Hyundai Sonata: Air Conditioning System / A/C Pressure Transducer Description and Operation

Hyundai Sonata LF 2014-2019 Service Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / A/C Pressure Transducer Description and Operation

Description

The A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed. Engine ECU stops the operation of the compressor when the temperature of refrigerant line is very high or very low irregularly to optimize air conditioning system.

A/C Pressure Transducer Components and Components Location

Components Location 1. A/C Pressure Transducer ...

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 ...

Other information:

Hyundai Sonata LF 2014-2019 Owners Manual: System Operation
Ventilation 1. Select the Face Level mode. 2. Set the air intake control to the outside (fresh) air position. 3. Set the temperature control to the desired position. 4. Set the fan speed control to the desired speed. Heating 1. Select the Floor Level mode. 2. Set the air intake control to the outs ...

Hyundai Sonata LF 2014-2019 Service Manual: Cylinder Head Repair procedures
Removal Engine removal is not required for this procedure. • Use fender covers to avoid damaging painted surfaces. • To avoid damaging the cylinder head, wait until the engine coolant temperature drops below normal temperature before removing it. • W ...