Error code
OBD2 P2522
OBD2P2522
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
A/C Request 'B' Circuit.
Severity
moderateCan drive, but the A/C may not work properly.
Summary
P2522 indicates an issue with the A/C Request 'B' circuit, which is part of the air conditioning (A/C) system in your car.
Common Causes
- Wiring issues
- AJC control module failure
- AJC master switch malfunction
- AJC refrigerant pressure switch/sensor problem
Fixes
FAQ
What does P2522 mean?
P2522 indicates a malfunction in the A/C Request 'B' circuit, which is part of your vehicle's air conditioning system.
How do I fix P2522?
The issue could be related to wiring or components like the AJC control module, master switch, or refrigerant pressure sensor. Professional diagnosis and repair are recommended.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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