| Faults | Possible cause | Action |
|---|---|---|
| Engine does not crank when the electric starter button is pressed | Operating error | Go through the steps of starting the engine |
| Battery discharged | Recharge the battery | |
| Fuse 1, 2, 3, or 4 blown | Change the fuses of individual poweer consumers | |
| No ground connection present | Check the groud connection | |
| Engine turns only if the clutch lever is drawn | The vehicle is in gear The vehicle is in gear and side stand is folded out | Shift gear to neutral Shift gear to neutral |
| Engine turns but does not start | Operating error | Go through the steps of starting the engine |
| Defect in fuel injection system | Read out the fault memory using the KTM diagnostics tool | |
| Engine has too little power | Air filter is very dirty | Change the sir filter |
| Fuel filter is very dirty | Check the fuel pressure | |
| Defect in fuel injection system | Read out the fault memory using the KTM diagnostics tool | |
| Engine overheats | Too little coolant in cooling system | Check the cooling system for leakage Check the coolant level |
| Radiator fins very dirty | Clean the radiator fins | |
| Foam formation in cooling system | Drain the coolant Fill/bleed the cooling system | |
| Thermostat defective | Check the thermostat | |
| Fuse 5 blown | Change the fuses of individual power consumers | |
| Defect in radiator fan system | Check the radiator fan system | |
| The engine diagnosis warning lamp (MIL) lights up red | Defect in fuel injection system | Read out the fault memory using the KTM diagnostics tool |
| Engine dies during the trip | Lack of fuel | Refuel |
| Fuse 1, 2, 3, or 4 blown | Change the fuses of individual power consumers | |
| High oil consumption | Engine vent hose bent | Route the vent hose without bends or change it if necessaary |
| Engine oil level too high | Check the engine oil level | |
| Engine oil too thin (low viscosity) | Change the engine oil and oil filter, clean the oil screen | |
| Headlight & parking light are not functioning | Fuse 6 blown | Change the fuses of individual power consumers |
| Trun signal, brake light, and horn are not functional | Fuse 6 blown | Change the fuses of individual power consumers |
| Battery discharged | Ignition not switched off when vehicle was parked | Recharge the battery |
| Battery is not being charged by alternator | Check the charging voltage Check the open-circuit current | |
| Combination instrument shows nothing on the display | Fuse 2 blown | Change the fuses of individual power consumers set the time |
| Speedometer in combination instrument not functioning | Speedometer wiring harness is damaged or plug in connection is Oxidized | Check the wiring harness and plug-in connection |
| Engine overheats | Defect in radiator fan system | Check the radiator fan system |
| The engine diagnosis warning lamp (MIL) lights up red | Defect in fuel injection system | Read out the fault memory using the KTM diagnostics tool |
| Engine dies during the trip | Lack of fuel Fuse 1,2,3, or 4 blown | Refuel Change the fuses of individual power consumers |
| The ABS warning lamp lights up | ABS fuse is blown | Change the ABS fuses |
| Large difference in wheel speeds of the front & rear wheels | Stop the vehicle, switch off the ignition, & start it again | |
| Malfunction in ABS | Read out the ABS fault memory using the KTM diagnostics tool |
