KTM 450 XC, Owner'S Manual

Page: 178 / 208

TROUBLESHOOTING
176
Faults Possible cause Action
Engine has too little power. Fuel feed interrupted
–
Check the tank breather.
–
Clean fuel tap.
–
Clean carburetor.
Air filter very dirty
–
Clean the air filter.
x
( p. 147)
Exhaust system leaky, deformed or too lit-
tle glass fiber yarn filling in main silencer.
–
Check exhaust system for damage.
Valve clearance too little
–
Have valve clearance adjusted.
Electronic ignition adjustment defective
–
Have ignition system checked.
High oil consumption Engine vent hose bent
–
Route the vent hose without bends or
replace it if necessary.
Engine oil level too high
–
Check the engine oil level. ( p. 162)
Engine oil too thin (low viscosity)
–
Change the engine oil and oil filter,
clean the oil screens.
x ( p. 163)
Parts of the electrical system are not func-
tional. Fault in the electrical system
–
Change the fuses of individual power-
consuming components. (
p. 131)
–
Check electrical system.
Battery discharged Battery is not charged by generator
–
Check electrical system.