P255F
A/C Request A Circuit Range/Performance
P255F is an OBD-II diagnostic trouble code meaning: A/C Request A Circuit Range/Performance. Common causes: open or short circuit in the air conditioner request circuit, air conditioning relay malfunction. Estimated repair cost: $6–56.
Symptoms
- Air conditioner won't turn on
- Unstable operation of the air conditioner
- Check Engine Light Is On
- Increased fuel consumption
- Reduced engine power when the air conditioner is turned on
Causes
- Open or short circuit in the air conditioner request circuit
- Air conditioning relay malfunction
- Problems with the climate control unit
- Malfunction of the pressure sensor in the air conditioning system
- Poor contact in circuit connectors
How to Fix
- Check the integrity of the wiring of the air conditioner request circuit
- Check the operation of the air conditioner relay
- Diagnose the climate control unit
- Check the pressure sensor in the air conditioning system
- Clean and check contacts in circuit connectors
Related codes
Error P255F by Vehicle Brand
FAQ
What does the P255F code mean?
P255F is an OBD-II diagnostic trouble code that indicates: A/C Request A Circuit Range/Performance
What causes a P255F error code?
The most common causes of P255F include: Open or short circuit in the air conditioner request circuit; Air conditioning relay malfunction; Problems with the climate control unit; Malfunction of the pressure sensor in the air conditioning system.
How do I fix a P255F diagnostic trouble code?
To fix P255F: Check the integrity of the wiring of the air conditioner request circuit. Check the operation of the air conditioner relay. Diagnose the climate control unit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P255F?
Yes, but get it checked soon
How much does it cost to fix P255F?
The estimated repair cost for P255F is $6–56. Actual cost depends on your vehicle, location, and labor rates.
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