The control module detected that the Oil pressure sensor signal is jammed or locked. 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
P15AA PSA - Oil pressure sensor signal : Signal jammed outside the operating range
Manufacturer-specific interpretation for PSA. All interpretations of P15AA
What P15AA means
Related and nearby codes
How to read P15AA
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 P15AA
What does P15AA mean?
Oil pressure sensor signal : Signal jammed outside the operating range. The control module detected that the Oil pressure sensor signal is jammed or locked. 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 P15AA generic or manufacturer-specific?
P15AA 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 P15AA 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
