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

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Other information:

Hyundai Ioniq (AE) 2017-2023 Owner's Manual: Winter Precautions

Use high quality ethylene glycol coolant Your vehicle is delivered with high quality ethylene glycol coolant in the cooling system. It is the only type of coolant that should be used because it helps prevent corrosion in the cooling system, lubricates the water pump and prevents freezing...

Hyundai Ioniq (AE) 2017-2023 Owner's Manual: Air Cleaner

Filter Replacement The air cleaner filter can be cleaned for inspection using compressed air. Do not attempt to wash or to rinse it, as water will damage the filter. If soiled, the air cleaner filter must be replaced. 1. Loosen the air cleaner cover attaching clips and open the cover...