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OWNER'S MANUAL
2012
125 SX
150 SX
250 SX
150 XC USA
250 XC EU/USA
300 XC EU/USA
Art. no. 3211714en

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Summarization of Contents

IMPORTANT INFORMATION
Service
Emphasizes proper service and maintenance for optimal operation and longevity.
Warranty
Details warranty conditions, service schedule requirements, and voiding claims.
CONTROLS
Clutch lever
Describes the function and operation of the clutch lever.
Throttle grip
Identifies the throttle grip and its function.
Choke
Explains the function and states of the choke lever.
PREPARING FOR USE
Advice on first use
Provides essential advice for initial operation and safety.
Running in the engine
Guides on proper engine break-in procedures and performance limits.
RIDING INSTRUCTIONS
Checks and maintenance work when preparing for use
Lists crucial checks before riding for safety and operational readiness.
Starting
Outlines the procedure for starting the engine, including cold start.
Shifting, riding
Explains gear shifting techniques and riding considerations.
SERVICE SCHEDULE (SX)
Service schedule
Presents a maintenance schedule based on service hours for SX models.
TUNING THE CHASSIS
Adjusting the low-speed compression damping of the shock absorber
Details how to adjust the low-speed compression damping of the rear shock absorber.
Adjusting the rebound damping of the shock absorber
Guides on how to adjust the rebound damping of the shock absorber.
Checking the basic setting of the fork
Provides guidelines for checking the basic suspension setup of the front fork.
SERVICE WORK ON THE CHASSIS
Removing the fork legs
Step-by-step instructions for safely removing the front fork legs.
Checking the play of the steering head bearing
Instructions for checking and identifying play in the steering head bearing.
BRAKES
Checking the front brake fluid level
How to check the brake fluid level in the front brake reservoir.
Checking the front brake linings
Method for inspecting the thickness and condition of front brake linings.
Checking the rear brake fluid level
How to check the brake fluid level in the rear brake reservoir.
WHEELS, TIRES
Removing the front wheel
Detailed steps for safely removing the front wheel.
Checking the tire air pressure
Guide to checking and setting correct tire air pressure for optimal performance.
ELECTRICAL SYSTEM
Recharging the battery (250/300 XC)
Instructions for safely recharging the motorcycle's battery.
COOLING SYSTEM
Checking the antifreeze and coolant level
Procedure to check coolant antifreeze level and overall coolant level.
TUNING THE ENGINE
Adjusting the play in the throttle cable
Steps to adjust the throttle cable play for optimal engine response.
Carburetor - adjusting the idle speed
Guide to adjusting the engine's idle speed via the carburetor for optimal performance.
SERVICE WORK ON THE ENGINE
Changing the gear oil
Procedure for draining and refilling the engine's gear oil.
STORAGE
Storage
Procedures and recommendations for storing the motorcycle long-term to preserve its condition.
Preparing for use after storage
Steps to take before using the motorcycle after a storage period.
TECHNICAL DATA - ENGINE
125 SX
Detailed technical specifications for the 125 SX model's engine.
250 SX
Detailed technical specifications for the 250 SX model's engine.
TECHNICAL DATA - CHASSIS
Tires
Specifications for front and rear tires across different motorcycle models.
TECHNICAL DATA - FORK
125/150 SX
Technical data and adjustment settings for the front fork on 125/150 SX models.
TECHNICAL DATA - SHOCK ABSORBER
125/150 SX
Technical data and adjustment settings for the shock absorber on 125/150 SX models.
SUBSTANCES
2-stroke engine oil
Specifications and recommendations for using 2-stroke engine oil.
Coolant
Guidelines for coolant type, mixture ratio, and antifreeze protection.
AUXILIARY SUBSTANCES
Motorcycle cleaner
Recommends specific products for cleaning the motorcycle.
STANDARDS
JASO FC
Explains the JASO FC classification for 2-stroke engine oils.

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