Trip computer mode
The trip computer mode displays information related to vehicle driving parameters including range, fuel economy, trip meter information and vehicle speed.
For more details, refer to "Trip Computer" in this chapter.
Turn By Turn (TBT) mode
This mode displays the state of the navigation.
Hyundai Elantra AD (2016-2020) Service Manual: Purge Control Solenoid Valve (PCSV) Specifications
Specification
ItemSpecificationCoil Resistance (?)22.0 ~ 26.0 [20°C(68°F)]
...
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.
...