SpecificationsHyundai 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) Owners Manual: Check Tire Inflation Pressure
Check your tires, including the spare tire, once a month or more.
How to check
Use a good quality tire pressure gauge to check tire pressure. You can not tell
if your tires are properly inflated simply by looking at them. Radial tires may
look properly inflated when they are under-inflated.
R ...