Hyundai Elantra: Convenient Features of Your Vehicle / Light

Exterior Lights

Lighting control To operate the lights, turn the knob at the end of the control lever to one of the following positions: 1. OFF position 2. AUTO headlamp position (if equipped) 3. Parking lamp ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Electronic Stability Control (ESC) OFF Indicator Light
This indicator light illuminates: Once you turn the ignition switch or the Engine Start/Stop button to the ON position. - It illuminates for approximately 3 seconds and then goes off. When you deactivate the ESC system by pressing the ESC OFF button. For more details, refer to " ...

Hyundai Elantra AD (2016-2020) Service Manual: Start/Stop Button Repair procedures
Removal 1. Disconnect the negative(-) battery terminal. 2. Remove the crash ped lower panel. (Refer to Body - "Crash Ped Lower Panel") 3. Remove the start/stop button (B) after disconnect the connector (A). Installation 1. Install the start/stop button. 2. Install the crash pa ...