The control module detected that the Oil pressure regulation fault was above its expected limit. Documented for the Bosch MED 17.4.x engine ECU (EP6 THP family) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
TuningBot DTC Database · v4.37.15
P15A6 PSA - Oil pressure regulation fault : Pressure too high in relation to the setting
Manufacturer-specific interpretation for PSA. All interpretations of P15A6
What P15A6 means
Related and nearby codes
How to read P15A6
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Frequently asked questions about P15A6
What does P15A6 mean?
Oil pressure regulation fault : Pressure too high in relation to the setting. The control module detected that the Oil pressure regulation fault was above its expected limit. Documented for the Bosch MED 17.4.x engine ECU (EP6 THP family) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
Is P15A6 generic or manufacturer-specific?
P15A6 is a manufacturer-specific code. In this database it is documented for: PSA. The same number can mean something different on other brands.
Can TuningBot remove P15A6 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
