Yamaha VX Cruiser HO, VX Limited HO Waverunner 2021 Owner's Manual
![Yamaha VX Cruiser HO, VX Limited HO Waverunner 2021 manual cover](/images/81de9ea2a13e34c58a2095c8/thumbs/thumb175x175.webp)
Regular maintenance includes checking and changing the engine oil, inspecting the jet pump, cleaning the hull, and checking the battery. It's recommended to follow the maintenance schedule in the owner's manual and use genuine Yamaha parts and lubricants.
If your Waverunner won't start, check the battery connection and charge level, inspect the fuel level, and ensure the safety lanyard is properly attached. If the problem persists, consult the service manual or contact a Yamaha technician.
Overheating can be caused by a clogged cooling intake or a malfunctioning thermostat. Check the cooling water intake for obstructions and ensure proper water flow. If the issue continues, a professional inspection of the cooling system is advised.
Rinse the Waverunner with fresh water to remove salt and debris. Dry thoroughly and apply a protective wax on the hull. Store in a dry, covered area to prevent moisture damage. If storing for an extended period, consider using a fuel stabilizer.
To reset the maintenance reminder, turn on the ignition, navigate to the maintenance menu on the display, and follow the prompts to reset. Refer to the owner's manual for detailed instructions specific to your model.
Common causes include clogged fuel filters, spark plug issues, or a fouled impeller. Regular inspection and maintenance can prevent these issues. If power loss persists, professional diagnostics may be necessary.
Performance can be enhanced by installing aftermarket parts such as performance air filters or impellers, and regularly maintaining the engine and hull. Always ensure modifications comply with local regulations.
It is recommended to use unleaded gasoline with a minimum octane rating of 87. Avoid using fuel containing more than 10% ethanol to prevent engine damage.
Ensure the Waverunner is on a level surface, remove the dipstick, wipe it clean, reinsert it fully, and then remove it again to check the oil level. The oil should be between the minimum and maximum marks on the dipstick.
After riding in saltwater, thoroughly rinse the Waverunner with fresh water to prevent corrosion. Regularly check and clean the cooling system and apply anti-corrosion spray to metal parts.