Fault Codes:
Hyundai HX220 NL EPFC 4169（5745-5）
Fault Description:
Aftertreatment diesel exhaust fluid dosing unit heater -Voltage below normal,or shorted to low source.The aftertreatment diesel exhaust fluid dosing unit heater is detected to be stuck off. Post-treatment diesel engine exhaust treatment fluid injection unit heater - voltage lower than normal value or short-circuited to low power supply. It was detected that the heater of the exhaust gas treatment liquid injection unit was stuck in the off state.
Fault Location:
Possible reduced engine performance. It may lead to a decline in engine performance.
