Replace cooling liquid, use antifreezer with brand name
Run the radiator hose correctly or replace
Have the thermostat checked (opening temperature 75°C,
167°F) or replaced; contact an authorized KTM workshop
Replace fuse FAN
Contact an authorized KTM workshop.
Bleed the cooling system (see Maintenance work)