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: Parking Distance Warning system (Reverse) malfunction, Check Active Air Flap System

Parking Distance Warning system (Reverse) malfunction This warning is displayed if there is a problem with the Parking Assist System. Have the vehicle inspected by an authorized dealer of HYUNDAI. Check Active Air Flap System This message is displayed in the following situations: - There is a malfunction with the actuator flap - There is a malfunction with the actuator air flap controller - The air flap does not open When all of the above conditions are fixed, the warning will disappear...

Hyundai Ioniq (AE) 2017-2025 Owner's Manual: Other Indicator Lights

Cruise Indicator Light This indicator light illuminates: • When the cruise control system is enabled. Cruise SET Indicator Light This indicator light illuminates: • When the cruise control speed is set. SPORT Mode Indicator Light This indicator light illuminates • When the driver moves the shift lever to S (Sport)...