Hyundai Ioniq: Indicators And Gauges / Troubleshooting

Hyundai Ioniq (AE) 2017-2025 Service Manual / Body Electrical System / Indicators And Gauges / Troubleshooting

Troubleshooting
Error Item
Failure symptom
Inspection items
Detailed inspections
Relevant Parts/
Components
Screen display
TFT-LCD screen does not turn on
1)
Connector attachments
2)
Components
1)
Check the connector attachments
2)
Check B+, IGN and GND wiring
3)
Check the components
Connectors, wiring, fuses, dashboard
Warning light
Airbag warning lamp malfunction
1)
Connector attachments
2)
C-CAN
3)
Components
1)
Check airbag + signal (connectors)
2)
Check C-CAN (ACU4) signal
3)
Check the FPC attachment inside the dashboard
ACU Connectors, wiring, fuses, dashboard
Mode conversion
Integrated driving mode malfunction
1)
Connector attachments
2)
Switch
3)
Components
1)
Check the switch input (connector)
2)
Check the switch signal input
(disconnection or shorting)
3)
Check conversion with dashboard component
Switch connector, wiring dashboard
Illumination
Interior light brightness cannot be controlled.
1)
Connector attachments
2)
Switch
3)
Components
1)
Check if the light switch's input signal reaches the connector
2)
Check ILL- and DETENT signals
3)
Check the TAIL+ signal input
Switch connector, wiring dashboard
Warning Sound
No dashboard alarm
1)
Connector attachments
2)
Car speakers
3)
Components
1)
Check the speaker output connector
2)
Check the car speakers
Speaker connectors, wiring dashboard
Fuel indicator
Faulty fuel gauge indication
1)
Connector attachments
2)
Fuel sender
3)
Components
1)
Check fuel input and GND connectors
(open, short or input resistance values)
2)
Check fuel sender
Fuel sender connector, wiring dashboard

    Indicators And Gauges

    ..

    Instrument Cluster. Components and components location

    C..

    Other information:

    Hyundai Ioniq (AE) 2017-2025 Owner's Manual: Occupant Classification System (OCS)


    Your vehicle is equipped with an Occupant Classification System (OCS) in the front passenger's seat. Main components of the Occupant Classification System A detection device located within the front passenger seat cushion. Electronic system to determine whether the passenger air bag systems should be activated or deactivated...

    Hyundai Ioniq (AE) 2017-2025 Owner's Manual: If an Accident Occurs


    WARNING For your safety, do not touch high voltage cables, connectors and package modules. High voltage components are orange in color. Exposed cables or wires may be visible inside or outside of the vehicle. Never touch the wires or cables, because an electrical shock, an injury, or a death may occur...

    Categories

    Side view mirror control

    Hyundai Ioniq. Side view mirror control

    Adjusting the side mirrors:

    1. Press either the L (driver's side) or R (passenger's side) button (1) to select the side view mirror you would like to adjust.

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