Make this adjustment before you start driving and while the day/night lever is in the day position.
Pull the day/night lever towards you to reduce glare from the headlights of the vehicles behind you during night driving.
Remember that you lose some rearview clarity in the night position.
Hyundai Elantra AD (2016-2020) Service Manual: Passenger Airbag (PAB) Module Repair procedures
Removal
1.
Disconnect the battery negative cable and wait for at least three minutes before beginning work.
2.
Remove the glove box housing.
(Refer to Body - "Glove Box Upper Cover Assembly")
3.
Remove the passenger airbag mounting bolts.
4.
Disconnect the passenger airbag connector ...
Hyundai Elantra AD (2016-2020) Service Manual: General Information
General Troubleshooting Information
Before Troubleshooting
1.
Check applicable fuses in the appropriate fuse/relay box.
2.
Check the battery for damage, state of charge, and clean and tight connections.
(Refer to Engine Electrical System - "Battery")
•
Do not qu ...