P2401Evaporative emission (EVAP) leak detection pump, control - circuit low
Generic (OBD-II) interpretation in the TuningBot DTC database.
P · PowertrainEmissionsOBD2
What P2401 means
P2401
Evaporative emission (EVAP) leak detection pump, control - circuit low
Generic · emissions
Data confidence78%
The control module detected that the signal in the Evaporative emission (EVAP) leak detection pump, control circuit stayed below the expected operating range.
Powertrain: engine, transmission and driveline systems.
2
Generic SAE-standard code: same meaning on every make.
401
Specific fault index within the subsystem.
Frequently asked questions about P2401
What does P2401 mean?
Evaporative emission (EVAP) leak detection pump, control - circuit low. The control module detected that the signal in the Evaporative emission (EVAP) leak detection pump, control circuit stayed below the expected operating range.
Is P2401 generic or manufacturer-specific?
P2401 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P2401 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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