Hyundai Venue (QX): Air Conditioning System / Ambient Temperature Sensor. Repair procedures

Hyundai Venue (QX) (2020-2026) Service Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / 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.

Hyundai Venue. Ambient Temperature Sensor. Repair procedures

1. Ambient Sensor (+)

 2. Sensor ground

Specification
Ambient temperature
[°C (°F)]
Resistance between terminal 1 and 2 (kΩ)
-10 (14)
 164.2
0 (32)
 97.5
10 (50)
 59.6
20 (68)
 37.46

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.
(1) Self diagnosis : Checking the failure code (DTC) and display.
(2) Current data : Checking the system input/output data state.
(3) Actuation test : Checking the system operation condition.
(4) Additional function : Other controlling such as he system option and zero point adjustment.
2.
Select the 'Car model' and the system to be checked in order to check the vehicle with the tester.
3.
Select the 'Current data' menu to search the current state of the input / output data.
The input / output data for the sensors corresponding to the Ambient Temperature Sensor can be checked.

Hyundai Venue. Ambient Temperature Sensor. Repair procedures
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the front bumper cover.
(Refer to Body - "Front Bumper Cover")
3.
Separate the connector (A) and remove the ambient temperature sensor.

Hyundai Venue. Ambient Temperature Sensor. Repair procedures
4.
To install, reverse the removal procedure.
Hyundai Venue. Ambient Temperature Sensor. Repair procedures   
•
Make sure the connector is connected in properly.
•
Replace any damaged clips.

    Description The ambient temperature sensor is located at the front of the condenser and detects ambient air temperature. It is a negative type thermistor; resistance will increase with lower temperature, and decrease with higher temperature.

    Other information:

    Hyundai Venue (QX) (2020-2026) Service Manual: In-car Sensor. Description and operation

    Description The In-car air temperature sensor is built in the heater & A/C control unit. The sensor contains a thermistor which measures the temperature of the inside. The signal decided by the resistance value which changes in accordance with perceived inside temperature, is delivered to heater control unit and accord

    Hyundai Venue (QX) (2020-2026) Service Manual: Components and components location

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