1999-2007 Yamaha TTR250L(C) Motorcycle Service Manual

Yamaha TTR250L(C) technical guide detailing engine, carburetor, chassis, and electrical system diagnostics, removal sequences, and maintenance. LIT-11616-12-57

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Document Details

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Document Number / Seller:
31298 / Christopher Peterson
File Size:
28.48 MB
File Type:
PDF
Language:
English
Printable:
Yes
Category:
Bike
Last updated / verified
Aug 11, 2025

Models Covered & Key Technical Specifications

Definitive Operations Factory Manual: Bike Precision Workshop Guide: Yamaha TTR250L(C) (1999-2007) Resource-Library Yamaha TTR250L(C) (5GF1 / 5GF2) (LIT-11616-12-57) -- 1999-2007. Expert Repository | Compendium.

  • Maximum Liquid Volume: 1.45 L (1.28 Imp qt, 1.53 US qt) signifies the total oil quantity within the system Framework.
  • Specific Temperature Range: For optimal operation, 15-30C defines the environmental limit Norms.
  • Fundamental Gap Specs: 0.7 ~ 0.8 mm -- signifies the spark plug gap value Bounds.
  • Specific Electrical Specs: The starter motor requires 0.65 kW for standard operation Topology.
  • Published Thermal Rating: Normal operation reaches 12 V Standards.
  • System Unit Dimensions: The overall width is 825 mm establishes the complete chassis Architecture.

Professional Workshop Service Manual & Technical Specifications

Definitive Operations Factory Manual: Bike Precision Workshop Guide: Yamaha TTR250L(C) (1999-2007) Resource-Library

Operational-Scope: 1999-2007 Yamaha TTR250L(C) // Model-Portfolio: TTR250L(C) / Motorcycle Logic // Operational-Scope: Complete coverage

Performance-Element | Rating | Calibration-Data |

|-------------------------|--------|------------------| | Motorcycle ID | 5GF1 | 1999 | | Engine Type | DOHC | 249 cm³ | | Transmission | 6-Speed| Chain Drive | | Suspension | Fork | Swingarm | | Brakes | Disc | Disc | | Electrical System | 12V | 12A |

Integrated service sections encompass general information, detailed specifications, and periodic maintenance schedules. The manual meticulously documents engine overhaul procedures, carburetor servicing, and chassis component repairs. Electrical system diagnostics and troubleshooting guides are also thoroughly covered, providing a complete resource for mechanics. Rigorously requiring adherence to proper procedures ensures optimal performance and longevity for the Yamaha TTR250L(C).

Technical notes are provided for

engine system assembly and adjustment. This section details the intricate process of rebuilding the engine, including crankshaft, piston, and valve train components. Proper torque specifications for critical fasteners are also included to ensure gasket seal integrity.

Quality checks are addressed for

carburetor systems. Procedures for removal, disassembly, inspection, and assembly are outlined. This includes crucial adjustments like fuel level and throttle valve position to maintain optimal fuel delivery.

The engine overhaul section documents

procedures for disassembling and reassembling the engine. Detailed illustrations and step-by-step instructions guide the user through complex tasks, ensuring correct component placement and function. The manual documents torque specifications for the cylinder head and other critical engine components to ensure proper gasket seal integrity.

The troubleshooting chapter addresses

common issues and provides systematic methods for diagnosis. From starting failures to electrical problems, this section helps identify and resolve performance issues efficiently.

Cooling system maintenance is addressed in

the chassis section. This covers the inspection and adjustment of components like the front and rear suspension, brakes, and wheel bearings, ensuring a smooth and safe riding experience.

FAQ

What is the **required** fluid capacity requirements for the TTR250L(C)? keyboard_arrow_down

1.45 L (1.28 Imp qt, 1.53 US qt) is the total oil quantity for the engine, including the filter, ensuring proper lubrication and cooling.

Calculate the **specified** component identification for the spark plug. keyboard_arrow_down

CR9E/U27ESR-N is the standard spark plug type, with a gap of 0.7 ~ 0.8 mm (0.028 ~ 0.031 in) for optimal ignition.

What values are **essential** for adjustment procedures? keyboard_arrow_down

10 mm (0.39 in) is the specified brake pedal height for the rear brake, crucial for safe operation, as detailed on page 92.

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Reviews (2)

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The download process was smooth, and I received the link almost immediately. Highly recommend for anyone with a TTR250L!
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This manual is incredibly detailed and user-friendly. The diagrams make troubleshooting a breeze!