Hyundai Ioniq (AE): Hybrid Control System / Hybrid Control System

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

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) 2017-2022 Service & Repair Manual: Auto Defoging Actuator. Repair procedures

Inspection1.Turn the ignition switch OFF. 2.Disconnect the auto defogging connector. 3.Verify that the auto defogging actuator operates to the open position when connecting 12V to terminal 3 and grounding terminal 4. Verify that the auto defogging actuator operates to the close position when connected in reverse.

Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Special service tools

Special Service Tools Tool Name / Number Illustration Description LKA Compensator(09964-C1100)Used for compensating front view camera unitBCW Sensor Correction Tool Set(09958-3T500)Used to correct the blind-spot radar unit.

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