Honda SH300 2006 Manual page 505

TROUBLESHOOTING
7. Fuel Flow Inspection
Inspect the fuel flow (page 6-48).
Is the fuel flow within specification?
YES
NO
8. Drive Train Inspection
Check the drive train
Is the drive train normal?
YES
NO
9. Overheating Inspection
Check for engine overheating.
Is the engine overheating?
YES
NO
10. Engine Knocking Inspection
Accelerate or run at high speed.
Is the engine knocking?
YES
NO
11. Cam sprocket Inspection
Check the cam sprocket installation.
Is the cam sprocket installed correctly?
YES
NO
25-4
– GO TO STEP 8.
– • Clogged fuel feed hose
• Faulty fuel pump
– GO TO STEP 9.
– • Fouled or faulty drive belt
• Fouled or faulty drive pulley
• Fouled or faulty driven pulley
• Worn clutch shoes
– • Coolant level too low
• Faulty cooling fan
• Thermostat stuck closed
• Excessive carbon build-up in combustion chamber
• Use of poor quality fuel
• Lean fuel mixture
– GO TO STEP 10.
– • Worn piston and cylinder
• Wrong type of fuel
• Excessive carbon build-up in combustion chamber
• Ignition timing too advanced (faulty ECM)
• Lean fuel mixture
– GO TO STEP 11.
– Perform the TP sensor reset procedure (page 6-58).
– Cam sprocket not installed properly