2001-2006 Honda TRX 300EX Sportrax 300EX Factory Service Manual, Page 316Get this manual
TROUBLESHOOTING
ENGINE LACKS POWER
, Raise wheel off the ground and spin by hand Wheel does not spin-_ Brake dragging freely Worn or damaged 811Cla or wheel bearing
Wheel spins freely
2Check tire pressure Pressure low Faulty tire valve
Punctured tire
Pressure normal
3Check for slipping clutchAbnor mal- Clutch slipping
Engine speed reduced when clutch is released
Worn clutch discsplates
Warped clutch iscSpl el as Weak clutch spring Addit ive in engine oil
Accelerate lightly Engine speed does ot -_ IncreeS8 Engine speed increese