Hyundai Ioniq (AE): High Voltage Battery Control System / Components and components location

Component Location

1. BMS ECU
2. Power Relay Assembly (PRA)
3. Safety Plug
4. Battery Temperature Sensor
5. Battery Ambient Sensor

   
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Main Relays (Positive, Negative), Pre-Charge Relay, Pre-Charge Resistor, and Battery Current Sensor are integrated into the PRA.

    SpecificationSafety Plugâ–· Specification Item Specification Rated Voltage (V) 400 Rated Current (A) 80 Fuse Rated Current (A) 125 Fuse Melting Time Rated Current x 110% Min.

    Troubleshooting Flow

    Other information:

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Front Radar Unit. Specifications

    S

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Rear Corner Safety ON/OFF Switch. Repair procedures

    Inspection1.Disconnect the negative (-) battery terminal.2.Remove the crash pad lower panel.(Refer to Body - "Crash Pad Lower Panel")3.Remove the lower crash pad switch assembly (A) after disengaging the mounting clip.4.Remove the rheostat switch connector (A).

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