KTM RC 125 User Manual

21 TROUBLESHOOTING 173
Faults Possible cause Action
Battery discharged Battery is not being charged by alter-
nator
– Check the charging voltage.
– Check the open-circuit current.
The combination instrument shows
nothing on the display
Fuse 7 is blown (RC 125) – Change the fuses of individual power consumers.
( p. 138)
– Set the clock. ( p. 54)
Fuse 2 blown (RC 200) – Change the fuses of individual power consumers.
( p. 138)
– Set the clock. ( p. 54)
Speedometer in combination instru-
ment not functioning
Speedometer wiring harness is dam-
aged or plug-in connector is oxidized
– Check the wiring harness and plug-in connector.

KTM RC 125 Specifications

General

Displacement	124.7 cc
Transmission	6-speed
Fuel System	Electronic Fuel Injection
Bore x Stroke	58 mm x 47.2 mm
Engine Type	Liquid-cooled, 1-cylinder, 4-stroke engine
Max Torque	12 Nm @ 8, 000 rpm
Front Suspension	WP upside-down fork
Rear Suspension	WP Monoshock
Front Brake	Single disc, 4-piston caliper
Rear Brake	Single disc, single-piston caliper
Frame	Steel trellis frame
Front Tire	110/70 R17
Rear Tire	150/60-17