2008 Yamaha Motorsports RS Vector GT Owners Manual - Page 76

Troubleshooting 8. 9. Start the engine. Disconnect the black (-) jumper cable from the black (-) connecting lead, and then pull the cover completely over the lead terminal. Disconnect the black (-) jumper cable from the negative (-) terminal of the battery used to jump start the engine. Disconnect the red (+) jumper cable from the positive (+) terminal of the battery used to jump start the engine. Disconnect the red (+) jumper cable from the red (+) connecting lead, and then pull the cover completely over the lead terminal. Install the red (+) connecting lead into the lead holder. Install the right side cover and the shroud. Engine power is low G G 10. G 11. G G 12. Low coolant temperature indicator light is flashing: Warm the engine up. Faulty spark plugs: Clean or replace the spark plugs. Incorrect carburetor jetting for altitude or temperature: Ask a Yamaha dealer to inspect. Improper fuel flow: See "Engine turns over but does not start-Fuel system" above. Incorrect V-belt clutch settings for altitude or conditions: Ask a Yamaha dealer to inspect. Engine constantly backfires or misfires G 13. 14. G NOTE: Make sure that both the red (+) connecting lead and the black (-) connecting lead are seated securely in the lead holders. G Faulty spark plugs: Replace the spark plugs. Clogged fuel system: See "Engine turns over but does not start-Fuel system" above. Malfunctioning T.O.R.S.: See "Engine turns over but does not start-Electrical system" above. Insufficient coolant: Add coolant. Air in cooling system: Bleed the cooling system or ask a Yamaha dealer to inspect. Leaking coolant: Ask a Yamaha dealer to inspect. Malfunctioning V-belt clutch: Ask a Yamaha dealer to inspect. Drive track does not move: Foreign object is caught in the drive track, or slide runners have melted to the slide metal due to lack of lubrication. Tight, loose, or broken drive chain: Ask a Yamaha dealer to inspect. Improper V-belt: Replace with the correct Vbelt. Electric starter does not operate or operates slowly G G Engine overheats G G G G G Engine stop switch is pushed in: Pull it out. Faulty wire connections: Check connections or ask a Yamaha dealer to inspect. Discharged battery: Charge battery or see "Starting the engine with a discharged battery" above. Seized engine: Seizure is caused by poor lubrication, inadequate fuel, or an air leak. Ask a Yamaha dealer to inspect. "Hydrostatic lock" occurs when fuel has filled the cylinders when the vehicle has been transported: Remove the spark plugs and turn the engine over several times with the ignition off to expel excess fuel. Ask a Yamaha dealer to inspect. G Snowmobile does not move G G G V-belt twists G 70