Hyundai Sonata LF: Air Conditioning System / Description and Operation

General Safety Information and Caution

Instructions When Handling Refrigerant 1. R-134a liquid refrigerant is highly volatile. A drop on the skin of your hand could result in localized frostbite...

Repair procedures

Refrigerant System Service Basics Refrigerant Recovery Use only service equipment that is U.L-listed and is certified to meet the requirements of SAE J2210 to remove HFC-134a (R-134a) from the air conditioning system...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Wheel Repair procedures

Hub nut tightening sequence Tighten the hub nuts as follows. Tightening torque: 88.3 ~ 107.9N.m (9.0 ~ 11.0kgf.m, 65.1 ~ 79.6lb-ft)     When using an impact gun, final tightening torque should be checked using a torque wrench...

Hyundai Sonata LF 2014-2019 Service Manual: Memory power seat switch Repair procedures

Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the driver door trim. (Refer to Body - "Front Door Trim") 3. Remove the memory power seat switch connector (A). 4. Remove the memory power seat switch (A) after loosening the mounting screws...