TROUBLESHOOTING 149
Faults Possible cause Action
Engine has too little power. Fuel filter very dirty – Have the fuel filter changed.
Defect in fuel injection system – Read the error memory with the KTM
diagnostics tool and correct the fault.
Engine overheats. Too little coolant in cooling system – Check the cooling system for leakage.
– Check the coolant level. ( S. 132)
Radiator fins very dirty – Clean radiator fins.
Foam formation in cooling system –
Drain the coolant.x ( S. 134)
–
Fill the cooling system.x ( S. 135)
Buckled or damaged radiator hose – Have the radiator hose changed.
Thermostat defective – Have thermostat checked.
Fuse5 blown – Change the fuses of individual power
consumers. ( S. 116)
Defect in radiator fan system – Have the radiator fan system checked.
Air in cooling system –
Fill the cooling system.x ( S. 135)
FIwarning lamp (MIL) lights/flashes Defect in fuel injection system – Read the error memory with the KTM
diagnostics tool and correct the fault.
Engine dies during the journey Lack of fuel – Fill up with fuel. ( S. 57)
Fuse1,2 or4 blown – Change the fuses of individual power
consumers. ( S. 116)
High oil consumption Engine vent hose bent – Route the vent hose without bends or
change it if necessary.
Engine oil level too high – Check the engine oil level. ( S. 140)
Engine oil too thin (low viscosity) – Change engine oil and oil filter, clean oil
screens.x ( S. 140)
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