Hyundai Santa Fe (TM): Air conditioning System / Photo Sensor. Repair procedures
| Inspection |
| 1. |
Emit intensive light toward the photo sensor using a lamp, and check
the output voltage change.
|
| 2. |
The voltage will rise with higher intensive light and reduce with lower
intensive light.
|
| Replacement |
| 1. |
Disconnect the negative (-) battery terminal.
|
| 2. |
Using a screwdriver or remover, remove the photo sensor (A).
|
| 3. |
Press the lock pin, separate the photo sensor connector (A).
|
| 4. |
Install in the reverse order of removal.
|
Description The photo sensor is located at the center of the defrost nozzles. The photo sensor contains a photovoltaic (sensitive to sunlight) diode.
Description 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 temperature, and decrease with higher temperature.
Other information:
Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Electro Chromic Inside Rear View Mirror
Description and operation Description The ECM (Electro Chromatic inside rear view Mirror) is intended dim the reflecting light in the rear view mirror. The forward facing sensor detects brightness of the surroundings, while the rearward looking sensor is for the light from the rear.
Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Lighting System
Components and components location Component Location 1. Head lamp (Low) 2. Head lamp (High) 3. Daytime running light (DRL)/Positioning lamp 4. Turn signal lamp 5. Head lamp (ADD Low) 6. Side repeater lamp 7.
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