Why headlight and parking light fail on my KTM 640 DUKE II Motorcycle?
If the headlight and parking light fail on your KTM Motorcycle, it is likely due to a blown fuse. Replace the fuse located below the headlight mask.
Why all switched on lamps blown out on my KTM 640 DUKE II?
If all switched-on lamps are blown out on your KTM Motorcycle, the voltage regulator might be faulty. Remove the seat and tank and check the connections. Have the voltage regulator checked.
General| Engine Type | Single cylinder, 4-stroke |
|---|---|
| Displacement | 625 cc |
| Bore x Stroke | 101 mm x 78 mm |
| Compression Ratio | 11.5:1 |
| Cooling | Liquid cooled |
| Transmission | 5-speed |
| Rear Suspension | WP monoshock |
| Front Tire | 120/70 ZR17 |
| Rear Tire | 160/60 ZR17 |
| Fuel Capacity | 11 liters |
| Torque | 55 Nm at 5500 rpm |
| Fuel System | Carburetor |
| Frame Type | Chromoly steel trellis frame |
| Front Suspension | WP USD Ø 43 mm |
| Front Brake | Single 320 mm disc |
| Rear Brake | Single 220 mm disc |
| Weight | 159 kg (350 lbs) |
Operation of clutch, choke, decompression, hand brake levers, switches, indicators, and dashboard.
Operation of ignition lock, starter, fuel tap, filler cap, and emergency switches.
Guidance for first rides, engine break-in procedures, and general riding tips.
Essential checks before starting, safe driving advice, and starting procedures.
Shifting gears, riding, proper braking, stopping, parking, and fueling safety.
Schedule of services at mileage intervals and essential owner-performed checks.
Work on seat, steering, fork, chain, brakes, and engine oil system.
Care for battery, fuses, headlights, and cooling system components.
Diagnosing and resolving common engine, electrical, and performance problems.
Procedures for cleaning, storage, winterization, and technical data.
Electrical system schematic and US market consumer information.
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