Contents

- GENERAL INFORMATION
  - DESCRIPTION
  - MACHINE IDENTIFICATION
  - IMPORTANT INFORMATION
  - CHECKING OF CONNECTION
  - SPECIAL TOOLS
  - CONTROL FUNCTIONS
  - FUEL
  - STARTING AND BREAK-IN
  - TORQUE-CHECK POINTS
  - CLEANING AND STORAGE
- SPECIFICATIONS
  - GENERAL SPECIFICATIONS
  - MAINTENANCE SPECIFICATIONS
  - GENERAL TORQUE SPECIFICATIONS
  - DEFINITION OF UNITS
  - LUBRICATION DIAGRAMS
  - CABLE ROUTING DIAGRAM
- REGULAR INSPECTION AND ADJUSTMENTS
  - MAINTENANCE INTERVALS
  - PRE-OPERATION INSPECTION AND MAINTENANCE
  - ENGINE
  - CHASSIS
  - ELECTRICAL
- ENGINE
  - SEAT, FUEL TANK AND SIDE COVERS
  - EXHAUST PIPE AND SILENCER
  - RADIATOR
  - CARBURETOR
  - CAMSHAFTS
  - CYLINDER HEAD
  - VALVES AND VALVE SPRINGS
  - CYLINDER AND PISTON
  - CLUTCH
  - OIL FILTER ELEMENT, WATER PUMP AND RIGHT CRANKCASE COVER
  - BALANCER
  - OIL PUMP
  - KICK SHAFT AND SHIFT SHAFT
  - CDI MAGNETO
  - 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
  - THROTTLE POSITION SENSOR SYSTEM
- TUNING
  - ENGINE
  - CHASSIS

Yamaha YZ250FW 2007 Owner's Manual

Pages 312

Year 2007

Language(s)

of 312

Yamaha YZ250FW 2007 Specification

The Yamaha YZ250FW 2007 is a high-performance off-road motorcycle engineered for serious enduro and motocross enthusiasts. This model features a 250cc, liquid-cooled, 4-stroke engine that delivers robust power and torque, optimized for a variety of terrains. The bike's advanced Keihin FCR carburetor enhances throttle response and fuel efficiency, ensuring smooth and consistent performance.

The YZ250FW is equipped with a lightweight aluminum frame, providing an excellent balance between strength and agility. Its suspension system includes a fully adjustable KYB fork and shock, which offer superior handling and comfort over rough terrain. The bike's suspension geometry is tailored to support aggressive riding styles while maintaining stability and control.

Braking performance is assured by the front and rear disc brakes, which provide reliable stopping power in all conditions. The ergonomics of the YZ250FW are designed with the rider in mind, featuring a comfortable seat, well-positioned handlebars, and footpegs that enhance control and reduce fatigue during long rides.

The motorcycle's wheel setup includes durable rims and off-road tires that offer exceptional grip and durability. The YZ250FW's fuel tank has a capacity of 8 liters, allowing for extended periods of riding without frequent refueling stops. Additionally, the bike's compact and sleek design aids in maneuverability and ease of handling, making it an ideal choice for both competitive and recreational riders.

Overall, the Yamaha YZ250FW 2007 combines advanced engineering with durable components to deliver a versatile and reliable riding experience. Its blend of power, agility, and comfort ensures it remains a top choice among off-road motorcycles in its class.

Yamaha YZ250FW 2007 F.A.Q.

What is the recommended oil type for the Yamaha YZ250FW 2007?

The recommended oil type for the Yamaha YZ250FW 2007 is a high-performance 4-stroke motorcycle engine oil with a viscosity grade of 10W-40.

How often should I change the air filter on my Yamaha YZ250FW 2007?

The air filter should be checked and cleaned after every ride, especially in dusty conditions, and replaced if it shows signs of damage or excessive dirt accumulation.

What is the correct spark plug gap for the Yamaha YZ250FW 2007?

The correct spark plug gap for the Yamaha YZ250FW 2007 is 0.7-0.8 mm (0.028-0.031 inches).

How can I troubleshoot starting issues with my Yamaha YZ250FW 2007?

To troubleshoot starting issues, check the battery charge, ensure the fuel is fresh, inspect the spark plug for fouling, and confirm that the air filter is clean.

What is the valve clearance specification for the Yamaha YZ250FW 2007?

The recommended valve clearance for the Yamaha YZ250FW 2007 is 0.10-0.15 mm for the intake and 0.20-0.25 mm for the exhaust when the engine is cold.

How should I store my Yamaha YZ250FW 2007 during the off-season?

To store your Yamaha YZ250FW 2007 during the off-season, clean the bike thoroughly, stabilize the fuel, disconnect the battery, and keep it in a dry, sheltered environment.

What type of coolant is suitable for the Yamaha YZ250FW 2007?

Use a high-quality ethylene glycol-based coolant designed for aluminum engines, mixed at a 50/50 ratio with distilled water for the Yamaha YZ250FW 2007.

How can I improve the suspension performance on my Yamaha YZ250FW 2007?

To improve suspension performance, adjust the fork and shock settings according to your weight and riding style, and consider upgrading to higher quality components if necessary.

What is the procedure for adjusting the chain tension on the Yamaha YZ250FW 2007?

To adjust the chain tension, loosen the axle nut, adjust the chain adjusters until the chain has 30-40 mm of slack, then tighten the axle nut securely.

How do I change the brake pads on my Yamaha YZ250FW 2007?

To change the brake pads, remove the caliper, take out the old pads, insert new pads, and reattach the caliper, ensuring proper alignment and torque specifications.