Yamaha XV19CG, XV19CGC Star 2016 Owner's Manual

The recommended oil type for the Yamaha XV19CG, XV19CGC Star 2016 is Yamalube 10W-40 or an equivalent oil meeting the API service SG or higher.
The air filter should be inspected every 4,000 miles and replaced every 12,000 miles for optimal performance.
To adjust the clutch, locate the clutch cable adjuster at the handlebar, loosen the lock nut, and turn the adjuster until the desired play is achieved, then retighten the lock nut.
Check the battery charge and connections, inspect the starter relay and fuses, and ensure the kill switch is in the 'run' position. If the issue persists, consult a professional mechanic.
The recommended tire pressure is 36 psi for the front tire and 41 psi for the rear tire for optimal handling and tire longevity.
Regularly check brake fluid levels, inspect brake pads for wear, and ensure there are no leaks in the brake lines. Replace components as necessary to maintain optimal braking performance.
The spark plug gap for the Yamaha XV19CG, XV19CGC Star 2016 should be set to 0.8 - 0.9 mm (0.031 - 0.035 in).
To improve fuel efficiency, maintain proper tire pressure, perform regular engine tune-ups, use high-quality fuel, and avoid aggressive acceleration and braking.
If the motorcycle overheats, pull over safely, turn off the engine, and allow it to cool. Check the coolant level and inspect for leaks. Refill if necessary and seek professional assistance if the problem persists.
To store your motorcycle for the winter, clean it thoroughly, change the oil, add a fuel stabilizer, disconnect the battery, and cover it with a breathable motorcycle cover. Store it in a dry, cool place.