When you move the shift lever to the R (Reverse) position, the side view mirror(s) will rotate downwards to aid with driving in reverse. The position of the side view mirror switch (1) determines whether or not the mirrors will move:
Left/Right : When either the L (Left) or R (Right) switch is selected, both side view mirrors will move.
Neutral : When neither switch is selected, the side view mirrors will not move.
The side view mirrors will automatically revert to their original positions if any of the following occur:
Hyundai Elantra AD (2016-2020) Service Manual: Troubleshooting
Troubleshooting
SymptomPassible CauseRemedy (Refer to page)Water leaks from panorama sunroofDeteriorated roof lid weatherstripReplaceExcessive roof lid-to-body clearance and improperly fitted weatherstripAdjustWind noise around sunroof Loose or deformed deflector, gaps in body workRetighte ...
Hyundai Elantra AD (2016-2020) Service Manual: Repair procedures
Teaching Procedures
1.
Key Teaching Procedure
Key teaching must be done after replacing a defective PCM(ECM) or when providing additional keys to the vehicle owner.
The procedure starts with an PCM(ECM) request for vehicle
specific data (PIN code: 6digits) from the tester. The "virgin" PCM ...