Hyundai Ioniq: High Voltage Battery Control System / Main Relay. Description and operation

Hyundai Ioniq (AE) 2017-2024 Service Manual / Hybrid Control System / High Voltage Battery Control System / Main Relay. Description and operation

Description
The Power Relay Assembly (PRA) consists of the positive and negative main relays, pre-charge relay, pre-charge resistor and battery current sensor. It is located inside the battery pack assembly and controls the high voltage power circuit between the high voltage battery and inverter by the control signal of BMS ECU.

[PRA Operation Sequence]

    Safety Plug. Repair procedures

    Removal1.Turn the ignition switch OFF and disconnect the auxiliary 12V battery negative (-) terminal.2.Remove the safety plug cover (A).3.Unfasten the hook (A) and then remove the safety plug (C) by pulling the lever (B) to the direction of arrow...

    Main Relay. Specifications

    Specification Item Specification ContactRated Voltage (V)450Rated Current (A)80CoilOperating Voltage (V)12Resistance (Ω)20...

    Other information:

    Hyundai Ioniq (AE) 2017-2024 Service Manual: Special service tools


    Special Service Tools Tool (Number and Name) Illustration Use 09568-1S100Saperate the ball joint from the front alxe09546-3X100 Shock absorber lock nut removal toolUsed for remove the shock absorber lock nut...

    Hyundai Ioniq (AE) 2017-2024 Service Manual: Front Door Window Glass. Components and components location


    C..

    Categories

    Hybrid Vehicle Engine Compartment

    Hyundai Ioniq. Hybrid Vehicle Engine Compartment

    1. Engine oil filler cap
    2. Engine oil dipstick
    3. Engine coolant cap
    4. Engine coolant reservoir
    5. Inverter coolant reservoir

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