P018F Code Definition
P018F Fuel System Over Pressure Relief Valve Frequent Activation
What Does the Engine Code P018F Mean?
Character "P" in the first position of Diagnostic Trouble Code (DTC) represents the powertrain system (engine and transmission), "0" in the second position means that this is a generic OBD-II (OBD2) DTC. "1" 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 "8F" is DTC number. OBD2 Diagnostic Trouble Code P018F means that Fuel System Over Pressure Relief Valve Frequent Activation has been detected.
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How Serious Is the Code P018F?
For now, this issue is not serious. Carly recommends you to check this issue on a regular basis and check if it gets worse later on.
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