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TuningBot DTC Database · v4.37.15

P12A6 Diagnostic Trouble Code (2 interpretations)

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

P · PowertrainFuelOBD2
Brand pages:ChevroletPSA

Chevrolet

1 interpretation
P12A6
Fuel pump enable circuit voltage - performance Chevrolet · fuel Data confidence 62%

The control module judged the Fuel pump enable circuit voltage behaviour implausible for the current operating conditions. This is the manufacturer-specific definition used by Chevrolet.

Possible causes

  • Wiring
  • fuel pump flow control module (FPMC)
  • fuel pump flow control module (FPCM) relay

PSA

1 interpretation
P12A6
Correction of injector flow rate cylinder 2 : Injector leak PSA · fuel Data confidence 72%

The control module detected the fault condition "Injector leak" for the Correction of injector flow rate cylinder 2. Documented for the Siemens SID 803 injection ECU (DW10BTED4 2.0 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.

Applies to Peugeot Siemens SID 803 injection ECU (DW10BTED4 2.0 HDi)

Related and nearby codes

How to read P12A6

P

Powertrain: engine, transmission and driveline systems.

1

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

2A6

Specific fault index within the subsystem.

Frequently asked questions about P12A6

What does P12A6 mean?

Diagnostic Trouble Code (2 interpretations). The control module judged the Fuel pump enable circuit voltage behaviour implausible for the current operating conditions. This is the manufacturer-specific definition used by Chevrolet.

Is P12A6 generic or manufacturer-specific?

P12A6 is a manufacturer-specific code. In this database it is documented for: Chevrolet, PSA. The same number can mean something different on other brands.

Can TuningBot remove P12A6 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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