Troubleshooting - KTM 125 Duke EU 2015 Owner's Manual

20

TROUBLESHOOTING

Faults
Engine does not crank when the elec-
tric starter button is pressed
Engine turns only if the clutch lever is
drawn
Engine turns but does not start
Engine has too little power
Engine overheats
Possible cause
Operating error
Battery discharged
Fuse 1, 3, 4, or 8 is blown
No ground connection present
The vehicle is in gear
The vehicle is in gear and the side
stand is folded out
Operating error
Fault in fuel injection system
Air filter is very dirty
Fuel filter is very dirty
Fault in fuel injection system
Too little coolant in cooling system
Radiator fins very dirty
Foam formation in cooling system
Thermostat defective
Fuse 5 blown
Action
–
Go through the steps of starting the engine.
( p. 61)
–
Recharge the battery.
–
Change the fuses of individual power consumers.
( p. 127)
–
Check the ground connection.
–
Shift gear to neutral.
–
Shift gear to neutral.
–
Go through the steps of starting the engine.
( p. 61)
–
Read out the fault memory using the KTM diag-
nostics tool.
–
Change the air filter.
–
Check the fuel pressure.
–
Read out the fault memory using the KTM diag-
nostics tool.
–
Check the cooling system for leakage.
–
Check the coolant level. (
–
Clean the radiator fins.
–
Drain the coolant. (
–
Fill/bleed the cooling system.
–
Check the thermostat.
–
Change the fuses of individual power consumers.
( p. 127)
163
( p. 123)
p. 144)
p. 146)
( p. 147)