Hyundai Elantra: Air Conditioning System / Photo Sensor Description and Operation

Hyundai Elantra AD (2016-2020) 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 follow ...

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. 4. The voltage will ri ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Shift-Lock System. Shift-Lock Release. Parking
Shift-Lock System For your safety, the dual clutch transmission has a shift-lock system which prevents shifting the transmission from P (Park) into R (Reverse) unless the brake pedal is depressed. To shift the transmission from P (Park) into R (Reverse): 1. Depress and hold the brake pedal. ...

Hyundai Elantra AD (2016-2020) Service Manual: Schematic Diagrams
Trouble Symptom Charts Component Parts And Function Outline Component partFunctionCruise Control SwitchInput the set speed and distance to the SCC ECU.Instrument ClusterDisplay various information inputted from SCC.Smart Cruise Control UnitRecognize and track the vehicle ahead.Calculate the targ ...