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TuningBot DTC Database · v4.37.15

P277B Electric/Auxiliary Transmission Fluid Pump B Driver Circuit Performance

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

P · PowertrainTransmissionOBD2

What P277B means

P277B
Electric/Auxiliary Transmission Fluid Pump B Driver Circuit Performance Generic · transmission Data confidence 65%

The control module judged the Electric/Auxiliary Transmission Fluid Pump B Driver behaviour implausible for the current operating conditions.

Related and nearby codes

How to read P277B

P

Powertrain: engine, transmission and driveline systems.

2

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

77B

Specific fault index within the subsystem.

Frequently asked questions about P277B

What does P277B mean?

Electric/Auxiliary Transmission Fluid Pump B Driver Circuit Performance. The control module judged the Electric/Auxiliary Transmission Fluid Pump B Driver behaviour implausible for the current operating conditions.

Is P277B generic or manufacturer-specific?

P277B is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P277B 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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