KYMCO X-Town 300 ABS Service Manual page 159

13. FUEL INJECTION SYSTEM
Failure
Codes
Blinks
(diagnostic
tool)
37 P0351
41 P0230
43 P0480
45 P0135
49 P1505
66 P0335
13-11
Contents
● Faulty Inductive ignition coil 
range (4.2  ± 15%)
Faulty
● Loose or poor connection on
inductive
inductive ignition coil
ignition coil
● Open or short circuit on inductive
ignition coil wire
● Faulty inductive ignition coil
● Faulty Fuel pump  range
(F:1100±33Ω E:100±3Ω)
● Loose or poor connection on fuel
Faulty fuel
pump
pump
● Open or short circuit on fuel pump
wire
● Faulty fuel pump
Fan relay
● Faulty O
Ω~9.5Ω)
● Loose or poor connection on O
2
Faulty O
sensor heater
sensor heater
● Open or short circuit on O
heater wire
● Faulty O
● Loose or poor contacts on ISC
Faulty ISC
● Open or short circuit in ISC wire
● Faulty ISC
● Loose or poor connection on CPS
Faulty CPS
sensor
● Open or short circuit on CPS wire
● Faulty CPS sensor
Causes
● Fan relay fault
2
sensor heater  range (6.7
2
sensor
2
sensor heater
X-town300 ABS
Symptoms
Engine fail to be
operated
Engine fail to be
operated
Fan is not moving
2
Engine starts
normally but not
smooth
Engine operates
normally
Engine starts
normally but not
smooth