Contents

1 MEANS OF REPRESENTATION
- 1.1 Symbols used
- 1.2 Formats used
2 SAFETY ADVICE
- 2.1 Use definition intended use
- 2.2 Misuse
- 2.3 Safety advice
- 2.4 Degrees of risk and symbols
- 2.5 Tampering warning
- 2.6 Safe operation
- 2.7 Protective clothing
- 2.8 Work rules
- 2.9 Environment
- 2.10 Owner's Manual
3 IMPORTANT NOTES
- 3.1 Manufacturer warranty, implied warranty
- 3.2 Fuel, auxiliary substances
- 3.3 Spare parts, technical accessories
- 3.4 Service
- 3.5 Figures
- 3.6 Customer service
4 VIEW OF VEHICLE
- 4.1 View of vehicle, front left (example)
- 4.2 View of vehicle, rear right (example)
5 SERIAL NUMBERS
- 5.1 Vehicle identification number
- 5.2 Steering head label
- 5.3 Engine number
- 5.4 Fork part number
- 5.5 Shock absorber article number
6 CONTROLS
- 6.1 Clutch lever
- 6.2 Hand brake lever
- 6.3 Throttle grip
- 6.4 Stop button
- 6.5 Start button
- 6.6 Combination switch
- 6.7 Overview of indicator lights (All SX models)
- 6.8 Overview of indicator lights (All XC models)
- 6.9 Combination instrument
- 6.10 Opening fuel tank filler cap
- 6.11 Closing the fuel tank filler cap
- 6.12 Cold start button
- 6.13 Idle speed adjusting screw
- 6.14 Shift lever
- 6.15 Foot brake lever
- 6.16 Plug-in stand (All SX models)
- 6.17 Side stand (All XC models)
7 PREPARING FOR USE
- 7.1 Advice on preparing for first use
- 7.2 Running in the engine
- 7.3 Starting power of lithium-ion batteries at low temperatures
- 7.4 Preparing the vehicle for difficult operating conditions
- 7.5 Preparing the vehicle for rides on dry sand
- 7.6 Preparing the vehicle for rides on wet sand
- 7.7 Preparing the vehicle for rides on wet and muddy circuits
- 7.8 Preparing vehicle for high temperatures or slow riding
- 7.9 Preparing the vehicle for low temperatures or snow
8 RIDING INSTRUCTIONS
- 8.1 Checks and maintenance measures when preparing for use
- 8.2 Starting the vehicle
- 8.3 Starting off
- 8.4 Shifting, riding
- 8.5 Braking
- 8.6 Stopping, parking
- 8.7 Transporting
- 8.8 Refueling
9 SERVICE SCHEDULE
- 9.1 Additional information
- 9.2 Service schedule
10 TUNING THE CHASSIS
- 10.1 Checking the basic chassis setting with rider's weight
- 10.2 Compression damping of the shock absorber
- 10.3 Adjusting the low-speed compression damping of the shock absorber
- 10.4 Adjusting the high-speed compression damping of the shock absorber
- 10.5 Adjusting the rebound damping of the shock absorber
- 10.6 Measuring the dimension of the rear wheel unloaded
- 10.7 Checking the static sag of the shock absorber
- 10.8 Checking the riding sag of the shock absorber
- 10.9 Adjusting the spring preload of the shock absorber
- 10.10 Adjusting the riding sag
- 10.11 Air suspension XACT
- 10.12 Checking the basic setting of the fork
- 10.13 Adjusting the fork air pressure (All SX models)
- 10.14 Adjusting the compression damping of the fork
- 10.15 Adjusting the rebound damping of the fork
- 10.16 Handlebar position
- 10.17 Adjusting the handlebar position
11 SERVICE WORK ON THE CHASSIS
- 11.1 Raising the motorcycle with a lift stand
- 11.2 Removing the motorcycle from the lift stand
- 11.3 Bleeding the fork legs
- 11.4 Cleaning the dust boots of the fork legs
- 11.5 Removing the fork protector
- 11.6 Installing the fork protector
- 11.7 Removing the engine guard (All XC models)
- 11.8 Installing the engine guard (All XC models)
- 11.9 Removing the frame protector
- 11.10 Installing the frame protector
- 11.11 Removing the fork legs
- 11.12 Installing the fork legs
- 11.13 Removing the lower triple clamp
- 11.14 Installing the lower triple clamp
- 11.15 Checking steering head bearing play
- 11.16 Adjusting steering head bearing play
- 11.17 Lubricating the steering head bearing
- 11.18 Removing the start number plate
- 11.19 Installing the start number plate
