Yamaha YW125MFH Zuma 125 2017 Owner's Manual

The recommended oil type for the Yamaha YW125MFH Zuma 125 2017 is SAE 10W-40, API service SG type or higher, JASO standard MA.
It is recommended to change the engine oil every 2,000 miles or 3,000 kilometers, or at least once a year, whichever comes first.
The correct tire pressure for the Yamaha Zuma 125 is 29 psi (200 kPa) for the front tire and 33 psi (225 kPa) for the rear tire.
If your Zuma 125 is having starting issues, check the battery charge, ensure the engine kill switch is in the 'RUN' position, inspect the spark plug, and verify fuel supply.
Regular maintenance includes checking and replacing engine oil every 2,000 miles, inspecting brakes, tires, and lights every 4,000 miles, and adjusting the valve clearance every 8,000 miles.
To improve fuel efficiency, ensure regular maintenance, keep tires properly inflated, avoid aggressive acceleration, and reduce idling time.
If the engine overheats, stop the scooter safely, allow it to cool down, check the coolant level, and inspect for any radiator blockages or leaks.
To replace the air filter, remove the filter cover located on the left side of the scooter, take out the old filter, and install a new one ensuring a proper fit.
Common electrical issues include a dead battery, faulty ignition switch, or blown fuses. Regular checks and timely replacements can prevent these issues.
To adjust the brakes, locate the brake adjuster nuts on the brake lever or pedal, and turn them clockwise to tighten or counterclockwise to loosen the brake tension.