Hyundai Ioniq: Body Electrical System / Indicators And Gauges

ICM (Integrated Circuit Module) Relay Box. Repair procedures

InspectionOut Side Mirror Folding RelayCheck for continuity between the terminals.1.There should be continuity between the No.17 and No.16 terminals when power and ground are connected to the No...

Troubleshooting

Troubleshooting Error Item Failure symptom Inspection items Detailed inspections Relevant Parts/ Components Screen displayTFT-LCD screen does not turn on1)Connector attachments2)Components1)Check the connector attachments2)Check B+, IGN and GND wiring3)Check the components Connectors, wiring, fuses, dashboardWarning lightAirbag warning lamp malfunction1)Connector attachments2)C-CAN3)Components1)Check airbag + signal (connectors)2)Check C-CAN (ACU4) signal3)Check the FPC attachment inside the dashboardACU Connectors, wiring, fuses, dashboardMode conversionIntegrated driving mode malfunction1)Connector attachments2)Switch3)Components1)Check the switch input (connector)2)Check the switch signal input(disconnection or shorting)3)Check conversion with dashboard componentSwitch connector, wiring dashboardIlluminationInterior light brightness cannot be controlled...

Other information:

Hyundai Ioniq (AE) 2017-2025 Service Manual: Rain Sensor. Repair procedures

Removal    • The dust or foreign substance on the rain sensor have a bad effect upon the rain sensor capability,so protect the sensor surface with protection cover until installing the rain sensor to bracket for accurate funtion...

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

DescriptionIn a hybrid electric vehicle, HCU (an upper level controller), LDC (power converter), and inverter are integrated in the HPCU. HPCU is located on the left side of the engine compartment.The inverter provides high-voltage AC current to the two motors (drive motor and HSG) and controls them optimally based on the driving conditions through communication with the HCU...