Why KTM Motorcycle engine does not speed up?
If the KTM Motorcycle engine does not speed up, it could be due to: the carburetor running over because the float needle is dirty or worn (check/set the carburetor components); loose carburetor jets (check/set the carburetor components); or a fault in the ignition system (check the ignition system).
Why KTM Motorcycle engine cannot be cranked?
The KTM motorcycle engine might fail to crank due to several reasons. It could be an operating error during the start procedure. Alternatively, the battery might be discharged, requiring you to recharge it, check the charging voltage, closed current, and alternator. Other potential causes include a blown main fuse (replace it), a faulty starter relay (check it), or a defective starter motor (check it).
Why does my KTM Motorcycle engine overheat?
Your KTM Motorcycle engine may be overheating due to several reasons: insufficient coolant in the cooling system, so check for leaks and the coolant level; not enough air stream, so switch off engine when stationary; dirty radiator fins (clean them); foam formation in the cooling system (drain and refill the coolant); a damaged cylinder head or cylinder head gasket (check them); a bent radiator hose (replace it); or an incorrect ignition point due to a loose stator (adjust the ignition for All 125 models).
Why KTM 250 EXC Motorcycle engine has too little power?
A KTM Motorcycle engine might have reduced power for several reasons: interrupted fuel feed (check the fuel tank breather, clean the fuel tap, and check/set the carburetor components); a very dirty air filter (clean the air filter and air filter box); a leaky or deformed exhaust system, or insufficient glass fiber yarn filling in the main silencer (check the exhaust system for damage and replace the glass fiber yarn filling of the main silencer); a fault in the ignition system (check the ignition system); or a damaged diaphragm or reed valve housing (check them).
What to do if KTM 250 EXC Motorcycle engine stalls or is popping into the carburetor?
If your KTM Motorcycle engine stalls or pops into the carburetor, it might be taking in bad air, so check the intake flange and carburetor for tightness. Another possibility is that the connector or ignition coil is loose or oxidized, so clean the connector and treat it with contact spray.
Why KTM 250 EXC engine has no idle?
If your KTM Motorcycle engine has no idle, the possible causes are: the idling jet is blocked (check/set the carburetor components); adjusting screws on carburetor distorted (adjust the idle speed); spark plug defective (change the spark plug); ignition system defective (check the ignition coil and the spark plug connector).
Why is there white smoke emission (steam in exhaust gas) from KTM 250 EXC?
White smoke (steam) from the KTM Motorcycle exhaust gas is likely due to a damaged cylinder head or cylinder head gasket, so check the cylinder head and cylinder head gas- ket.
Why gear oil exits at the vent hose of KTM 250 EXC?
If gear oil is exiting at the vent hose of your KTM Motorcycle, it's likely because too much gear oil was added. Check the gear oil level.
Why there is water in the gear oil of KTM Motorcycle?
If you find water in the gear oil of your KTM Motorcycle, it's probably due to a damaged shaft seal ring or water pump. Check the shaft seal ring and water pump.
How to fix KTM 250 EXC Motorcycle engine stalling or popping into the carburetor?
If your KTM Motorcycle engine stalls or pops into the carburetor, it might be taking in bad air. In this case, check the intake flange and carburetor for tightness. Also, the connector or ignition coil may be loose or oxidized; if so, clean the connector and treat it with contact spray.
General| Displacement | 249 cc |
|---|---|
| Cooling System | Liquid cooled |
| Transmission | 6-speed |
| Starter | Electric starter |
| Rear Suspension | WP Xplor PDS shock absorber |
| Fuel Capacity | 9 L |
| Seat Height | 960 mm |
| Bore x Stroke | 66.4 mm x 72 mm |
| Ground Clearance | 370 mm |
| Engine Type | 2-stroke |
| Front Suspension | WP XPLOR 48 |
| Front Brake | Disc brake |
| Rear Brake | 220 mm disc |
| Frame | Chromium-Molybdenum steel central-tube frame |
Explains the meaning of symbols used in the manual for better understanding.
Details typographical formats and their meanings within the manual.
Defines the intended use of the motorcycle and model-specific restrictions.
Provides general safety instructions and emphasizes reading the manual carefully.
Explains different risk levels and their associated warning symbols.
Warns against tampering with noise control systems and lists prohibited acts.
Covers safe operating practices, including impairment and exhaust gases.
Stresses the importance of wearing appropriate protective clothing for safety.
Outlines rules for performing maintenance and repairs, including special tools.
Discusses responsible motorcycle use and environmental consciousness.
Highlights the importance of reading the manual for operation, handling, and maintenance.
Details conditions for warranty claims and voidance due to alterations.
Advises on proper use of fuel, lubricants, and environmental hazards.
Recommends using approved parts and installation by authorized workshops.
Emphasizes correct service, care, and tuning for longevity.
Notes figures may show special equipment and may not be fully disassembled.
Provides information on contacting KTM dealers for assistance.
