P2522
A/C Request B Circuit
P2522 is an OBD-II diagnostic trouble code meaning: A/C Request B Circuit. Common causes: open or short circuit in a/c b request circuit, faulty a/c relay. Estimated repair cost: $6–33.
Symptoms
- Air conditioner doesn't work
- Check Engine Light Is On
- Increased fuel consumption
- Reduced engine power
Causes
- Open or short circuit in A/C B request circuit
- Faulty A/C relay
- Problems with the climate control unit
- Wiring harness damage
- Engine control module (ECM) malfunction
How to Fix
- Check the continuity of the A/C B request circuit
- Check the condition of the air conditioner relay
- Inspect connections and connectors for corrosion
- Check the operation of the climate control unit
- Replace damaged components if necessary
Related codes
Error P2522 by Vehicle Brand
FAQ
What does the P2522 code mean?
P2522 is an OBD-II diagnostic trouble code that indicates: A/C Request B Circuit
What causes a P2522 error code?
The most common causes of P2522 include: Open or short circuit in A/C B request circuit; Faulty A/C relay; Problems with the climate control unit; Wiring harness damage.
How do I fix a P2522 diagnostic trouble code?
To fix P2522: Check the continuity of the A/C B request circuit. Check the condition of the air conditioner relay. Inspect connections and connectors for corrosion. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2522?
Yes, but get it checked soon
How much does it cost to fix P2522?
The estimated repair cost for P2522 is $6–33. Actual cost depends on your vehicle, location, and labor rates.
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