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.

Photo Sensor Description and operation
Description The photo sensor is located at the center of the defrost nozzles. The photo sensor contains a photovoltaic (sensitive to sunlight) diode. The solar radiation received by ...

Ambient Temperature Sensor Description and operation
Description Located at the front of the condenser, the ambient temperature sensor detects the ambient air temperature. It is a negative type thermistor; resistance will increase at lo ...

Other information:

Kia Niro 2017 (DE HEV) Service Manual: Lane Keeping Assist System (LKAS) Unit Repair procedures
Removal    When replacing the LKAS switch, check that the symbol mark in the cluster operates normally by pressing the ON/OFF switch. 1. Disconnect the negative (-) battery terminal. ...

Kia Niro 2017 (DE HEV) Service Manual: Components and positions
Components 1. Smart key unit 2. Body control module (BCM) 3. Wireless power charging unit 4. Instrument cluster ...

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