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: Rear Glass Defogger
Components and components location Component Location 1. Rear glass defogger relay (Buil-in engine room relay box) 2. Rear glass defogger switch (Dual type) 3. Rear glass defogger switch (Manual type) 4.
Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Description and operation
Description and operation The System may be limited when • The radar sensor or camera is blocked with a foreign object or debris.
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