P1623
DTC P1623 / DIAGNOSTIC LAMP POWERSTAGE MALFUNCTIONHyundai does not provide a trouble code diagnostic procedure.
Refer to the component, Malfunction Indicator Lamp or refer to the trouble area (check points) below.
- Open or short between MIL Lamp and ECM
- Bad MIL Lamp
- Bad connection of connectors / bad wiring