Hyundai Equus: Auto Defogging Sensor Description and Operation
Second generation VI (2009–2026) / Hyundai Equus VI 2009-2026 Service Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / Auto Defogging Sensor Description and Operation
Second generation VI (2009–2026) / Hyundai Equus VI 2009-2026 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.
Air Quality Sensor (AQS) Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Connect the GDS.
3.
Check the output voltage of AQS between terminal 2 and 3.
1. DC 12V( Ignition)2. Sensor ground3. AQS signal
Specif ...
Auto Defogging Sensor Repair procedures
Inspection
To inspect and diagnose the sensor, refer to Self-Diagnosis procedure and DTC guide.
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Using a screwdriver or remov ...
See also:
Automatic Transmission Components and Components Location
Components Location
1. Automatic transmission case2. Inhibitor switch3. Manual control lever4. Shift cable bracket5. Oil injection hole6. Air breather hose & pipe7. Oil injection hole (in fac ...
Daytime running light
Daytime Running Lights (DRL) can make it easier for others to see the front of
your vehicle during the day. DRL can be helpful in many different driving conditions,
and it is especially helpful af ...
Climate control air filter
The climate control air filter installed behind the glove box filters the dust
or other pollutants that come into the vehicle from the outside through the heating
and air conditioning system.
I ...
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