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: Battery Specifications
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Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
Service Point Target Auto Calibration (SPTAC) This procedure provides a way to calibrate the camera by having the service technician align the car to a well lit simulated straight road target; preferably wall mounted. The LDWS camera will have a "System Out of Calibration" DTC set if not operating within specified tolerances...
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