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P25C2
Alternative Fuel Disable Signal Circuit High
Generic · engine
Data confidence
65%
The control module detected that the signal in the Alternative Fuel Disable circuit stayed above the expected operating range.
TuningBot DTC Database · v4.38.5
P25C2 Alternative Fuel Disable Signal Circuit High
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P25C2 means
Related and nearby codes
How to read P25C2
P
Powertrain: engine, transmission and driveline systems.
2
Generic SAE-standard code: same meaning on every make.
5C2
Specific fault index within the subsystem.
Frequently asked questions about P25C2
What does P25C2 mean?
Alternative Fuel Disable Signal Circuit High. The control module detected that the signal in the Alternative Fuel Disable circuit stayed above the expected operating range.
Is P25C2 generic or manufacturer-specific?
P25C2 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P25C2 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.
Other file services
Understand the system behind this code: Diagnostic Strategy and DTC Logic