Hyundai Sonata: Heating and Air Conditioning / A/C MAX-Level (B, D)

The A/C MAX mode is used to cool the inside of the vehicle more quickly. Air flow is directed toward the upper body and face.

In this mode, the air conditioning and the recirculated air position will be selected automatically.

After the vehicle interior has cooled down initially, resume using normal A/C mode. Continuous use of A/C MAX mode is not recommended.

Mode selection
The mode selection button controls the direction of the air flow through the ventilation system. Air can be directed to the floor, dashboard outlets, or windshield. Five symbols are used to represe ...

Instrument panel vents
The outlet vents can be opened () or closed () separately using the thumbwheel. Also, you can adjust the direction of air delivered from these vents using the vent control lever as shown. ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: A/C Pressure Transducer Repair procedures
Inspection 1. Measure the pressure of high pressure line by measuring voltage output between terminal "1" and "2". 2. Inspect the voltage value whether it is sufficient to be regular value or not. Vdd * (0.001758 * Pressure(Psia) + 0.074126 3. If the measured voltage value is not wi ...

Hyundai Sonata LF 2014-2019 Service Manual: Description and Operation
Description The starting system includes the battery, starter, solenoid switch, ignition switch, inhibitor switch (A/T), clutch pedal switch (M/T), ignition lock switch, connection wires and the battery cable. When the ignition key is turned to the start position, current flows and energizes ...

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