Kia Niro: Air Conditioning System / 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 its light receiving portion, generates an electromotive force in proportion to the amount of radiation received which is transferred to the automatic temperature control module so that the solar radiation compensation will be performed.

In-car Sensor Repair procedures
Replacement 1. Disconnect the negative (-) battery terminal. 2. Using a remover, remove the crash pad side cover [RH] (A). ...

Photo Sensor Repair procedures
Inspection 1. Switch "ON" the ignition. 2. Connect the KDS/GDS. 3. Emit intensive light toward the photo senso ...

Other information:

Kia Niro 2017 (DE HEV) Service Manual: A/C Pressure Transducer Repair procedures
Inspection 1. Measure the pressure of high pressure line by measuring voltage output between terminals "1" and “2”. 2. Check if the voltage is within specification. Voltage = 0.00878835 * Pressure + ...

Kia Niro 2017 (DE HEV) Service Manual: Variable Force Solenoid (VFS) Description and operation
Description Continuous Variable Valve Timing (CVVT) system advances or retards the valve timing of the intake and exhaust valve in accordance with the ECM control signal which is calculated by the engine speed and load. By controlling CVVT, the valve overlap or underlap occurs, wh ...

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