2011 Kawasaki KX250F Owners Manual - Page 161
2011 Kawasaki KX250F Manual
Page 161 highlights
MAINTENANCE AND ADJUSTMENT 159 Service Code Table Service Code 11 12 13 14 21 25 31 41 46 51 FI Indicator Light Problems Throttle sensor malfunction, wiring open or short Intake air pressure sensor malfunction, wiring open or short Intake air temperature sensor malfunction, wiring open or short Water temperature sensor malfunction, wiring open or short Crankshaft sensor malfunction, wiring open or short Gear position switch malfunction, wiring open or short Vehicle-down sensor malfunction, wiring open or short Fuel injector malfunction, wiring open or short Fuel pump malfunction, wiring open or short Ignition coil malfunction, wiring open or short NOTE ○ The ECU may be involved in these problems. If all the parts and circuits checked out good, be sure to check the ECU for ground and power supply. If the ground and power supply are checked good, replace the ECU (see Service Manual).