Kia Niro: Air Conditioning System / Photo Sensor Repair procedures

Inspection
1.

Switch "ON" the ignition.

2.

Connect the KDS/GDS.

3.

Emit intensive light toward the photo sensor using a lamp, and check the change in output voltage.

4.

The voltage will rise with higher intensive light and fall with lower intensive light.

1. Auto light signal
2. Auto light ground
3. Photo signal (RH)
4. LED battery (+)
5. LED signal
6. Photo DRV
7. Photo power
8. Auto light power

Replacement
1.

Disconnect the negative (-) battery terminal.

2.

By using a screw driver or a remover, and remove the photo-sensor (A) and remove the connector (B).

3.

Install in the reverse order of removal.

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