P2173Throttle Actuator Control System - High Air Flow Detected
Generic (OBD-II) interpretation in the TuningBot DTC database.
P · PowertrainEngineOBD2
What P2173 means
P2173
Throttle Actuator Control System - High Air Flow Detected
Generic · engine
Data confidence85%
The control module detected a fault associated with the Throttle Actuator Control System - High Air Flow Detected 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.
173
Specific fault index within the subsystem.
Frequently asked questions about P2173
What does P2173 mean?
Throttle Actuator Control System - High Air Flow Detected. The control module detected a fault associated with the Throttle Actuator Control System - High Air Flow Detected circuit or function; the stored code identifies the affected component rather than a single failure mode.
Is P2173 generic or manufacturer-specific?
P2173 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P2173 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.