Yamaha YFM350XS C Warrior 2004 Owner's Manual
![Yamaha YFM350XS C Warrior 2004 manual cover](/images/107fc22dc53dd96763c624c9/thumbs/thumb175x175.webp)
The recommended oil type for the Yamaha YFM350XS C Warrior 2004 is SAE 10W-40, specifically designed for 4-stroke engines. Yamaha recommends using Yamalube 4, which is formulated for optimal performance.
It is recommended to change the oil every 20 hours of operation or every 3 months, whichever comes first. Regular oil changes help maintain engine performance and longevity.
Common reasons for the engine not starting include a dead battery, faulty spark plug, fuel delivery issues, or a clogged air filter. Checking these components can help diagnose starting problems.
Start by checking the battery connections for corrosion or looseness. Ensure the fuses are intact, and inspect the wiring for any visible damage. Using a multimeter can help trace and resolve electrical faults.
The recommended tire pressure for the front tires is 5 psi and for the rear tires is 5 psi. Always check and adjust tire pressure when the tires are cold for accurate readings.
Regularly clean the chain with a suitable chain cleaner and brush. Lubricate it with a high-quality chain lube after cleaning and ensure it's properly tensioned according to the owner's manual.
If the ATV overheats, stop immediately and let the engine cool down. Check the coolant level and look for any leaks. Ensure the radiator is not clogged or obstructed. If the problem persists, consult a professional.
To adjust the idle speed, locate the idle adjustment screw on the carburetor. Turn the screw clockwise to increase the idle speed or counterclockwise to decrease it. Refer to the owner's manual for the correct idle speed specifications.
Signs of a worn-out brake system include squealing noises, reduced braking performance, and the brake lever feeling spongy. Regularly inspect brake pads, rotors, and fluid levels to ensure safety and performance.
Improving performance can be achieved by regularly maintaining the ATV, ensuring proper tire pressure, upgrading the air filter, and installing a performance exhaust system. Regularly tuning the engine can also enhance performance.