P0A0D HYUNDAI – High Voltage System Interlock Circuit High

P0A0D HYUNDAI Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P0A0D HYUNDAI Possible Causes

Faulty Power Relay Assembly (PRA),Faulty Hybrid Battery Safety Plug,Faulty Battery Management System Control Unit (BMS-ECU),Battery Management System Control Unit (BMS-ECU) harness is open or shorted,Battery Management System Control Unit (BMS-ECU) circuit poor electrical connection

P0A0D HYUNDAI Description

The Battery Management System Control Unit (BMS-ECU) sets P0A0D when the Safety Plug, which powers to the High Voltage Battery is in an off state or removed, the bus bar which connects the battery cell in series is open or the 125A/DC 450V capacity fuse which is installed to the internal of safety plug is melted. 2012 Hyundai Sonata hybrid