Kia Stinger: Air Conditioning System / Photo Sensor

Kia Stinger CK 2018-2020 Service Manual / Heating, Ventilation And Air Conditioning / Air Conditioning System / 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. The solar radiation received by its light receiving portion, generates an electromotive force in proportion to the amount of radiation received which is then transferred to the automatic temperature control module so that the solar radiation compensation can be performed.

Repair procedures
Inspection
1.

Turn the ignition switch ON.

2.

Connect the KDS/GDS.

3.

Flash an intensive light onto the photo sensor using a lamp, and check the change in output voltage.

4.

The voltage will increase with higher light intensity and decrease with lower light intensity.

1. Auto light ground
2. Auto light power (5V)
3. Auto light signal
4. Photo signal (RH)
5. Photo power
6. Photo signal (LH)

Replacement
1.

Disconnect the negative (-) battery terminal.

2.

Using a scraper or remover, remove the crash pad center speaker grille (A).

3.

Disconnect the security connector (A) and auto light & Photo sensor connector (B).

4.

Remove the auto light sensor (A) after releasing the fixed hooks.

5.

Install in the reverse order of removal.

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