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TuningBot DTC Database · v4.37.15

P28ED Electric/Auxiliary Transmission Fluid Pump B Overspeed

Generic (OBD-II) interpretation in the TuningBot DTC database.

P · PowertrainTransmissionOBD2

What P28ED means

P28ED
Electric/Auxiliary Transmission Fluid Pump B Overspeed Generic · transmission Data confidence 65%

The control module detected a fault associated with the Electric/Auxiliary Transmission Fluid Pump B Overspeed circuit or function; the stored code identifies the affected component rather than a single failure mode.

Related and nearby codes

How to read P28ED

P

Powertrain: engine, transmission and driveline systems.

2

Generic SAE-standard code: same meaning on every make.

8ED

Specific fault index within the subsystem.

Frequently asked questions about P28ED

What does P28ED mean?

Electric/Auxiliary Transmission Fluid Pump B Overspeed. The control module detected a fault associated with the Electric/Auxiliary Transmission Fluid Pump B Overspeed circuit or function; the stored code identifies the affected component rather than a single failure mode.

Is P28ED generic or manufacturer-specific?

P28ED is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P28ED 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

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