Yamaha YFZ450RSEZ YFZ 450R Special Edition 2010 Owner's Manual
![Yamaha YFZ450RSEZ YFZ 450R Special Edition 2010 manual cover](/images/348a28e03c28f0a64b1b871b/thumbs/thumb175x175.webp)
The recommended oil type for the Yamaha YFZ450RSEZ 2010 is SAE 10W-40, and the oil capacity is approximately 1.95 liters (2.06 US qt) when the filter is also changed.
To adjust the chain tension, first, loosen the rear axle nut. Then, turn the chain adjuster bolts on both sides of the swingarm evenly until the desired tension is achieved. Ensure the chain slack is between 30-40 mm (1.2-1.6 inches). Tighten the axle nut after adjustment.
The recommended tire pressure for the front tires is 4 psi (27.5 kPa) and for the rear tires is 4 psi (27.5 kPa). Always check the tire pressure when the tires are cold for accurate readings.
The air filter should be cleaned every 20 hours of operation or more frequently if riding in dusty conditions. To clean, remove the seat and air filter cover, take out the filter, wash it with a non-flammable solvent, allow it to dry, and then apply air filter oil before reinstalling.
If the YFZ450RSEZ is not starting, check the battery charge, ensure the fuel supply is adequate, inspect the spark plug for wear or fouling, and verify that the kill switch is not engaged. If the problem persists, consult a professional technician.
To check the coolant level, ensure the engine is cool, then remove the radiator cap. The coolant should be at the top of the radiator neck. If low, add a 50/50 mixture of antifreeze and distilled water. Reinstall the cap securely.
The spark plug gap for the Yamaha YFZ450RSEZ 2010 should be set to 0.7-0.8 mm (0.028-0.031 inches). Ensure the plug is properly gapped before installation for optimal performance.
The Yamaha YFZ450RSEZ does not typically have a digital service indicator. Maintenance schedules should be manually tracked and logged according to the owner's manual recommendations.
Common signs of a worn-out clutch include slipping during acceleration, difficulty shifting gears, and a spongy clutch lever feel. If you notice these symptoms, inspect the clutch plates and springs for wear.
To store your YFZ450RSEZ for the winter, clean the ATV thoroughly, change the oil and filter, fill the fuel tank and add a stabilizer, disconnect the battery, and store it in a cool, dry place. Cover the ATV to protect it from dust and debris.