What to do if my KTM 125 EXC emits white smoke?
If you observe white smoke emission (steam in exhaust gas) from your KTM Motorcycle, it could be due to a damaged cylinder head or cylinder head gasket. Inspect the cylinder head and cylinder head gasket.
Why is gear oil coming out of the vent hose on my KTM 125 EXC?
If gear oil exits at the vent hose of your KTM Motorcycle, it's likely because too much gear oil was added. Check the gear oil level.
General| Displacement | 124.8 cc |
|---|---|
| Bore x Stroke | 54 mm x 54.5 mm |
| Starter | Kickstarter |
| Transmission | 6-speed |
| Rear Suspension | WP Xplor PDS shock absorber |
| Ground Clearance | 370 mm |
| Seat Height | 960 mm |
| Fuel System | Carburetor |
| Cooling | Liquid cooled |
| Engine Type | Single cylinder, 2-stroke |
| Front Suspension | WP Xplor 48 |
| Front Brake | Disc brake |
| Rear Brake | Disc brake |
| Frame | Central double-cradle type in chrome molybdenum steel |
Explains the meaning of various symbols used in the manual for better understanding.
Details the typographical formats used, such as specific names, brand names, and underlined terms.
Defines the intended use of KTM sport motorcycles and compliance with regulations.
Explains different degrees of risk (Danger, Warning, Caution) and their associated symbols.
Covers safe operating practices, including avoiding impairment and proper ventilation.
Emphasizes the importance of wearing appropriate protective clothing for riding safety.
Details conditions for warranty claims and voiding the warranty.
Stresses the importance of proper service for optimal operation and wear prevention.
Illustrates and labels major components of the vehicle from the front left side.
Illustrates and labels major components of the vehicle from the rear right side.
Specifies the location of the chassis number on the steering head.
Specifies the location of the engine number on the left side of the engine.
Explains the clutch lever's location and hydraulic, self-adjusting operation.
Describes the hand brake lever's location and its function for activating the front brake.
Details the kill switch location and its two states: ON (circuit closed) and OFF (circuit interrupted).
Describes the electric starter button's location and operation for starting the engine.
Explains the fuel tap positions (OFF, ON, RES) for controlling fuel flow to the carburetor.
Introduces the speedometer display and its control buttons.
Explains how to set the clock on the speedometer display.
Details the SPEED/ODO display mode for viewing total traveled distance.
Offers crucial advice and safety precautions for the first use of the motorcycle.
Details the recommended procedure for running in the engine to ensure longevity.
Outlines preparations needed for riding in challenging conditions like sand or mud.
Lists essential checks and maintenance tasks before riding the motorcycle.
Details proper braking techniques and safety warnings related to braking.
Explains the correct and safe procedure for refueling the motorcycle.
Lists maintenance tasks required at regular operating hour intervals.
Details service tasks that are performed as additional orders or at specific intervals.
Explains how to adjust basic suspension settings to match rider weight.
Provides instructions on how to adjust the low-speed compression damping of the shock absorber.
Guides on how to adjust the compression damping of the front fork legs.
Details how to adjust the rebound damping of the front fork legs.
Explains how to safely raise the motorcycle using a lift stand.
Guides on how to remove the front fork legs from the motorcycle.
Details the procedure for installing the front fork legs correctly.
Explains how to check for play in the steering head bearing for proper handling.
Details the steps for removing the rear shock absorber.
Guides on how to install the rear shock absorber.
Details the procedure for cleaning the air filter and its box.
Provides instructions on how to adjust the drive chain tension correctly.
Guides on checking the front brake fluid level and identifying potential issues.
Provides instructions on how to add front brake fluid safely.
Guides on the procedure for changing the front brake linings, including safety warnings.
Guides on checking the rear brake fluid level and identifying potential issues.
Provides instructions on how to add rear brake fluid safely.
Explains the steps for removing the front wheel from the motorcycle.
Provides instructions for correctly installing the rear wheel.
Guides on checking and correcting tire air pressure for optimal performance and safety.
Provides instructions and recommendations for recharging the motorcycle battery.
Details the process for locating and changing the main fuse in the electrical system.
Provides instructions for replacing the headlight bulb.
Guides on checking the antifreeze protection and overall coolant level.
Guides on the correct procedure for refilling the cooling system with coolant.
Highlights the importance of correct carburetor idle setting for starting and response.
Provides detailed steps for adjusting the idle speed and mixture of the carburetor.
Explains how to check the gear oil level while the engine is cold.
Details the procedure for changing the motorcycle's gear oil.
Outlines the steps for cleaning the motorcycle, including safety precautions for pressure washing.
Provides essential checks and maintenance procedures for storing the motorcycle during winter.
Lists recommended actions for putting the motorcycle into long-term storage.
Details the steps required to prepare the motorcycle for use after a storage period.
Addresses common causes and solutions when the engine fails to crank or start.
Discusses causes and solutions for engine overheating issues.
Provides detailed technical specifications for the motorcycle's engine variants.
Details the technical specifications for the front fork, including damping and oil type.
Provides detailed technical specifications for the rear shock absorber.
Provides tuning charts for the carburetor based on altitude and temperature for 125cc models.
Offers carburetor tuning charts for 200cc models based on environmental conditions.
Lists specifications and recommendations for engine oil (15W/50 and 2-stroke).
Details the types of super unleaded fuel suitable for the motorcycle, including ethanol content.
Recommends a specific cleaner for the air filter.
Recommends a specific cleaner for the motorcycle's exterior.
Explains the JASO T903 MA standard for 4-stroke motorcycle engine oils.
Explains the meaning of yellow and orange symbols indicating errors or warnings.
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