2009-2012 Honda MUV700 Big Red Service Manual, Page 584Get this manual
TROUBLESHOOTING
POOR PERFORMANCE AT LOW AND IDLE SPEED
1Spark Test
Perform spark test
Is there weak or intermittent spark?
YES Faulty spark pl ug Fouled spark plug loose or disconnected ignition system wires Broken or shorted spark plug wire Faulty ignition coil Faulty CKP sensor Faulty engine stop switch Faulty ignition switch Faulty PCM
- GO TO STEP 2
2Fuel Pump Inspection
Inspect the fuel flow
Is the fuel pump unit normal?
NO YESFaulty fuel pump unit (page 6-36)GO TO STEP 3