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TuningBot DTC Database · v4.37.15

P14A3 BMW - Pressure Of Diesel Particulate Filter Implausible To Atmospheric Pressure Or Boost Pressure

Manufacturer-specific interpretation for BMW. All interpretations of P14A3

P · PowertrainEmissionsOBD2

What P14A3 means

P14A3
Pressure Of Diesel Particulate Filter Implausible To Atmospheric Pressure Or Boost Pressure BMW · emissions Data confidence 62%

The control module detected a fault associated with the Pressure Of Diesel Particulate Filter Implausible To Atmospheric Pressure Or Boost Pressure circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by BMW.

Related and nearby codes

How to read P14A3

P

Powertrain: engine, transmission and driveline systems.

1

Manufacturer-defined range: the meaning can differ between brands.

4A3

Specific fault index within the subsystem.

Frequently asked questions about P14A3

What does P14A3 mean?

Pressure Of Diesel Particulate Filter Implausible To Atmospheric Pressure Or Boost Pressure. The control module detected a fault associated with the Pressure Of Diesel Particulate Filter Implausible To Atmospheric Pressure Or Boost Pressure circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by BMW.

Is P14A3 generic or manufacturer-specific?

P14A3 is a manufacturer-specific code. In this database it is documented for: BMW. The same number can mean something different on other brands.

Can TuningBot remove P14A3 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

ECU tuningStage 1 dyno results for BMW engines See the results →

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