- 11.20 Removing front fender
- 11.21 Installing front fender
- 11.22 Removing the shock absorber
- 11.23 Installing the shock absorber
- 11.24 Removing the seat
- 11.25 Mounting the seat
- 11.26 Removing the air filter box cover
- 11.27 Installing the air filter box cover
- 11.28 Removing the air filter
- 11.29 Cleaning the air filter and air filter box
- 11.30 Installing the air filter
- 11.31 Preparing air filter box cover for securing
- 11.32 Removing the main silencer
- 11.33 Installing the main silencer
- 11.34 Changing the glass fiber yarn filling in the main silencer
- 11.35 Removing the fuel tank
- 11.36 Installing the fuel tank
- 11.37 Checking the chain for dirt
- 11.38 Cleaning the chain
- 11.39 Checking the chain tension
- 11.40 Adjusting the chain tension
- 11.41 Checking the chain, rear sprocket, engine sprocket, and chain guide
- 11.42 Checking the frame
- 11.43 Checking the link fork
- 11.44 Checking the throttle cable routing
- 11.45 Checking the rubber grip
- 11.46 Adjusting the basic position of the clutch lever
- 11.47 Checking/correcting the fluid level of hydraulic clutch
- 11.48 Changing the hydraulic clutch fluid
12 BRAKE SYSTEM
- 12.1 Checking the free travel of the hand brake lever
- 12.2 Adjusting the basic position of the hand brake lever
- 12.3 Checking the brake discs
- 12.4 Checking the front brake fluid level
- 12.5 Adding front brake fluid
- 12.6 Checking that the brake linings of the front brake are secured
- 12.7 Changing the brake linings of the front brake
- 12.8 Checking the free travel of foot brake lever
- 12.9 Adjusting the basic position of the foot brake lever
- 12.10 Checking the rear brake fluid level
- 12.11 Adding rear brake fluid
- 12.12 Checking that the brake linings of the rear brake are secured
- 12.13 Changing the rear brake linings
13 WHEELS, TIRES
- 13.1 Removing the front wheel
- 13.2 Installing the front wheel
- 13.3 Removing the rear wheel
- 13.4 Installing the rear wheel
- 13.5 Checking the tire condition
- 13.6 Checking tire pressure
- 13.7 Checking spoke tension
14 ELECTRICAL SYSTEM
- 14.1 Removing the 12-V battery
- 14.2 Installing the 12-V battery
- 14.3 Charging the 12-V battery
- 14.4 Changing the main fuse
- 14.5 Changing the fuse of the fuel pump
- 14.6 Diagnostics connector
15 COOLING SYSTEM
- 15.1 Cooling system
- 15.2 Checking the antifreeze and coolant level
- 15.3 Checking the coolant level
- 15.4 Draining the coolant
- 15.5 Refilling with coolant
- 15.6 Changing the coolant
16 EXHAUST CONTROL
- 16.1 Programming the
17 TUNING THE ENGINE
- 17.1 Changing the mapping
- 17.2 Checking the play in the throttle cable
- 17.3 Adjusting the play in the throttle cable
- 17.4 Adjusting the idle speed
- 17.5 Checking the basic position of the shift lever
- 17.6 Adjusting the basic position of the shift lever
18 SERVICE WORK ON THE ENGINE
- 18.1 Changing the fuel screen
- 18.2 Checking the gear oil level
- 18.3 Changing the gear oil
- 18.4 Adding the gear oil
19 CLEANING, CARE
- 19.1 Cleaning the motorcycle
20 STORAGE
- 20.1 Storage
- 20.2 Preparing for use after storage
21 TROUBLESHOOTING
22 BLINK CODE
23 TECHNICAL SPECIFICATIONS
- 23.1 Engine
- 23.2 Engine tightening torques
- 23.3 Capacities
  - 23.3.1 Gear oil
  - 23.3.2 Coolant
  - 23.3.3 Fuel
- 23.4 Chassis
- 23.5 Electrical system
- 23.6 Tires
- 23.7 Fork
  - 23.7.1 All SX models
  - 23.7.2 All XC models
- 23.8 Shock absorber
  - 23.8.1 All SX models
  - 23.8.2 All XC models
- 23.9 Chassis tightening torques
24 SUBSTANCES
25 AUXILIARY SUBSTANCES
26 STANDARDS
27 INDEX OF SPECIAL TERMS
28 LIST OF ABBREVIATIONS
29 LIST OF SYMBOLS
- 29.1 Yellow and orange symbols
- 29.2 Green and blue symbols
INDEX
- 1
- A
- B
- C
- D
- E
- F
- G
- H
- I
- L
- M
- O
- P
- R
- S
- T
- U
- V
- W

