2005-2011 Honda FourTrax Foreman TRX500 FE/FPE/FM/FPM/TM Service Manual, Page 547Get this manual
TROUBLESHOOTING
POOR PERFORMANCE AT HIGH SPEED
1Fuel Flow Inspection
Disconnect the fuel hose and check fuel flow to carburetorDoes fuel flow freer 7
NO Restricted fuel hose Restricted fuel tank breather hose Faulty fuel valve Clogged fue strainer
- GO TO STEP 2
2Carburetor Inspection
Check the carburetor for dogging
Are the carburetor passages clear?
- Carburetor not serviced frequently enough
- GO TO STEP 3
3Valve Timing Inspection
Check the valve timing
Is the vallB timing correct?
- Camshaft not installed properly
- GO TO STE 4