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KTM RC 390 2020 - Troubleshooting Common Issues; Fault Diagnosis and Solutions

KTM RC 390 2020
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TROUBLESHOOTING 22
227
Faults Possible cause Action
The engine does not turn when
the start button is pressed
Operating error Carry out start procedure. ( p. 90)
12-V battery discharged Charge the 12-V battery. ( p. 174)
Fuse 1, 3, 4, or 7 is blown Change the fuses of individual power
consumers. ( p. 180)
No ground connection present Check the ground connection.
Engine turns only if the clutch
lever is drawn
The vehicle is in gear Shift the transmission to neutral posi-
tion.
The vehicle is in gear and the
side stand is folded out
Shift the transmission to neutral posi-
tion.
Engine turns but does not start Operating error Carry out start procedure. ( p. 90)
Malfunction in the electronic
fuel injection
Read out the fault memory using the
KTM diagnostics tool.
Engine has too little power Air filter is very dirty Change 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 the coolant level in the compen-
sating tank. ( p. 195)
Radiator fins very dirty Clean the radiator fins.

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