Hyundai Kona: 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.

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.

Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the front bumper.
(Refer to Body - "Front Bumper Cover")
3.
Disconnect the connector (A) and then remove the ambient temperature sensor (B).

4.
To install, reverse the removal procedure.
Ambient Temperature Sensor Description and operation
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 ...

Auto Defogging Sensor Description and operation
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Other information:

Hyundai Kona (OS) 2018-2026 Owners Manual: Parking Distance Warning (Reverse) system
[A] : Sensor The Parking Distance Warning (Reverse) system assists the driver during reverse movement of the vehicle by chiming if any object is sensed within the distance of 120 cm (50 inches) behind the vehicle. This system is a supplemental system that senses objects within the range and loca ...

Hyundai Kona (OS) 2018-2026 Owners Manual: AUTO STOP Indicator Light
This indicator light illuminates: When the engine enters the Idle Stop mode of the ISG (Idle Stop and Go) system. This indicator light blinks: When the automatic starting occurs, the AUTO STOP indicator on the cluster will blink for 5 seconds. Information When the engine automatically sta ...

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