P2406Evaporative emission (EVAP) leak detection pump, sense circuit - circuit high
Generic (OBD-II) interpretation in the TuningBot DTC database.
P · PowertrainEmissionsOBD2
What P2406 means
P2406
Evaporative emission (EVAP) leak detection pump, sense circuit - circuit high
Generic · emissions
Data confidence78%
The control module detected that the signal in the Evaporative emission (EVAP) leak detection pump, sense circuit stayed above the expected operating range.
Powertrain: engine, transmission and driveline systems.
2
Generic SAE-standard code: same meaning on every make.
406
Specific fault index within the subsystem.
Frequently asked questions about P2406
What does P2406 mean?
Evaporative emission (EVAP) leak detection pump, sense circuit - circuit high. The control module detected that the signal in the Evaporative emission (EVAP) leak detection pump, sense circuit stayed above the expected operating range.
Is P2406 generic or manufacturer-specific?
P2406 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P2406 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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