P0255Injection Pump Fuel Metering Control A Intermittent (Cam/Rotor/Injector)
Generic (OBD-II) interpretation in the TuningBot DTC database.
P · PowertrainFuelOBD2
What P0255 means
P0255
Injection Pump Fuel Metering Control A Intermittent (Cam/Rotor/Injector)
Generic · fuel
Data confidence90%
The control module detected a fault associated with the Injection Pump Fuel Metering Control A Intermittent (Cam/Rotor/Injector) circuit or function; the stored code identifies the affected component rather than a single failure mode.
Symptoms
MIL illuminated
Possible rough running or misfire
Possible increased fuel consumption
Possible causes
Wiring
poor connection
injection pump
ECM
Recommended checks
Read fuel trim / mixture adaptation values
Check injector circuits and compare cylinder balance
Powertrain: engine, transmission and driveline systems.
0
Generic SAE-standard code: same meaning on every make.
255
Specific fault index within the subsystem.
Frequently asked questions about P0255
What does P0255 mean?
Injection Pump Fuel Metering Control A Intermittent (Cam/Rotor/Injector). The control module detected a fault associated with the Injection Pump Fuel Metering Control A Intermittent (Cam/Rotor/Injector) circuit or function; the stored code identifies the affected component rather than a single failure mode.
Is P0255 generic or manufacturer-specific?
P0255 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P0255 at file level?
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
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