Hours: 07–23 daily

TuningBot DTC Database · v4.37.15

P12A0 Diagnostic Trouble Code (2 interpretations)

2 manufacturer-specific interpretations across 1 manufacturer in the TuningBot DTC database.

P · PowertrainEngineOBD2
Brand pages:PSA

PSA

2 interpretations
P12A0
Air circuit : Quantity of fresh air below the reference value (Service) PSA · engine Data confidence 72%

The control module detected the fault condition "Quantity of fresh air below the reference value (Service)" for the Air circuit. Documented for the Continental SID 807 injection ECU (DV6C 1.6 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.

Applies to Peugeot Continental SID 807 injection ECU (DV6C 1.6 HDi)
P12A0
Air circuit : Quantity of fresh air below the reference value (APV) PSA · engine Data confidence 72%

The control module detected the fault condition "Quantity of fresh air below the reference value (APV)" for the Air circuit. Documented for the Delphi DCM 3.5 injection ECU (DW10C 2.0 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.

Applies to Peugeot Delphi DCM 3.5 injection ECU (DW10C 2.0 HDi)

Related and nearby codes

How to read P12A0

P

Powertrain: engine, transmission and driveline systems.

1

Manufacturer-defined range: the meaning can differ between brands.

2A0

Specific fault index within the subsystem.

Frequently asked questions about P12A0

What does P12A0 mean?

Diagnostic Trouble Code (2 interpretations). The control module detected the fault condition "Quantity of fresh air below the reference value (Service)" for the Air circuit. Documented for the Continental SID 807 injection ECU (DV6C 1.6 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.

Is P12A0 generic or manufacturer-specific?

P12A0 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 P12A0 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

ECU tuningStage 1 dyno results for PSA engines See the results →

← Search the full DTC database