Hyundai Ioniq: High Voltage Battery Control System / Troubleshooting

Components and components location

Component Location1. BMS ECU2. Power Relay Assembly (PRA)3. Safety Plug4. Battery Temperature Sensor5. Battery Ambient Sensor    • Main Relays (Positive, Negative), Pre-Charge Relay, Pre-Charge Resistor, and Battery Current Sensor are integrated into the PRA...

Schematic diagrams

S..

Other information:

Hyundai Ioniq (AE) 2017-2025 Service Manual: Seat Heater Switch. Repair procedures

Removal[Front Seat]1.Disconnect the negative (-) battery terminal.2.Remove the floor console upper cover.(Refer to Body - "Floor Console Assembly")3.Remove the seat heater switch after loosening mounting screws.[Rear Seat]1.Disconnect the negative (-) battery terminal...

Hyundai Ioniq (AE) 2017-2025 Service Manual: In-car Sensor. Repair procedures

Diagnosis With GDS1.The heating, ventilation and air conditioning can be quickly diagnosed failed parts with vehicle diagnostic system (GDS).※ The diagnostic system (GDS) provides the following information.(1) Self diagnosis : Checking the failure code (DTC) and display...