KTM SX 250 2024 Owner's Manual

Pages 151

Year 2024

Language(s)

of 151

KTM SX 250 2024 Motorcycle Specification

The KTM SX 250 2024 model represents a significant advancement in motocross engineering, combining high-performance features with cutting-edge technology. At its core, the motorcycle is powered by a 249cc two-stroke engine, renowned for its exceptional power-to-weight ratio and rapid throttle response. The engine incorporates advanced fuel injection technology, ensuring optimal fuel delivery and efficiency, which results in improved performance and reduced emissions.

The chassis is constructed from lightweight chromoly steel, providing a robust yet agile framework that enhances maneuverability and stability. The suspension system features fully adjustable WP XACT components, including a front fork with air spring technology and a rear shock absorber, both designed to absorb impacts and provide a smooth ride over varied terrain.

Braking is handled by high-performance Brembo components, with a 260mm front disc and a 220mm rear disc, offering precise and reliable stopping power. The motorcycle is equipped with Dunlop Geomax MX33 tires, which provide superior traction and handling on different surfaces. An advanced electronics suite includes a customizable engine management system and traction control, allowing riders to tailor the bike's performance to their preferences and riding conditions.

The KTM SX 250 2024 also features ergonomic enhancements, such as a redesigned seat for improved comfort and control, and an updated bodywork that provides better aerodynamics and rider movement. The handlebar is adjustable to accommodate different rider preferences, and the overall design focuses on reducing weight while maintaining structural integrity.

In summary, the KTM SX 250 2024 stands out with its powerful engine, advanced suspension, precise braking, and comprehensive electronic systems, making it a top choice for motocross enthusiasts seeking a competitive edge.

KTM SX 250 2024 Motorcycle F.A.Q.

What is the recommended break-in procedure for the KTM SX 250 2024?

The recommended break-in procedure for the KTM SX 250 2024 involves riding the motorcycle at varying speeds and loads for the first 2-3 hours, avoiding high RPMs, and allowing the engine to cool down completely between sessions.

How often should I change the oil on my KTM SX 250 2024?

For optimal performance, it's advised to change the oil every 10 hours of riding or after every race, whichever comes first, and to always use high-quality motorcycle-specific oil.

What are the common troubleshooting steps if my KTM SX 250 2024 won't start?

Check the fuel level, ensure the kill switch is in the run position, inspect the spark plug for fouling, verify battery charge, and examine the ignition coil and wiring for any faults.

How can I improve the suspension setup on my KTM SX 250 2024 for better handling?

Adjust the front and rear suspension settings according to your weight and riding style, make sure the sag is correctly set, and consider consulting the user manual or a professional for advanced tuning.

What tire pressure is recommended for the KTM SX 250 2024?

The recommended tire pressure for the KTM SX 250 2024 is typically around 12 psi for the front tire and 12-14 psi for the rear tire, depending on terrain and riding conditions.

How do I adjust the chain tension on my KTM SX 250 2024?

To adjust the chain tension, loosen the rear axle nut, use the chain adjuster bolts to achieve the proper slack indicated in the manual, typically about 55 mm, and re-tighten the axle nut.

What type of coolant should I use for the KTM SX 250 2024?

Use a high-performance, ethylene glycol-based coolant that is compatible with aluminum and offers freeze and corrosion protection. Always ensure the coolant mixture meets the manufacturer's specifications.

How can I maintain the air filter on my KTM SX 250 2024?

Regularly clean and oil the air filter every 5-10 hours of use or more frequently in dusty conditions. Use a mild detergent for cleaning and a high-quality air filter oil for re-oiling.

What is the correct spark plug gap for the KTM SX 250 2024?

The correct spark plug gap for the KTM SX 250 2024 is typically 0.6-0.7 mm. Always refer to the owner's manual for the exact specifications and use a feeler gauge to check the gap.

What are the essential tools needed for basic maintenance on the KTM SX 250 2024?

Essential tools include a set of metric wrenches, screwdrivers, axle nut wrench, chain breaker, spark plug socket, tire pressure gauge, and a torque wrench for ensuring bolts are tightened to the correct specifications.