Yamaha TT-R125P C, TT-R125LWP C 2002 Owner's Manual

Yamaha TT-R125P C, TT-R125LWP C 2002 manual cover

Pages 240

Year 2002

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Yamaha TT-R125P C, TT-R125LWP C 2002 Specification

The 2002 Yamaha TT-R125P C and TT-R125LWP C are off-road motorcycles designed to deliver robust performance and versatility for recreational enthusiasts. Both models are powered by a 124cc, air-cooled, single-cylinder, four-stroke engine, providing reliable and consistent power delivery suitable for a variety of terrains. The engine features a single overhead camshaft (SOHC) configuration, enhancing its efficiency and durability.

The TT-R125P C and TT-R125LWP C come equipped with a five-speed manual transmission, allowing riders to effectively manage power across different riding conditions. The suspension system on these models is designed for optimal off-road performance, with the TT-R125LWP C featuring an upgraded front fork with longer travel and a rear monoshock with adjustable preload, catering to more demanding trails and riders seeking a smoother ride over rough terrain.

The braking system includes a front disc brake for improved stopping power and a rear drum brake for reliable performance. The frame is constructed from high-tensile steel, ensuring a lightweight yet durable structure that can withstand the rigors of off-road riding. The TT-R125LWP C also features larger wheels compared to the TT-R125P C, providing better handling and stability.

Both models showcase Yamaha’s commitment to quality and user-friendly design, making them accessible to a wide range of riders. The ergonomics are tailored for comfort and control, with a well-padded seat and handlebars positioned to reduce rider fatigue. The fuel tank capacity stands at 1.74 gallons, offering a good balance between weight and range. Overall, the 2002 Yamaha TT-R125P C and TT-R125LWP C are well-engineered motorcycles that cater to both novice and experienced riders looking for reliable, high-performance off-road machines.

Yamaha TT-R125P C, TT-R125LWP C 2002 F.A.Q.

What is the recommended oil type and capacity for the Yamaha TT-R125P C?

The recommended oil type for the Yamaha TT-R125P C is SAE 10W-30 or 10W-40 with an API service classification of SG or higher. The oil capacity is approximately 1.0 liter (1.06 US qt) when changing oil.

How often should I clean and oil the air filter on my TT-R125LWP C 2002?

It is recommended to clean and oil the air filter every 20 hours of riding or more frequently if you ride in dusty conditions. Make sure to use a foam filter oil.

What is the correct tire pressure for the Yamaha TT-R125P C?

For the Yamaha TT-R125P C, the recommended tire pressure is 15 psi for the front tire and 15 psi for the rear tire.

How do I adjust the chain tension on my TT-R125LWP C 2002?

To adjust the chain tension, first loosen the rear axle nut. Then, adjust the chain adjusters on both sides of the swingarm to achieve 30-40 mm (1.2-1.6 inches) of slack in the middle of the chain. Finally, retighten the axle nut securely.

What should I do if my Yamaha TT-R125P C won't start?

If your TT-R125P C won't start, check the following: ensure the fuel valve is on, the kill switch is in the run position, and the bike is in neutral. Check the spark plug for fouling and ensure the battery is charged.

How do I maintain the brake system on a TT-R125LWP C 2002?

Regularly check the brake fluid level and top up if necessary using DOT 4 brake fluid. Inspect brake pads for wear and replace them when the pad material is less than 1 mm thick. Ensure there are no leaks in the brake lines.

What is the proper spark plug gap for the Yamaha TT-R125P C?

The proper spark plug gap for the Yamaha TT-R125P C is 0.6-0.7 mm (0.024-0.028 inches). Use a feeler gauge to check and adjust the gap if necessary.

How often should the valve clearance be checked on the TT-R125LWP C 2002?

The valve clearance should be checked every 3000 km (1860 miles) or 12 months, whichever comes first. Adjust if necessary to maintain optimal engine performance.

What type of coolant should I use for the Yamaha TT-R125P C?

Use a high-quality ethylene glycol-based antifreeze coolant mixed with distilled water at a 50:50 ratio. This will provide adequate protection against freezing and corrosion.

How can I improve the suspension performance on my TT-R125LWP C 2002?

To improve suspension performance, consider adjusting the fork oil weight and level. You can also upgrade to aftermarket suspension components such as stiffer springs or adjustable shock absorbers for better handling.