Master Warning Light

This indicator light illuminates
• When there is a malfunction in operation in any of the following systems:
- Exterior lamp malfunction
- Blind-Spot Collision Warning (BCW) malfunction (if equipped)
- Lane Keeping Assist (LKA) System malfunction (if equipped)
- Tire Pressure Monitoring System (TPMS)
- Service reminder
To identify the details of the warning, look at the LCD display.
Door Ajar Warning Light (for conventional cluster)

This warning light illuminates:
• When a door is not closed securely.
Trunk Open Warning Light (for conventional cluster)

This warning light illuminates:
• When the trunk is not closed securely.
Hood Open Warning Light (for conventional cluster)

This warning light illuminates:
• When the hood is not closed securely.
Headlight Warning Light, LED Headlight Warning Light
Icy Road Warning Light, Electronic Stability Control (ESC) Indicator LightHyundai Elantra AD (2016-2020) Service Manual: Parking Assist Sensor Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the front / rear bumper cover.
(Refer to Body - "Front Bumper Cover")
(Refer to Body - "Rear Bumper Cover")
3.
Disconnect the connector (B) from the parking assist sensor (A).
4.
Remove the sensor (A) by pulling out ...
Hyundai Elantra AD (2016-2020) Owners Manual: Automatic Climate Control System
To defog inside windshield
1. Select desired fan speed.
2. Select desired temperature.
3. Press the defroster button ().
4. The outside (fresh) air position will be selected automatically.
If the outside (fresh) air position is not selected automatically, adjust the
corresponding button man ...