Powertrain: engine, transmission and driveline systems.
2
Generic SAE-standard code: same meaning on every make.
054
Specific fault index within the subsystem.
Frequently asked questions about P2054
What does P2054 mean?
Reductant Injection Valve Circuit Low Bank 1 Unit 2. The control module detected that the signal in the Reductant Injection Valve circuit stayed below the expected operating range.
Is P2054 generic or manufacturer-specific?
P2054 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P2054 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.