Hyundai Santa Fe (TM): Air conditioning System / Auto Defogging Sensor. Repair procedures

Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual / Heating,Ventilation And Air Conditioning / Air conditioning System / Auto Defogging Sensor. Repair procedures

Inspection

To inspect and diagnose the sensor, refer to Self-Diagnosis procedure and DTC guide.

Replacement

1.	Disconnect the negative (-) battery terminal.

2.	Remove the rain sensor inner cover (A) and rain sensor cover (B).

3.	Separate the auto defogging sensor connector (A) and remove the auto defogging sensor (A).

4.	Install in the reverse order of removal.

❮Auto Defogging Sensor. Description and operation

Description The auto defogging sensor is installed on the front window glass. The sensor judges and sends signal if moisture occurs to blow out wind for defogging.

Heater❯

Heater Unit. Components and components location Component Location 1. Heater Unit Assembly Components 1.

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Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Compressor oil. Repair procedures

Oil Specification 1. The R-134a or R-1234yf system requires synthetic (PAG) compressor oil whereas the R-12 system requires mineral compressor oil. The two oils must never be mixed. 2.

Hyundai Santa Fe (TM): Air conditioning System / Auto Defogging Sensor. Repair procedures

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Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Compressor oil. Repair procedures

Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Refrigerant Line. Components and components location

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