Fault Codes:
Hyundai HX220 NL EPFC 238（520196-4）
Fault Description:
Sensor Supply 3 Circuit - Voltage Below Normal,or Shorted to Low Source. Low voltage detectedon the +5 volt sensor supply circuit to the enginespeed sensor. Sensor power supply circuit 3 - Voltage is lower than the normal value, or short-circuited to a low-level source. A low voltage was detected in the + 5-volt sensor power supply circuit leading to the engine speed sensor.
Fault Location:
Possible hard starting and rough running; Possible startup difficulties and rough operation.
