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TuningBot DTC Database · v4.37.15

P27A4 Electric/Auxiliary Transmission Fluid Pump B Control Circuit Low

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

P · PowertrainTransmissionOBD2

What P27A4 means

P27A4
Electric/Auxiliary Transmission Fluid Pump B Control Circuit Low Generic · transmission Data confidence 65%

The control module detected that the signal in the Electric/Auxiliary Transmission Fluid Pump B Control circuit stayed below the expected operating range.

Related and nearby codes

How to read P27A4

P

Powertrain: engine, transmission and driveline systems.

2

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

7A4

Specific fault index within the subsystem.

Frequently asked questions about P27A4

What does P27A4 mean?

Electric/Auxiliary Transmission Fluid Pump B Control Circuit Low. The control module detected that the signal in the Electric/Auxiliary Transmission Fluid Pump B Control circuit stayed below the expected operating range.

Is P27A4 generic or manufacturer-specific?

P27A4 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P27A4 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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