P01B8 Code Definition
P01B8 Alternative Fuel Rail Temperature Sensor Circuit Intermittent/Erratic
What Does the Engine Code P01B8 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 "B8" is DTC number. OBD2 Diagnostic Trouble Code P01B8 means that Alternative Fuel Rail Temperature Sensor Circuit Intermittent/Erratic has been detected.
Carly Universal Scanner
How Serious Is the Code P01B8?
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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