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: Fuel Pressure Regulator. Repair procedures

Removal1.Remove the fuel pump.(Refer to Fuel Delivery System - "Fuel Pump") 2.Disconnect the fuel pump motor connector (A) and fuel sender connector (B).3.Press the fixing hook (A) with a driver and then remove fuel sender (B) in the arrow direction.4...

Hyundai Ioniq (AE) 2017-2025 Service Manual: Positive Crankcase Ventilation (PCV) Valve. Repair procedures

Removal1. Disconnect the vapor hose (A).2. Remove the PCV valve (B).Inspection1.Insert a thin stick (A) into the PCV valve (B) from the threaded side to check that the plunger movement.    • If the plunger does not move (PCV valve is clogged), clean or replace the valve...