Seat belt warning light (for driver's seat)

As a reminder to the driver, the seat belt warning light will illuminate and warning chime will sound for approximately 6 seconds each time you turn the ignition switch ON if the seat belt is unfastened.
If you continue not to fasten the seat belt and you drive over 6 mph (9 km/h), the warning light will stay illuminated.
If you continue not to fasten the seat belt and you drive over 12 mph (20 km/h) the seat belt warning chime will sound for approximately 100 seconds and the corresponding warning light will blink.
If you unfasten the seat belt while driving under 12 mph (20 km/h), the seat belt warning light will illuminate until the seat belt is fastened.
If you unfasten the seat belt while driving over 12 mph (20 km/h), the seat belt warning chime will sound for approximately 100 seconds and the corresponding warning light will blink.
Seat belt warning light (for front passenger's seat)

â– Type A

â– Type B
As a reminder to the front passenger, the front passenger's seat belt warning lights will illuminate for approximately 6 seconds each time you turn the ignition switch ON regardless of belt fastening.
If you continue not to fasten the seat belt and you drive over 6 mph (9 km/h), the warning light will stay illuminated.
If you continue not to fasten the seat belt and you drive over 12 mph (20 km/h) the seat belt warning chime will sound for approximately 100 seconds and the corresponding warning light will blink.
If you unfasten the seat belt while driving under 12 mph (20 km/h) the seat belt warning light will illuminate until the seat belt is fastened.
If you unfasten the seat belt while driving over 12 mph (20 km/h), the seat belt warning chime will sound for approximately 100 seconds and the corresponding warning light will blink.
WARNING
The front passenger's seat belt warning light may not properly operate if the front passenger does not sit properly in the seat.
Seat Belts
Seat Belt Restraint SystemHyundai Elantra AD (2016-2020) Service Manual: Smart Key Unit Components and Components Location
Components (1)
NoConnector AConnector BConnector C1BAT (+)_SignalDriver's door antenna_GND-2BAT (+)_PowerDriver's door antenna_Power-3IGN 1--4IGN 2_Relay outputB-CAN (High)SSB LED (OFF)5IGN 1_Relay outputB-CAN (Low)SSB LED (IGN)6Assist door antenna_GNDWheel speed sensorSSB LED (ACC)7Interior an ...
Hyundai Elantra AD (2016-2020) Owners Manual: Conventional Cluster
The trip computer is a microcomputer- controlled driver information system that
displays information related to driving.
Information
Some driving information stored in the trip computer (for example Average
Vehicle Speed) resets if the battery is disconnected.
Trip modes
To change the tr ...