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A/C Evaporator Temperature Sensor

A/C System

Monitors evaporator temperature to prevent freezing and ensure proper A/C function.

This sensor measures the temperature of the evaporator to prevent it from freezing and to maintain optimal cooling efficiency by regulating compressor cycles.

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Typical part cost
$25–$75🔒
🔧
Typical labor cost
$100–$250🔒
🛣️
Typically lasts
80,000–150,000 mi
📅
Or about
4.0–10.0 years
🛠️
DIY difficulty
5/10

⚠️ Owners Often Notice

If the A/C Evaporator Temperature Sensor is starting to fail, these are the signs owners most commonly report before it gets worse:

A/C freezing up
Poor cooling
Compressor cycling
No cold air
Overheating
Erratic cooling

Related Services

Services commonly performed on or around this part.

Replace A/C Evaporator Temperature Sensor

No standard interval on file

Inspect A/C Evaporator Temperature Sensor

No standard interval on file

Test A/C Evaporator Temperature Sensor

No standard interval on file