TROUBLESHOOTING 22
263
Faults Possible cause Action
Engine has too little power Air filter is very dirty – Remove the air filter.
– Install the air filter.
Fuel filter is very dirty – Check the fuel pressure.
Malfunction in the electronic
fuel injection
– Read out the fault memory using the
KTM diagnostics tool.
Engine overheats Too little coolant in cooling sys-
tem
– Check the cooling system for leakage.
– Check coolant level in the compensat-
ing tank. ( p. 232)
Radiator fins very dirty – Clean radiator fins.
Foam formation in cooling sys-
tem
– Drain the coolant. ( p. 234)
– Fill/bleed the cooling system.
( p. 236)
Buckled or damaged radiator
hose
– Change the radiator hose.
Thermostat is faulty – Check the thermostat.
Fuse 4 blown – Change the fuses of individual electri-
cal power consumers. ( p. 216)
Defect in radiator fan system – Check the radiator fan system.
Malfunction indicator lamp
lights up or flashes
Malfunction in the electronic
fuel injection
– Read out the fault memory using the
KTM diagnostics tool.