The control module detected that the Electric/Auxiliary Transmission Fluid Pump A Pressure value was below the expected limit.
TuningBot DTC Database · v4.37.15
P27E1 Electric/Auxiliary Transmission Fluid Pump A Pressure Too Low
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P27E1 means
Related and nearby codes
How to read P27E1
Powertrain: engine, transmission and driveline systems.
Generic SAE-standard code: same meaning on every make.
Specific fault index within the subsystem.
Frequently asked questions about P27E1
What does P27E1 mean?
Electric/Auxiliary Transmission Fluid Pump A Pressure Too Low. The control module detected that the Electric/Auxiliary Transmission Fluid Pump A Pressure value was below the expected limit.
Is P27E1 generic or manufacturer-specific?
P27E1 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P27E1 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: Diagnostic Strategy and DTC Logic
