21 TROUBLESHOOTING 110
Faults Possible cause Action
Engine overheats Foam formation in cooling system – Drain the coolant. ( p. 95)
– Refill the coolant. ( p. 96)
Bent radiator hose – Change the radiator hose.
Thermostat defective – Check the thermostat.
Guideline
Opening temperature: 70 °C (158 °F)
Defect in radiator fan system – Check fuse 3.
– Check the radiator fan.
Malfunction indicator lamp lights up
or flashes
Defect in fuel injection system – Stop the motorcycle and identify the faulty
part using the blink code.
– Check the cabling for damage and the electri-
cal plug-in connectors for corrosion and dam-
age.
– Read out the fault memory using the Husq-
varna Motorcycles diagnostics tool.
High oil consumption Engine vent hose bent – Route the vent hose without bends or replace
it if necessary.
Engine oil level too high – Check the engine oil level. ( p. 102)
Engine oil too thin (low viscosity) – Change the engine oil and oil filter and clean
the oil screens. ( p. 103)
Piston and cylinder worn – Measure the piston/cylinder mounting clear-
ance.
Battery discharged Battery is not being charged by alter-
nator
– Check the charging voltage.
– Check the stator winding of the alternator.
Undesired power consumer – Check the closed current.
Speedometer values deleted (time,
stop watch, lap times)
The battery in the speedometer is
discharged
– Change the speedometer battery. ( p. 92)
The high beam, low beam, tail light,
parking light, and license plate lamp
are not working
Fuse 2 blown – Change the fuses of individual power con-
sumers. ( p. 88)
The speedometer, horn, brake light,
turn signal, and radiator fan are not
working
Fuse 3 blown – Change the fuses of individual power con-
sumers. ( p. 88)
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