Hyundai Santa Fe: Air conditioning System / In-car Sensor. Description and operation

The In-car air temperature sensor is built in the heater & A/C control unit.

The sensor consists of a thermistor that measures the inside temperature. The signal decided by the resistance value that changes in accordance with perceived inside temperature, is delivered to heater control unit, and according to this signal, the control unit regulates in-car temperature to intended value.

Evaporator Temperature Sensor. Repair procedures

Inspection 1. Turn the ignition switch OFF. 2. Disconnect the evaporator temperature sensor connector...

Photo Sensor. Description and operation

Description The photo sensor is located at the center of the defrost nozzles. The photo sensor contains a photovoltaic (sensitive to sunlight) diode...

Other information:

Hyundai Santa Fe (TM) 2019-2025 Service Manual: Specifications

Specifications Items Specifications Rated voltage DC 12V Operating temperature range -22 to +176°F (-30°C to +80°C) Rated load Dimmer & passing switch High : 0...

Hyundai Santa Fe (TM) 2019-2025 Service Manual: Stop Lamp Switch. Troubleshooting

Troubleshooting 1. Part diagnosis Items Cause Symptom Switch fuse Faulty fuse connection, Damaged fuse – DTC Code : P0504 – Symptom : Shifting gear trouble, Starting failure, Cruise control function cancelation trouble, EPB function cancelation trouble, Stop lamp lighting trouble, ESP OFF light illuminated...