Illustrates and labels key components of the motorcycle from the front left view.
Illustrates and labels key components of the motorcycle from the rear right view.
Shows the location of the chassis number stamped on the steering head.
Indicates the location of the type label on the front of the steering head.
Explains where the key number for the steering lock is stamped.
Shows the location of the engine number stamped on the engine case.
Indicates where the fork part number is stamped on the fork stub.
Details the location of the shock absorber part number on the shock absorber.
Describes the clutch lever's location and operation for different models.
Identifies the location and function of the hand brake lever.
Locates and describes the throttle grip on the handlebar.
Explains the location and possible states of the kill switch.
Details the kill switch location and states for XC-W models.
Identifies the horn button location and its operation.
Describes the light switch location and its beam settings.
Locates the light switch for XC-W models and its functions.
Explains the location and operation of the turn signal switch.
Describes the emergency OFF switch location and its ignition states.
Locates the electric starter button and its operational states.
Details the electric starter button location and states for EXC AU models.
Lists and explains the function of indicator lamps for EXC models.
Lists and explains indicator lamps for XC-W models.
Provides instructions on how to open the fuel filler cap safely.
Details the procedure for closing the fuel filler cap correctly.
Explains the operation of the fuel tap and its possible states.
Describes the choke lever's location and function for cold starts.
Locates the shift lever and illustrates gear positions.
Identifies the kick starter's location and how to use it.
Locates the foot brake lever and its function for the rear brake.
Describes the location of the side stand and its use for parking.
Explains the location and function of the steering lock.
Provides step-by-step instructions for locking the steering.
Details the process for unlocking the steering mechanism.
Introduces the speedometer display and button controls.
Explains how to activate the speedometer and perform a display test.
Guides on how to set the unit of measurement for speed.
Covers how to activate or deactivate various speedometer functions.
Provides detailed steps for setting the clock display on the speedometer.
Explains how to access and view recorded lap times.
Details how to display the current vehicle speed.
Explains how to view the engine's service hours.
Describes how to navigate and use the speedometer's setup menu.
Guides on changing the speed unit between km/h and mph.
Explains how to display the current time on the speedometer.
Provides detailed steps for setting the clock.
Details how to use the lap timer function.
Explains how to view recorded lap times.
Describes how to view the total distance traveled (odometer).
Explains the use of Trip Master 1 for measuring distances.
Details the functionality of Trip Master 2.
Guides on how to set or adjust Trip Master 2.
Explains how to view the calculated average speed 1.
Details how to view the calculated average speed 2.
Explains the operation of Stop Watch 1.
Describes the functionality of the manual Stop Watch 2.
Summarizes the functions and button operations for various speedometer modes.
Lists conditions for activating various speedometer menus and functions.
Offers essential advice for the initial use of the motorcycle.
Provides guidelines for the engine's running-in phase to ensure longevity.
Advises on preparing the vehicle for challenging riding environments like sand or mud.
Details specific preparations for riding on dry sandy terrain.
Outlines necessary preparations for riding on wet sand.
Covers preparations for riding in wet and muddy conditions.
Advises on preparations for riding in hot weather and slow speeds.
Provides guidance for riding in cold temperatures or snowy conditions.
Lists essential pre-ride checks and maintenance tasks for safety.
Explains the procedure for starting the engine, including safety warnings.
Details how to safely pull away and engage the first gear.
Covers gear shifting techniques and general riding advice.
Provides important instructions and warnings related to braking.
Guides on how to properly stop and park the motorcycle.
Offers advice on safely transporting the motorcycle.
Details the correct procedure for refueling the motorcycle safely.
Presents a schedule of maintenance tasks based on operating hours.
Lists optional service tasks that can be performed.
Explains how to adjust suspension based on rider weight for optimal handling.
Introduces the concepts of high-speed and low-speed compression damping.
Provides instructions for adjusting the low-speed compression damping.
Details how to adjust the high-speed compression damping.
Guides on adjusting the rebound damping of the shock absorber.
Explains how to measure the unloaded sag of the rear suspension.
Details the procedure for checking the static sag of the shock absorber.
Guides on how to measure the riding sag of the rear suspension.
Provides instructions for adjusting the shock absorber's spring preload.
Explains how to adjust the riding sag by selecting a suitable spring.
Covers checking the basic suspension settings for the front fork.
Details how to adjust the compression damping on the front fork.
Guides on adjusting the rebound damping on the front fork.
Explains how to adjust the spring preload on the front fork.
Describes the options for adjusting the handlebar position.
Provides instructions for adjusting the handlebar position.
Details how to safely raise the motorcycle using a lift stand.
Explains the procedure for safely removing the motorcycle from a lift stand.
Guides on how to bleed the fork legs to release air pressure.
Provides instructions for cleaning the fork leg dust boots.
Details how to remove the fork protectors.
Explains how to install the fork protectors correctly.
Guides on how to safely remove the front fork legs.
