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TuningBot DTC Database · v4.37.15

P25A2 Brake System Control Module "A" Requested MIL Illumination

Generic (OBD-II) interpretation in the TuningBot DTC database.

P · PowertrainEngineOBD2

What P25A2 means

P25A2
Brake System Control Module "A" Requested MIL Illumination Generic · engine Data confidence 78%

The control module detected a fault associated with the Brake System Control Module "A" Requested MIL Illumination circuit or function; the stored code identifies the affected component rather than a single failure mode.

Related and nearby codes

How to read P25A2

P

Powertrain: engine, transmission and driveline systems.

2

Generic SAE-standard code: same meaning on every make.

5A2

Specific fault index within the subsystem.

Frequently asked questions about P25A2

What does P25A2 mean?

Brake System Control Module "A" Requested MIL Illumination. The control module detected a fault associated with the Brake System Control Module "A" Requested MIL Illumination circuit or function; the stored code identifies the affected component rather than a single failure mode.

Is P25A2 generic or manufacturer-specific?

P25A2 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P25A2 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

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