2010 Yamaha Motorsports C3 Owners Manual - Page 61
2010 Yamaha Motorsports C3 Manual
Page 61 highlights
Troubleshooting charts PERIODIC MAINTENANCE AND ADJUSTMENT EAU42701 EAU1722A Troubleshooting charts Starting problems or poor engine performance 1 1. Fuel There is enough fuel. Check the fuel level in the fuel tank. There is no fuel. Supply fuel. Check the compression. The engine does not start. Check the compression. 2 3 4 There is compression. Check the ignition. Have a Yamaha dealer check the vehicle. 2. Compression Operate the electric starter. There is no compression. 5 6 3. Ignition Wet Remove the spark plug and check the electrodes. Dry Wipe off with a dry cloth and correct the spark plug gap, or replace the spark plug. Operate the electric starter. 7 The engine does not start. Check the battery. Have a Yamaha dealer check the vehicle. 8 9 4. Battery Operate the electric starter. The engine turns over quickly. The engine turns over slowly. The battery is good. Check the battery lead connections, and charge the battery if necessary. The engine does not start. Have a Yamaha dealer check the vehicle. 6-61 6-26