Hyundai Santa Fe: Air conditioning System / Photo Sensor. Description and operation

The photo sensor is located at the center of the defrost nozzles.

The photo sensor contains a photovoltaic (sensitive to sunlight) diode. The solar radiation received by its light receiving portion, generates an electromotive force in proportion to the amount of radiation received which is transferred to the automatic temperature control module so that the solar radiation compensation will be performed.

In-car Sensor. Description and operation

Description 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...

Photo Sensor. Repair procedures

Inspection 1. Emit intensive light toward the photo sensor using a lamp, and check the output voltage change. 2...

Other information:

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

On-vehicle Inspection Inspect ignition coil assembly and Perform spark test 1. Check for DTCs.    • If a DTC is present, perform troubleshooting in accordance with the procedure for that DTC...

Hyundai Santa Fe (TM) 2019-2025 Service Manual: Smart Cruise Control (SCC) Switch. Repair procedures

Inspection 1. Check for resistance between terminals in left switch position. [Audio/Bluetooth] Switch Connector terminal Resistance (± 3%) SEEK Up 1 - 6 430 Ω SEEK Down 1 - 6 1...