Contents

- GENERAL INFORMATION
  - LOCATION OF IMPORTANT LABELS
  - DESCRIPTION
  - CONSUMER INFORMATION
  - INCLUDED PARTS
  - IMPORTANT INFORMATION
  - CHECKING OF CONNECTION
  - SPECIAL TOOLS
  - CONTROL FUNCTIONS
  - MULTI-FUNCTION DISPLAY
  - STARTING AND BREAK-IN
  - TORQUE-CHECK POINTS
  - CLEANING AND STORAGE
- SPECIFICATIONS
  - GENERAL SPECIFICATIONS
  - MAINTENANCE SPECIFICATIONS
  - TIGHTENING TORQUES
  - LUBRICATION DIAGRAMS
  - CABLE ROUTING DIAGRAM
- REGULAR INSPECTION AND ADJUSTMENTS
  - PERIODIC MAINTENANCE CHART FOR THE EMISSION CONTROL SYSTEM
  - GENERAL MAINTENANCE AND LUBRICATION CHART
  - MAINTENANCE INTERVALS FOR COMPETITION USE
  - PRE-OPERATION INSPECTION AND MAINTENANCE
  - ENGINE
  - CHASSIS
  - ELECTRICAL
- TUNING
  - CHASSIS
- ENGINE
  - RADIATOR
  - CARBURETOR
  - AIR INDUCTION SYSTEM
  - CAMSHAFTS
  - CYLINDER HEAD
  - VALVES AND VALVE SPRINGS
  - CYLINDER AND PISTON
  - CLUTCH
  - OIL FILTER ELEMENT AND WATER PUMP
  - BALANCER
  - OIL PUMP
  - KICK SHAFT AND SHIFT SHAFT
  - AC MAGNETO AND STARTER CLUTCH
  - ENGINE REMOVAL
  - CRANKCASE AND CRANKSHAFT
  - TRANSMISSION, SHIFT CAM AND SHIFT FORK
- CHASSIS
  - FRONT WHEEL AND REAR WHEEL
  - FRONT BRAKE AND REAR BRAKE
  - FRONT FORK
  - HANDLEBAR
  - STEERING
  - SWINGARM
  - REAR SHOCK ABSORBER
- ELECTRICAL
  - ELECTRICAL COMPONENTS AND WIRING DIAGRAM
  - IGNITION SYSTEM
  - ELECTRIC STARTING SYSTEM
  - CHARGING SYSTEM
  - THROTTLE POSITION SENSOR SYSTEM
  - LIGHTING SYSTEM
  - SIGNALING SYSTEM

Yamaha WR250FZ 2010 Owner's Manual

Pages 316

Year 2010

Language(s)

of 316

Yamaha WR250FZ 2010 Specification

The Yamaha WR250FZ 2010 is a high-performance off-road motorcycle designed to tackle various terrains with precision and durability. Powered by a 249cc liquid-cooled, DOHC four-stroke engine, it offers a robust combination of power and efficiency. The engine features a titanium five-valve cylinder head and a Keihin FCR-MX39 carburetor, ensuring efficient fuel delivery and optimal performance. The bike's lightweight aluminum frame provides excellent handling and stability, essential for navigating challenging trails.

Equipped with a fully adjustable suspension system, the WR250FZ 2010 includes a KYB speed-sensitive front fork and a KYB rear shock, allowing riders to fine-tune their ride to match specific terrain conditions. The bike also features a compact digital multifunction display that provides essential information, including speed, odometer, and trip meter, enhancing the rider's situational awareness.

Braking performance is ensured by the use of hydraulic disc brakes on both the front and rear wheels, offering reliable stopping power in various conditions. The WR250FZ 2010 also comes with enduro-specific tires that provide excellent traction and durability on a range of surfaces. The ergonomic design includes a comfortable seat and strategically positioned handlebars, allowing for extended riding comfort and control.

Additional features include an 18-inch rear wheel and a 21-inch front wheel, contributing to the bike's ability to handle rough and uneven terrain. The fuel tank capacity of approximately 2.1 gallons provides a decent range for longer rides. With a dry weight of around 256 pounds, the Yamaha WR250FZ 2010 is designed to be a nimble and agile off-road machine, suitable for both competitive racing and recreational trail riding. This model epitomizes Yamaha’s commitment to delivering versatile and reliable off-road motorcycles.

Yamaha WR250FZ 2010 F.A.Q.

What type of oil is recommended for the Yamaha WR250FZ 2010?

Yamaha recommends using Yamalube 4, 10W-40 or any other high-quality 4-stroke motorcycle oil with API service SE, SF, SG type or higher.

How often should I change the oil in my WR250FZ 2010?

For optimal performance, it is recommended to change the oil every 600 miles or every 15 hours of riding, whichever comes first.

What is the correct tire pressure for the WR250FZ 2010?

The recommended tire pressure for the WR250FZ 2010 is 15 psi for the front tire and 15 psi for the rear tire.

How do I adjust the suspension on my WR250FZ 2010?

To adjust the suspension, locate the compression and rebound adjusters on the front forks and rear shock. Turn them clockwise to increase damping and counterclockwise to decrease damping. Refer to the owner’s manual for specific settings based on your riding conditions.

What is the spark plug gap for the WR250FZ 2010?

The spark plug gap for the WR250FZ 2010 should be set to 0.7-0.8 mm.

How can I troubleshoot starting issues with my WR250FZ 2010?

First, check the battery charge and connections. Ensure the fuel is fresh and the fuel valve is open. Inspect the spark plug for fouling and verify it has the correct gap. If issues persist, consult the service manual or a professional mechanic.

What maintenance schedule should I follow for my WR250FZ 2010?

Follow the maintenance schedule in the owner's manual. Regular maintenance includes oil changes every 600 miles, air filter cleaning every 300 miles, and chain lubrication every ride. Additionally, inspect the brake system, suspension, and tires regularly.

How do I clean and maintain the air filter on the WR250FZ 2010?

Remove the air filter from the airbox, wash it with a mild detergent and water, and let it dry completely. Apply air filter oil evenly before reinstalling. Check and clean the air filter after every ride in dusty conditions.

What should I do if my WR250FZ 2010 overheats during a ride?

If the engine overheats, stop the bike immediately and let it cool down. Check the coolant level and add if necessary. Inspect the radiator for clogs or damage. Avoid riding in extreme heat or heavy traffic if overheating persists.

How can I improve the fuel efficiency of my WR250FZ 2010?

Maintain proper tire pressure, clean air filter regularly, and ensure the chain is properly lubricated. Avoid aggressive acceleration and maintain a steady speed. Regular maintenance and tuning can also enhance fuel efficiency.