Kia Stinger CK: Air Conditioning System / Evaporator Temperature Sensor

Description and operation
Description

The evaporator temperature sensor detects the evaporator core temperature and interrupts compressor relay power in order to prevent evaporator from freezing by excessive cooling.

Repair procedures
Inspection
1.

Turn the ignition switch OFF.

2.

Disconnect the evaporator temperature sensor connector.

3.

Measure resistance between terminals “+” and “-” of the evaporator temperature sensor.

Specification

Evaporator core temperature
[°C (°F)]
Resistance[kΩ]
Voltage[V]
-10 (14)
43.35
2.96
0 (32)
27.62
2.4
10 (50)
18.07
1.88
20 (68)
12.11
1.44
30 (86)
8.3
1.08
40 (104)
5.81
0.81

4.

Connect the evaporator temperature sensor connector.

5.

Run the engine, turn the A/C switch ON, and then measure the voltage between the terminals of the harness connector.

Replacement
1.

Disconnect the negative (-) battery terminal.

2.

Remove the evaporator core assembly.

(Refer to Air Conditioning System - "Evaporator Core")

3.

Remove the evaporator temperature sensor (A) from evaporator sensor.

4.

Install in the reverse order of removal.

Other information:

Kia Stinger (CK) 2018-2023 Service Manual: D Position Solenoid Valve (ON/OFF)

Specifications Specifications Item Specification Control type ON/OFF Control pressure kpa (kgf/cm², psi) 539.36 (5.5, 78.23) Current (mA) 0 - 600 Coil resistance (Ω) 10.5 ± 0.5 Components and components location Components Location 1.

Kia Stinger (CK) 2018-2023 Service Manual: Good driving practices

Never move the shift lever from P (Park) or N (Neutral) to any other position with the accelerator pedal depressed. Never move the shift lever into P (Park) when the vehicle is in motion. Be sure the vehicle is completely stopped before you attempt to shift into R (Reverse) or D (Drive). Do not move the shift lever to N (Neutral) when driving.

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