KYMCO X -Town 125 ABS Service Manual page 175

14.
FUEL SYSTEM (Auto Control Fuel Injection System)
TROUBLESHOOTING
Engine won't start
Battery voltage too
lowFuel level too low
Pinched or clogged fuel hose
Faulty fuel pump operating system
Clogged fuel filter (fuel pump)
Clogged fuel injector
Faulty spark plug or wrong type
Cut by ECU due to angle detect sensor or incorrect function
Engine stall, hard to start, rough idling
Intake air leak
Fuel contaminated/deteriorated
Pinched or clogged fuel hose
Idle speed misadjusted
Backfiring or misfiring during acceleration
Ignition system malfunction
Poor performance (drive ability) and poor
fuel economy
Pinched or clogged fuel hose
Faulty fuel injector
X -Town 125 ABS/ CBS
14-4