P0EBF

A/C Refrigerant Temperature Sensor A Range/Performance

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$6–33 (est.)

Symptoms

Inefficient operation of the air conditioner
Car air conditioning turns on and off spontaneously
Unusual noises from the air conditioning system
Reduced overall cooling system performance

Causes

Faulty refrigerant temperature sensor
Damaged or oxidized sensor contacts
Sensor wiring harness fault
Low refrigerant level
Problems with the air conditioning control unit

How to Fix

Check the refrigerant level in the system
Inspect the sensor and its connectors for damage
Check the wiring to the sensor
Replace coolant temperature sensor if necessary

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