The control module detected a fault associated with the Cylinder 9 - above knock threshold 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.
344
Specific fault index within the subsystem.
Frequently asked questions about P2344
What does P2344 mean?
Cylinder 9 - above knock threshold. The control module detected a fault associated with the Cylinder 9 - above knock threshold circuit or function; the stored code identifies the affected component rather than a single failure mode.
Is P2344 generic or manufacturer-specific?
P2344 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P2344 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.