Yamaha GP1300R Waverunner 2005 Owner's Manual
![Yamaha GP1300R Waverunner 2005 manual cover](/images/d4ab8d146c83cb0c02f19351/thumbs/thumb175x175.webp)
The recommended maintenance schedule includes checking the oil level and coolant before each ride, inspecting the fuel system every 25 hours, changing the oil and oil filter every 50 hours, and carrying out a comprehensive inspection every 100 hours or annually, whichever comes first.
If the Waverunner doesn't start, check the battery charge and connections, inspect the spark plugs for wear or fouling, ensure the fuel tank has fresh fuel, and verify the fuel lines are not clogged. If the problem persists, consider consulting a professional mechanic.
The 2005 Yamaha GP1300R Waverunner typically uses Yamalube 2W engine oil, which is specifically designed for WaveRunners. Always refer to your owner's manual for the manufacturer's recommendation.
To prevent corrosion, rinse the Waverunner with fresh water after each use, especially if used in saltwater, and apply a protective marine-grade lubricant to metal parts. Ensure the craft is thoroughly dried and stored in a dry, covered area.
If overheating occurs, check for blockages in the cooling intake, ensure the coolant level is sufficient, and inspect the thermostat and water pump for proper operation. Refer to the service manual for detailed troubleshooting steps.
For off-season storage, fully drain the fuel or use a stabilizer, disconnect and charge the battery, clean the engine and hull, lubricate moving parts, and cover the Waverunner with a breathable cover to protect it from dust and moisture.
Common symptoms include reduced acceleration, unusual vibrations, and lower top speed. Inspect the impeller for damage or debris, and replace it if necessary to restore optimal performance.
To improve performance, consider upgrading the intake grate, installing aftermarket performance impellers, and ensuring the engine is well-tuned. Regular maintenance and using high-quality fuel can also enhance performance.
Excessive vibration may be due to a damaged impeller, misaligned driveshaft, or debris in the pump. Inspect these components and remove any obstructions or replace damaged parts as necessary.
To replace the spark plugs, first remove the engine cover, then disconnect the spark plug wires. Use a spark plug socket to unscrew the old plugs, install new ones with the correct gap, and reconnect the wires. Refer to the manual for the specific spark plug type and gap measurements.