P2561AJC control module - MIL activation requested
Generic (OBD-II) interpretation in the TuningBot DTC database.
P · PowertrainEngineOBD2
What P2561 means
P2561
AJC control module - MIL activation requested
Generic · engine
Data confidence78%
The control module detected a fault associated with the AJC control module - MIL activation requested circuit or function; the stored code identifies the affected component rather than a single failure mode.
Powertrain: engine, transmission and driveline systems.
2
Generic SAE-standard code: same meaning on every make.
561
Specific fault index within the subsystem.
Frequently asked questions about P2561
What does P2561 mean?
AJC control module - MIL activation requested. The control module detected a fault associated with the AJC control module - MIL activation requested circuit or function; the stored code identifies the affected component rather than a single failure mode.
Is P2561 generic or manufacturer-specific?
P2561 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P2561 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.