KTM 690 ENDURO EU - Manual (Page 144)

TROUBLESHOOTING
142
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. (
P. 124)
Radiator fins very dirty – Clean radiator fins.
Foam formation in cooling system – Drain the coolant. x ( P. 126)
– Fill the cooling system. x ( P. 127)
Buckled or damaged radiator hose – Have the radiator hose changed.
Thermostat defective – Have thermostat checked.
Fuse 5 blown – Change the fuses of individual power
consumers. ( P. 109)
Defect in radiator fan system – Have the radiator fan system checked.
Air in cooling system – Fill the cooling system. x ( P. 127)
FI warning 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. ( P. 51)
Fuse 1, 2 or 4 blown – Change the fuses of individual power
consumers. ( P. 109)
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. ( P. 133)
Engine oil too thin (low viscosity) – Change engine oil and oil filter, clean oil
screens. x ( P. 133)