2006 Yamaha YZ250F(W) Owner’s Service Manual

Technical reference for Yamaha YZ250F(W) including all variants. Documents basic operation, inspection, and tuning procedures. PN 5XC-28199-33

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Technical Safety Notice
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This official OEM document is intended for professional technicians and skilled operators. Performing service on mechanical equipment involves inherent risks. By purchasing, you acknowledge that RepairLoader provides original manufacturer data for informational purposes. Always prioritize safety: use correct tools, wear protective gear, and consult a certified professional if you are uncertain of any procedure.

Yamaha Models Covered & Key Technical Specifications

Models: 2006 Yamaha YZ250F, YZ250FW
Sub-models / Variants: USA, CDN, AUS, NZ, EUROPE, ZA
Build Years: 2006
Technical Data:

  • Engine: Liquid cooled 4-stroke, DOHC, single cylinder, forward inclined
  • Engine displacement: 249 cm3
  • Bore x stroke: 77.0 x 53.6 mm
  • Compression ratio: 12.5:1
  • Starting system: Kickstarter
  • Transmission type: Constant mesh, 5-speed
  • Primary reduction system: Gear, 57/17 (3.353)
  • Secondary reduction system: Chain drive, 49/13 (3.769)
  • Fuel type: Premium unleaded gasoline (95 octane or higher)
  • Spark plug: CR8E/NGK
  • Engine oil capacity: 1.05 L (periodic), 1.15 L (with filter replacement), 1.30 L (total)
  • Coolant capacity: 0.99 L
  • Tire pressure: 100 kPa (1.0 kgf/cm2, 15 psi)
  • Ignition system: CDI magneto
Technical Specifications
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Document Number / Seller:
28089 / Melissa Phillips
File Size:
17.37 MB
File Type:
PDF
Language:
English, French, German, Italian
Pages:
667
Printable:
Yes
Category:
Bike
Last updated / verified
Mar 31, 2026

Yamaha Manual Features & Content Preview

2006 Yamaha YZ250F(W) Technical Scope and Data

  • Covers the 2006 Yamaha YZ250F and YZ250FW, documenting maintenance and service for the liquid-cooled 249cc DOHC four-stroke motocross platform
  • Official Yamaha publication 5XC-28199-33, first edition August 2006
  • Contains 47 detailed torque specification tables, 3 electrical schematic references, and exploded-view diagrams across 7 primary chapters
  • Accessible from your device as soon as the order is placed
  • Laid out for standard letter and A4 printing
  • This 2006 first edition serves as the original technical reference for the YZ250F(W) series racing machines

Manual Content Organization

The 2006 Yamaha YZ250F(W) owner’s service manual outlines maintenance and technical procedures across seven major chapters. The document begins with general machine identification and setup, followed by a detailed technical specification section covering dimensions, engine performance, and chassis geometry for various global market configurations.

Subsequent chapters document inspection and routine maintenance intervals for the engine, chassis, and electrical systems. The publication also provides guidance on machine tuning, carburetor settings, and specific procedures for removal and disassembly, ensuring the equipment remains in optimized condition for closed-course competition.

Engine and Maintenance Specifications

Engine data includes cylinder head warp limits of 0.05 mm, piston-to-cylinder clearances of 0.030–0.055 mm, and camshaft specifications. Cylinder head bolt torque values are documented for multiple bolt sizes, such as the M9x1.25 bolt tightened to 38 Nm. Fluid capacities specify 0.99 L for the cooling system and 1.15 L of engine oil when replacing the filter. The chassis section provides suspension oil volumes, spring rates, and torque values for steering, braking, and swingarm components. Refer to what an OEM service publication covers for structured documentation insights. Reference only — always consult a certified technician before performing service on this equipment. An official 667-page Yamaha OEM workshop manual covering the 2006 YZ250F(W), documenting engine, chassis, electrical, and tuning specifications for the competition motocross build.

Manual FAQ, Purchase & Download Details

What specification tables and maintenance data categories are provided in the document for the YZ250F(W)? keyboard_arrow_down

Manual includes dedicated specification chapters that contain general technical data, maintenance specifications, and general torque specification tables.

Is information regarding fluid capacities or recommended lubricants available in this service manual? keyboard_arrow_down

Document contains lubrication diagrams and technical sections that detail the necessary fluids for the machine. It also references the use of molybdenum disulfide grease for critical moving parts.

Are there electrical system sections that reference connector pinouts or wiring diagrams? keyboard_arrow_down

Manual includes an electrical chapter that covers system components and wiring references. It also lists general information about checking connections to aid in identifying electrical system layout.

Which major mechanical systems are covered in the chapter structure of this service guide? keyboard_arrow_down

Document is organized into seven comprehensive chapters covering general information, specifications, regular inspection, engine systems, chassis components, electrical systems, and tuning.

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