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: Blower Motor Repair procedures

Inspection 1. Connect the battery voltage and check the blower motor rotation. 2. If the blower motor does not operate well, substitute with a known-good blower motor and check for proper operation. 3. Replace the blower motor if it is proved that there is a problem with it...

Hyundai Sonata LF 2014-2019 Service Manual: Fuel Pressure Control Valve Repair procedures

Inspection 1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2. Disconnect the fuel pressure regulator valve connector. 3. Measure resistance between the fuel pressure regulator valve terminals 1 and 2. 4. Check that the resistance is within the specification...