Hyundai Ioniq: High Voltage Battery System / Description and operation

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

Description

The High Voltage Battery System provides the hybrid drive motor, HSG, and electric A/C compressor with electric energy and also reserves the electric energy generated during regeneration braking.It consists of the battery pack assembly, BMS ECU, power relay assembly, case, control wiring, cooling fan, and cooling ducts.

This battery is a Lithium ion Polymer Battery (LiPB) and has 64 cells (16 Cells x 4 Modules). The voltage of each cell is 3.75V DC, so the rated voltage of this battery pack is 240V DC.

High Voltage Battery System

Components and components location

Components1. High Voltage Battery Module2. Power Relay Assembly (PRA)3. BMS4. Cooling Fan5. Safeety Plug6. Battery Temperature Sensor7. High Voltage Battery Plate8...

Other information:

Hyundai Ioniq (AE) 2017-2024 Service Manual: Specifications

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Hyundai Ioniq (AE) 2017-2024 Service Manual: General safety information and caution

PrecautionsGeneral PrecautionsPlease read the following precautions carefully before performing the airbag system service. Observe the instructions described in this manual, or the airbags could accidentally deploy and cause damage or injuries.• Except when performing electrical inspections, always turn the ignition switch OFF and disconnect the negative cable from the battery, and wait at least three minutes before beginning work...