The control module judged the Mass or Volume Air Flow signal implausible: it stayed inside electrical limits but did not match the value expected for the current operating conditions. This is the manufacturer-specific definition used by MINI.
TuningBot DTC Database · v4.37.15
P1140 MINI - Mass or Volume Air Flow Circuit Range/Performance Problem
Manufacturer-specific interpretation for MINI. All interpretations of P1140
What P1140 means
Related and nearby codes
How to read P1140
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Frequently asked questions about P1140
What does P1140 mean?
Mass or Volume Air Flow Circuit Range/Performance Problem. The control module judged the Mass or Volume Air Flow signal implausible: it stayed inside electrical limits but did not match the value expected for the current operating conditions. This is the manufacturer-specific definition used by MINI.
Is P1140 generic or manufacturer-specific?
P1140 is a manufacturer-specific code. In this database it is documented for: MINI. The same number can mean something different on other brands.
Can TuningBot remove P1140 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: MAF Sensor