Provides instructions for installing the front fork legs.
Details the removal of the lower triple clamp for specific models.
Explains the removal of the lower triple clamp for specific EXC models.
Guides on installing the lower triple clamp for specific XC-W models.
Explains how to check for play in the steering head bearing.
Provides instructions for adjusting the steering head bearing play.
Details how to grease the steering head bearing.
Explains the procedure for removing the front fender.
Provides instructions for installing the front fender.
Guides on how to remove the rear shock absorber.
Details how to install the rear shock absorber.
Explains the procedure for removing the motorcycle seat.
Provides instructions for correctly mounting the motorcycle seat.
Details how to remove the air filter box lid.
Explains how to install the air filter box lid.
Guides on how to remove the air filter for cleaning or replacement.
Provides instructions for installing a clean air filter.
Details the process for cleaning the air filter and its box.
Explains how to seal the air filter box.
Guides on how to remove the main exhaust silencer.
Details the procedure for installing the main exhaust silencer.
Explains how to change the packing material in the main silencer.
Provides instructions for safely removing the fuel tank.
Details the procedure for installing the fuel tank.
Guides on inspecting the drive chain for dirt and soiling.
Explains how to clean the drive chain properly.
Details how to check and ensure correct drive chain tension.
Provides instructions for adjusting the drive chain tension.
Covers inspection of the chain drive components for wear.
Explains how to check the motorcycle frame for damage.
Guides on inspecting the swingarm for damage or deformation.
Details how to check the correct routing of the throttle cable.
Guides on inspecting the rubber grips for wear or damage.
Explains how to further secure the rubber grips with wire.
Provides instructions for adjusting the clutch lever position for comfort.
Details how to check and correct the hydraulic clutch fluid level.
Guides on how to change the hydraulic clutch fluid.
Explains how to remove the engine guard.
Provides instructions for installing the engine guard.
Explains how to check the free travel of the front brake lever.
Guides on adjusting the front brake lever's free travel.
Details adjusting the front brake lever position for comfort.
Explains how to check the brake discs for wear and damage.
Guides on checking the front brake fluid level.
Provides instructions for adding front brake fluid.
Details how to check the front brake linings for wear and damage.
Guides on how to change the front brake linings.
Explains how to check the free travel of the rear brake lever.
Details how to adjust the rear brake lever's basic position.
Guides on checking the rear brake fluid level.
Provides instructions for adding rear brake fluid.
Details how to check the rear brake linings for wear and damage.
Guides on how to change the rear brake linings.
Explains how to safely remove the front wheel.
Provides instructions for installing the front wheel correctly.
Guides on how to safely remove the rear wheel.
Details the procedure for installing the rear wheel.
Explains how to inspect tires for wear, damage, and age.
Guides on checking and setting the correct tire air pressure.
Details how to check and adjust spoke tension for wheel balance.
Explains the procedure for safely removing the motorcycle battery.
Provides instructions for correctly installing the motorcycle battery.
Details the process for recharging the motorcycle battery.
Guides on how to locate and replace the main fuse.
Explains how to remove the headlight mask assembly.
Provides instructions for reinstalling the headlight mask assembly.
Details how to replace the headlight bulb.
Guides on replacing the turn signal bulb for EXC models.
Explains how to check the motorcycle's headlight alignment.
Provides instructions for adjusting the headlight's beam range.
Details the process for replacing the battery in the speedometer.
Provides a general overview of the motorcycle's cooling system.
Guides on checking coolant level and antifreeze protection.
Details how to check the coolant level in the radiator.
Explains the procedure for draining the cooling system.
Provides instructions for refilling the cooling system with coolant.
Explains how to check for correct throttle cable play.
Provides instructions for adjusting the throttle cable play.
Discusses the importance of correct carburetor idle settings.
Details how to adjust the carburetor's idle speed.
Explains how to drain the carburetor float chamber.
Guides on checking the correct position of the shift lever.
Provides instructions for adjusting the shift lever position.
Explains the role of the auxiliary spring in engine characteristics.
Details how to set the auxiliary spring for different performance characteristics.
Explains how to check the engine's gear oil level.
Guides on the procedure for changing the engine's gear oil.
Details how to drain the engine's gear oil.
Provides instructions for refilling the engine with gear oil.
Explains how to add gear oil to the engine.
Offers comprehensive instructions for cleaning the motorcycle.
Details maintenance procedures for winter storage and operation.
Provides guidelines for storing the motorcycle for extended periods.
Explains the necessary steps to prepare the motorcycle after storage.
Lists detailed engine specifications for various models.
Provides torque specifications for engine components.
Lists capacities for essential fluids like gear oil, coolant, and fuel.
Details chassis specifications including frame, suspension, and brakes.
Lists tire sizes and specifications for different models.
Provides detailed specifications for the front fork suspension.
Lists detailed specifications for the rear shock absorber.
Provides torque specifications for various chassis components.
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