Hyundai Sonata LF: Air Conditioning System / Refrigerant Line Components and Components Location

Compressor oil Repair procedures

Oil Specification 1. The R-134a system requires synthetic (ND8) compressor oil whereas the R-12 system requires mineral compressor oil. The two oils must never be mixed...

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...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Heater & A/C Control Unit (Manual) Repair procedures

Replacement 1. Disconnect the negative (-) battery terminal. 2. Using a screwdriver or remover, remove the center fascia panel (A). 3. Disconnect the A/C & heater controller connectors (A). 4. Remove the heater and A/C controller (A) from the center facia panel...

Hyundai Sonata LF 2014-2019 Service Manual: Steering wheel

Components and Components Location Components 1. Lower cover2. Steering wheel3. Clock Spring4. Driver Airbag (DAB)5. Remote control switch Repair procedures Replacement 1. Disconnect the battery negative cable from the battery and then wait for at least 30 seconds...