P25FBTurbocharger/Supercharger Bypass Valve C Control Circuit Range/Performance
Generic (OBD-II) interpretation in the TuningBot DTC database.
P · PowertrainEngineOBD2
What P25FB means
P25FB
Turbocharger/Supercharger Bypass Valve C Control Circuit Range/Performance
Generic · engine
Data confidence65%
The control module judged the Turbocharger/Supercharger Bypass Valve C Control signal implausible: it stayed inside electrical limits but did not match the value expected for the current operating conditions.
Powertrain: engine, transmission and driveline systems.
2
Generic SAE-standard code: same meaning on every make.
5FB
Specific fault index within the subsystem.
Frequently asked questions about P25FB
What does P25FB mean?
Turbocharger/Supercharger Bypass Valve C Control Circuit Range/Performance. The control module judged the Turbocharger/Supercharger Bypass Valve C Control signal implausible: it stayed inside electrical limits but did not match the value expected for the current operating conditions.
Is P25FB generic or manufacturer-specific?
P25FB is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P25FB 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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