1. Driver's temperature control knob
2. Front windshield defrost button
3. Rear window defrost button
4. Fan speed control knob
5. Air intake control button
6. Passenger's temperature control knob
7. AUTO (automatic control) button
8. OFF button
9. Air conditioning button
10. Mode selection button
11. SYNC button
12. Climate control information screen
NOTICE
Operating the blower when the ignition switch is in the ON position could cause the battery to discharge. Operate the blower when the engine is running.
Hyundai Elantra AD (2016-2020) Service Manual: Power Window Switch Repair procedures
Inspection
[Driver Power Window Switch]
1.
Disconnect the negative (-) battery terminal.
2.
Remove the driver door trim.
(Refer to Body - "Front Door Trim")
3.
Disconnect the power mirror switch connector from the door trim.
4.
Check for continuity between the terminals in each swi ...
Hyundai Elantra AD (2016-2020) Service Manual: 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 rece ...