Yamaha VMX12S VMAX 2004 Owner's Manual
![Yamaha VMX12S VMAX 2004 manual cover](/images/3bf0f92b3ed5d187f7c2e564/thumbs/thumb175x175.webp)
The recommended oil type for the Yamaha VMX12S VMAX 2004 is SAE 20W-40 or 20W-50 for warmer climates. The oil capacity is approximately 3.9 liters when replacing the oil filter.
It is advisable to check and clean the air filter every 6,000 miles (approximately 9,600 kilometers) and replace it if necessary.
The recommended tire pressure is 36 psi for the front tire and 36 psi for the rear tire. Always check the tire pressure when the tires are cold.
First, check the battery for sufficient charge. Ensure the kill switch is set to the 'Run' position and that the fuel petcock is open. Inspect the spark plugs for wear and replace them if necessary. If the issue persists, consult a professional mechanic.
The spark plug gap for the Yamaha VMX12S VMAX 2004 should be set to 0.7 - 0.8 mm. Always use a feeler gauge to ensure accuracy.
To maintain battery life, regularly check the battery terminals for corrosion and clean them as needed. Keep the battery fully charged and store it in a cool, dry place during prolonged periods of inactivity.
If the motorcycle overheats, immediately pull over and allow the engine to cool. Check the coolant level and replenish it if low. Inspect the radiator for blockages and ensure that the fan is functioning properly.
To adjust the throttle cable, locate the adjuster on the throttle cable near the right handlebar. Loosen the locknut and turn the adjuster until there is 2-3 mm of free play in the throttle grip. Tighten the locknut once adjusted.
To winterize your bike, start by cleaning it thoroughly and applying a protective wax. Change the oil and filter, add a fuel stabilizer to the tank, and remove the battery for storage in a warm place. Cover the motorcycle to protect it from dust and moisture.
To check and adjust the valve clearance, remove the valve covers and use a feeler gauge to measure the clearance. Adjust the clearance by loosening the locknut and turning the adjuster screw until the correct clearance is achieved. Re-tighten the locknut and reassemble the valve covers.