Fault Codes:
Hyundai HX220 NL EPFC 442（168-16）
Fault Description:
Battery 1 Voltage-Data valid but above normal operational range - Moderately severe level. ECM supply voltage is above the maximum system voltage level. Battery 1 voltage - data valid but above the normal operating range (moderate severe level). The supply voltage of the ECM exceeds the maximum voltage value of the system
Fault Location:
Possible electrical damage to all electrical components
