Hyundai Elantra: 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

Instrument Cluster Repair procedures
Removal     • Put on gloves to protect your hands. • When prying with a flat-tip screwdriver, wrap it with protective tape, and apply protective tape around the re ...

Power Door Locks
Components and Components Location Component Location 1. DDM (Driver Door Module)2. ADM (Assist Door Module)3. SJB (Smart Junction Block)4. Door lock knob5. Trunk lid actuator6. Door latch modul ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Passenger Airbag (PAB) Module Description and Operation
Description Passenger Airbag (PAB) module is located in the passenger crash pad. This PAB contains 2 firing squibs of airbag. Depending of crash speed or the tightening of seat belt, it is decided a timing about both 2 firing squibs of airbag.     • Never attempt to ...

Hyundai Elantra AD (2016-2020) Service Manual: Front Seat Frame Assembly Components and Components Location
Component Location 1. Front seat back frame assembly2. Front seat cushion frame assembly ...

© 2018-2026 www.helantraad.com