P0256 Code Definition
P0256 Injection Pump Fuel Metering Control 'B' (Cam/Rotor/Injector)
What Does the Engine Code P0256 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. "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 "56" is DTC number. OBD2 Diagnostic Trouble Code P0256 means that Injection Pump Fuel Metering Control 'B' (Cam/Rotor/Injector) has been detected.
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How Serious Is the Code P0256?
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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