Kia Optima Hybrid: 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 Signal Signal
3. Photo Signal (RH)
4. Led power (BAT)
5. Led GND (To BCM)
6. Photo Signal (LH)
7. Photo Power (SW)
8. 5V (Vcc)

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 right of defrost nozzle. 2. The photo sensor contains a photovoltaic (sensitive to sunlight) diode. The solar radiation received by its light receiving ...

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 temperature, ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Front Hub / Knuckle Components and Components Location


Components 1. Driveshaft nut2. Brake disc3. Hub4. Wheel bearing5. Snap ring6. Dust cover7. Knuckle8. Driveshaft ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Shift Lever Components and Components Location


Components 1. Shift lever assembly 2. Shift cable retainer3. Shift cable assembly4. "P" position switch5. Manual mode switch housing6. Shift lock solenoid ...

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