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TuningBot DTC Database · v4.37.15

P252A Engine oil quality sensor - circuit malfunction

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

P · PowertrainEngineOBD2

What P252A means

P252A
Engine oil quality sensor - circuit malfunction Generic · engine Data confidence 78%

The control module detected improper operation of the Engine oil quality circuit.

Possible causes

  • Wiring
  • engine oil quality sensor
  • ECM

Related and nearby codes

How to read P252A

P

Powertrain: engine, transmission and driveline systems.

2

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

52A

Specific fault index within the subsystem.

Frequently asked questions about P252A

What does P252A mean?

Engine oil quality sensor - circuit malfunction. The control module detected improper operation of the Engine oil quality circuit.

Is P252A generic or manufacturer-specific?

P252A is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P252A 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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