Hyundai Ioniq: Hybrid Control System / Hybrid Control System

Troubleshooting

Basic TroubleshootingBasic Inspection ProcedureMeasuring Condition of Electronic Parts' ResistanceThe measured resistance at high temperature after vehicle running may be high or low...

Description and operation

DescriptionThe HCU (Hybrid Control Unit) controls whole hybrid systems and is connected with each control modules (ECM, TCM, MCU, BMS ECU etc.) by CAN interface...

Other information:

Hyundai Ioniq (AE) 2017-2025 Owner's Manual: Driving style, Energy flow, Engine coolant temperature

Driving style Energy flow The hybrid system informs the drivers its energy flow in various operating modes. While driving, the current energy flow is specified in 11 modes. Engine coolant temperature This gauge indicates the temperature of the engine coolant when the engine is running...

Hyundai Ioniq (AE) 2017-2025 Owner's Manual: Scheduled Maintenance Services

Follow Normal Maintenance Schedule if the vehicle is usually operated where none of the following conditions apply. If any of the following conditions apply, you must follow the Maintenance Under Severe Usage Conditions. Repeated short distance driving...