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

Hyundai Sonata LF 2014-2019 Service Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / Components and Components Location

Component Location Index
Engine Room
[Theta 2.4 GDI]

1. Receiver-drier
2. Condenser
3. Service Port (High Pressure)
4. Service Port (Low Pressure)
5. A/C Pressure Transducer (APT)
6. Compressor
7. Suction & Liquid Tube Assembly
8. Expansion Valve
9. Ambient temperature Sensor

[Gamma 1.6 T-GDI / Theta 2.0 T-GDI]

1. Receiver-drier
2. Condenser
3. Service Port (High Pressure)
4. Service Port (Low Pressure)
5. A/C Pressure Transducer (APT)
6. Compressor
7. Suction & Liquid Tube Assembly
8. Expansion Valve
9. Ambient temperature Sensor

[Interior]

1. Photo Sensor
2. Heater & Blower Unit
3. Evaporator Temperature Sensor
4. Heater & A/C Control Unit (Manual)
5. Heater & A/C Control Unit (DATC)

    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...

    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...

    Other information:

    Hyundai Sonata LF 2014-2019 Service Manual: Alternator Schematic Diagrams


    Circuit Diagram     • COM signal - When controlling the voltage generated, the ECM sends the target voltage data to the alternator via a PWM signal.(High voltage: 4V or higher, low voltage: 2V or lower) • FR signal - The transistor activation signal inside the alternator monitors the voltage generated by the alternator to control the excitation current before it sends the FR signal to the ECM...

    Hyundai Sonata LF 2014-2019 Service Manual: Water pump Troubleshooting


    Troubleshooting SymptomsPossible CausesRemedyCoolant leakage • From the bleed hole of the water pump Visually check • Check leaks after about ten-minute warming up. • If coolant still leaks, replace a water pump. • If leakage stops, reuse the water pump (Do not replace the pump with a new one)...

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