The control module judged the Engine Oil Pressure Sensor/Switch "B" behaviour implausible for the current operating conditions.
TuningBot DTC Database · v4.37.15
P055B Engine Oil Pressure Sensor/Switch "B" Range/Performance
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P055B means
Related and nearby codes
How to read P055B
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 P055B
What does P055B mean?
Engine Oil Pressure Sensor/Switch "B" Range/Performance. The control module judged the Engine Oil Pressure Sensor/Switch "B" behaviour implausible for the current operating conditions.
Is P055B generic or manufacturer-specific?
P055B is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P055B 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
