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...

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    Hyundai Sonata LF 2014-2019 Service Manual: Cruise Control Switch Repair procedures


    Inspection [Measuring Resistance] 1. Disconnect the cruise control switch connector from the control switch. 2. Measure resistance between terminals on the control switch when each function switch is ON (switch is depressed). Function switchTerminalResistanceSET -3 - 5550?±5%RES +3 - 5880?±5%CANCEL3 - 5330?±5%CRUISE3 - 51...

    Hyundai Sonata LF 2014-2019 Service Manual: Rear Seat Belt


    Rear Seat Belt Retractor Components and Components Location Component Location 1. Rear seat belt retractor [LH]2. Rear seat belt retractor [RH] Rear Seat Belt Retractor Repair procedures Replacement     • When installing the belt, make sure not to damage the retractor...

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