Hyundai Elantra AD (2016-2020) Service Manual: Refrigerant Line Repair procedures
Replacement
1.
If the compressor is marginally operable, run the engine at
idle speed, and let the air conditioning work for a few minutes, then
shut the engine off.
2.
Disconnect the negative (-) battery terminal.
3.
Recover the refrigerant with a recovery / charging station.
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Hyundai Elantra AD (2016-2020) Service Manual: Power Door Mirror Actuator Components and Components Location
Components
1. BSD Indicator2. Side repeater lamp
...