Hyundai Ioniq: Immobilizer System / Immobilizer Control Unit. Repair procedures

Hyundai Ioniq (AE) 2017-2025 Service Manual / Body Electrical System / Immobilizer System / Immobilizer Control Unit. Repair procedures

Removal

1.	Disconnect the negative (-) battery terminal.

2.	Remove the main crash pad assembly. (Refer to Body - "Main Crash Pad Assembly")

3.	Discnnect the connector of the immobilizer unit and then remove the immobilizer unit (A) after loosening a nut.

Installation

1.	Install the immobilizer control unit after connecting the unit connector.

2.	Install the main crash pad assembly.

3.	Connect the negative (-) battery terminal.

Repair procedures

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Antenna Coil. Repair procedures

Removal1.Disconnect the negative (-) battery terminal.2.Remove the steering column shroud panel.(Refer to Body - "Steering Column Shroud Panel")3.Disconnect the 6P connector (B) of the coil antenna and then remove the coil antenna (A) after loosening the screw...

Other information:

Hyundai Ioniq (AE) 2017-2025 Service Manual: Main Crash Pad Assembly. Repair procedures

Replacement • When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components. • Use a plastic panel removal tool to remove interior trim pieces without marring the surface...

Hyundai Ioniq (AE) 2017-2025 Service Manual: Instrument Cluster. Description and operation

DescriptionCommunication Network Diagram Abbreviation Expalnation AAFActive Air FlapACUAirbag Control UnitAEBAutonomous Emergency BrakingAHBActive Hybrid Brake SystemAMPAmplifierAVNHead Unit (Audio / AVN)B_CANBody Controller Area NetworkBCMBody Control ModuleBMSBattery Management SystemBSDBlind Spot DetectionC_CANChassis Controller Area NetworkCARMERARear View CarmeraCLUCluster ModuleDATCDual Automatic Temp ControlFPCMFuel Pump Control ModuleHPCUHybrid Power UnitIGPMIntergrated Gateway & Power control ModuleLDWSLane Departure Warning SystemM_CANMulti media Controller Area NetworkMDPS Motor Driven Power SteeringP_CANPowertrain Controller Area NetworkPASParking Assist SystemSJBSmart Junction BlockSMKSmart Key UnitTCM(DCT)Double Clutch Transmission UnitVESSVirtual Engine Sound SystemCluster Variant CodingAs we have more options (ESC, MDPS, SCC, etc...