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P25BB
Regeneration Control Switch Circuit Low
Generic · engine
Data confidence
65%
The control module detected that the signal in the Regeneration Control Switch circuit stayed below the expected operating range.
TuningBot DTC Database · v4.37.14
P25BB Regeneration Control Switch Circuit Low
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P25BB means
Related and nearby codes
How to read P25BB
P
Powertrain: engine, transmission and driveline systems.
2
Generic SAE-standard code: same meaning on every make.
5BB
Specific fault index within the subsystem.
Frequently asked questions about P25BB
What does P25BB mean?
Regeneration Control Switch Circuit Low. The control module detected that the signal in the Regeneration Control Switch circuit stayed below the expected operating range.
Is P25BB generic or manufacturer-specific?
P25BB is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P25BB at file level?
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry and, where the ECU needs it, corrects the checksum too. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
Other file services
Understand the system behind this code: Diagnostic Strategy and DTC Logic