Fault Codes:
Hyundai HX220 NL EPFC 3422（4344-3）
Fault Description:
Aftertreatment diesel exhaust fluid line heater 3 circuit -Voltage above normal or shorted to high source.High signal voltage detected at the diesel exhaust fluid line heater 3 circuit. Post-treatment diesel engine exhaust treatment fluid pipeline heater 3 circuit - voltage higher than normal value or short-circuited to high power supply. The signal voltage of circuit 3 of the exhaust gas treatment liquid pipeline heater is detected to be too high.
Fault Location:
Possible reduced engine performance. It may lead to a decline in engine performance.
