Hyundai Elantra: Air Conditioning System / Auto Defogging Sensor Description and Operation

Hyundai Elantra AD (2016-2020) Service Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / Auto Defogging Sensor Description and Operation

Description

The auto defogging sensor is installed on the front window glass. The sensor judges and sends signal if moisture occurs to blow out wind for defogging. The air conditioner control module receives signal from the sensor and restrains moisture and eliminate defog by controlling the intake actuator, A/C, auto defogging actuator, blower motor rpm, and mode actuator.

Ambient Temperature Sensor Repair procedures

Inspection 1. Check the resistance of the ambient temperature sensor between terminals 1 and 2 whether it changes by changing the ambient temperature. 1. Ambient Sensor (+)2. Sensor ground ...

Auto Defogging 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 ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Components and Components Location
Components NoConnector AConnector BConnector CConnector D1Batt (+)IGNRain sensor (LIN)Airbag unit (LIN)2IGN 1Front wiper switch (High)-RPAS (LIN)3IGN 2Light switch-Puddle lamp4Brake switchHead lamp switch (High)-ATM solenoid5Front wiper switch (Low)Auto light power-Power windo ...

Hyundai Elantra AD (2016-2020) Owners Manual: Selecting a Child Restraint System (CRS)
When selecting a CRS for your child, always: Make sure the CRS has a label certifying that it meets applicable Federal Motor Vehicle Safety Standards (FMVSS 213). Select a child restraint based on your child’s height and weight. The required label or the instructions for use typically ...