Poor Performance At Low And Idle Speed - Honda CB HORNET 160R 2015 Shop Manual

TROUBLESHOOTING

POOR PERFORMANCE AT LOW AND IDLE SPEED

1. Pilot Screw Inspection
Check the pilot screw adjustment.
Is the adjustment correct?
– See page –19
NO
– GO TO STEP 2.
YES
2. Intake Air Leak Inspection
Check for leaking carburetor insulator.
Is there leaking?
– • Loose carburetor insulator bands
YES
• Damaged insulator
– GO TO STEP 3.
NO
3. Spark Test
Perform spark test.
Is there weak or no spark?
– • Faulty spark plug
YES
• Fouled spark plug
• Loose or disconnected ignition system wires
• Broken or shorted spark plug wire
• Faulty ignition coil
• Faulty ignition pulse generator
• Faulty ignition switch
• Faulty CDI
– GO TO STEP 4.
NO
4. Ignition Timing Inspection
Check the ignition timing.
Is the ignition timing correct?
– • Faulty CDI
NO
• Faulty ignition pulse generator
20-4