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Hyundai Azera: Photo Sensor Repair procedures - Air Conditioning System - Heating,Ventilation, Air Conditioning - Hyundai Azera 2011-2026 Service ManualHyundai Azera: Photo Sensor Repair procedures

Fifth generation HG (2011–2026) / Hyundai Azera 2011-2026 Service Manual / Heating,Ventilation, Air Conditioning / Air Conditioning System / Photo Sensor Repair procedures

Inspection
1.
Ignition "ON"
2.
Using the scan tool.
3.
Emit intensive light toward photo sensor using a lamp, and check the output voltage change.
4.
The voltage will rise with higher intensive light and reduce with lower intensive light.

1. Auto Light Signal
2. Auto Light GND
3. Photo Signal (RH)
4. Led power (BAT)
5. LED GND (To BCM)
6. Photo Signal(LH)
7. Photo Power (SW)
8.Auto Light Power(+5v)

Replacement
1.
Disconnect the negative (-) battery terminal.
2.
With the (-) driver, remove the photo sensor (A) from the center of defrost nozzle.

3.
Install in the reverse order of removal.
Photo Sensor Description and Operation
Description 1. The photo sensor is located at the center of defrost nozzle. 2. The photo sensor contains a photovoltaic (sensitive to sunlight) diode. The solar radiation received by its lig ...

Ambient Sensor Description and Operation
Description 1. The ambient temperature sensor is located at the front of the condenser and detects ambient air temperature. It is a negative type thermistor resistance will increase with lower ...

See also:

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The Electronic Stability Control (ESC) system is designed to stabilize the vehicle during cornering maneuvers. ESC checks where you are steering and where the vehicle is actually going. ESC appli ...

Do not neglect the interior
Moisture can collect under the floor mats and carpeting to cause corrosion. Check under the mats periodically to be sure the carpeting is dry. Use particular care if you carry fertilizers, cleaning ...

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