Hyundai Sonata LF: Air Conditioning System / Photo Sensor Description and Operation

Hyundai Sonata LF 2014-2019 Service Manual / Heating, Ventilation and Air Conditioning / 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

    Diagnosis With GDS 1. The heating, ventilation and air conditioning can be quickly diagnosed failed parts with vehicle diagnostic system (GDS). ? The diagnostic system (GDS) provides the following information...

    Photo Sensor Repair procedures

    Inspection 1. Turn the ignition switch ON. 2. Connect the GDS. 3. Emit intensive light toward the photo sensor using a lamp, and check the output voltage change...

    Other information:

    Hyundai Sonata LF 2014-2019 Service Manual: Engine Oil Repair procedures


    Replacement     • Prolonged and repeated contact with mineral oil will result in the removal of natural fats from the skin, leading to dryness, irritation and dermatitis. In addition, used engine oil contains potentially harmful contaminants which may cause skin cancer...

    Hyundai Sonata LF 2014-2019 Service Manual: Panorama Sunroof Assembly Repair procedures


    Removal     • In order to remove the panorama sunroof assembly, use the tools shown in the following figure: [Tooling Diagram] Square wire Insert-type wire grip [Tooling Assembly Diagram] • Insert and affix square wire into the insert hole of the wire grip ...

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