1993-2000 Honda TRX300EX Service Manual, Page 195Get this manual
Troubleshooting
Engine Lacks Power
Possible Cause
1Raise wheels off the ground and spin by
Wheels Do Not -Spin Freely
Wheel Spins Freely
2Check tire pressureoPressure Normal
Brake dragging Worn or damaged hub or axle bearing Drive chain too tight
Pressure Low-
Faulty tire valve
3Accelerate rapidly from low to secon"df-Engine Speed Lowered When Clutch Is Released
4Accelerate lightlySpeed ',ee
Engine SpeedNot Changed When clutch Is Released
Clutch slipping Worn clutch discsplates Warped clutch discsplates Weak clutch spring
Engine Speed-Does Not Increase
Carburetor choke open Clogged air cleaner Restricted fuel flow Clogged muffler Pinched fuel tank breather Faulty ICM Faulty ignition pulse generator Improper flywheel installation
5Check ignition Correct