P22AC Code Definition
P22AC O2 Sensor Positive Current Control Circuit Low (Bank 1 Sensor 2)
What Does the Engine Code P22AC Mean?
Character "P" in the first position of Diagnostic Trouble Code (DTC) represents the powertrain system (engine and transmission), "2" in the second position means that this is a ISO/SAE controlled OBD-II (OBD2) DTC. "2" in the third character position in a DTC indicates that the fuel and air metering and auxiliary emission controls is experiencing a malfunction. The last two characters "AC" is DTC number. OBD2 Diagnostic Trouble Code P22AC means that O2 Sensor Positive Current Control Circuit Low (Bank 1 Sensor 2) has been detected.
Carly Universal Scanner
How Serious Is the Code P22AC?
This issue is not critical yet. Make sure that it is current and fix it early before this leads to more severe issues.
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