Hyundai Ioniq: High Voltage Battery System / Description and operation

Hyundai Ioniq (AE) 2017-2025 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) 2017-2025 Owner's Manual: Stop vehicle to charge battery/ Park with engine On to charge battery, Refuel to prevent Hybrid battery damage

Stop vehicle to charge battery/ Park with engine On to charge battery Either message is displayed when the hybrid battery power (SOC) level is low. In this case, park the vehicle in a safe location and wait until the hybrid battery is charged. Refuel to prevent Hybrid battery damage This message is displayed when the fuel tank is nearly empty...

Hyundai Ioniq (AE) 2017-2025 Service Manual: General information

Basic Service SymbolsThere are five primary symbols used to complement illustrations. These symbols indicate the part to apply such materials during service. Symbol Meaning Do not reuse the part. Replace a new one...