20 TROUBLESHOOTING 244
Faults Possible cause Action
Engine cranks but doesn't start Fault in fuel injection system – Read out the trouble code memory using the
KTM diagnostics tool.
Fuel pump control defective – Read out the trouble code memory using the
KTM diagnostics tool.
Fuel quality insufficient – Add suitable fuel.
Engine has too little power Air filter very dirty – Change the air filter.
Fuel filter very dirty – Change the fuel filter.
Fault in fuel injection system – Read out the trouble code memory using the
KTM diagnostics tool.
Engine overheats HIGH TEMP Too little coolant in cooling system – Check the cooling system for leaks.
– Check the coolant level. ( p. 223)
Cooling fins very dirty – Clean cooling fins.
Kinked or damaged radiator hose – Change the coolant hose.
Thermostat defective – Check the thermostat.
Fuse 4 blown – Change the fuses of individual power consumers.
( p. 210)
Defect in radiator fan system – Check the radiator fan system.
Air in cooling system – Add coolant/bleed the cooling system.
EFI warning lamp (MIL) lights up /
flashes
Fault in fuel injection system – Read out the trouble code memory using the
KTM diagnostics tool.
Engine dies during the journey Lack of fuel – Fill up with fuel. ( p. 127)
Fuse 1, 5 or 6 blown – Change the fuses of individual power consumers.
( p. 210)
High oil consumption Engine oil level too high – Check the engine oil level. ( p. 228)
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