Yamaha XT250Y, XT250YC XT250 2009 Owner's Manual

For the Yamaha XT250 2009, it is recommended to use a high-quality, 4-stroke motorcycle engine oil with a viscosity of 10W-40. Make sure the oil meets or exceeds the API service classification of SG or higher.
It is recommended to change the oil every 3,000 miles or six months, whichever comes first. However, if you frequently ride in harsh conditions, consider changing the oil more often.
The recommended tire pressure for the Yamaha XT250 2009 is 22 psi for the front tire and 25 psi for the rear tire. Always check the tire pressure when the tires are cold.
To adjust the chain tension, first loosen the axle nut. Then, adjust the tensioning bolts on either side of the swingarm to achieve the proper slack, which should be about 30-40mm. Finally, tighten the axle nut and recheck the tension.
If the Yamaha XT250 2009 won't start, check the following: ensure the kill switch is in the 'run' position, verify there is sufficient fuel, check the battery charge, and inspect the spark plug for fouling. If the problem persists, consult a professional mechanic.
To clean the air filter, remove the seat and the air filter cover. Carefully take out the air filter and wash it with a mild detergent and water. Allow it to dry completely, then apply a light coat of air filter oil before reinstalling.
The recommended spark plug for the Yamaha XT250 2009 is the NGK DR8EA. Ensure that the spark plug gap is set to 0.6-0.7 mm before installation.
The front suspension of the Yamaha XT250 2009 is not adjustable. However, the rear suspension can be adjusted for preload by turning the adjuster ring on the shock absorber. Refer to the owner’s manual for specific adjustment procedures.
The fuel tank capacity of the Yamaha XT250 2009 is approximately 2.4 gallons (9.1 liters).
To troubleshoot electrical issues, start by checking the battery connections and fuses. Ensure all wires are properly connected and inspect for any signs of corrosion or damage. If the issue remains unresolved, consult the service manual or a professional mechanic for further diagnostics.