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TuningBot DTC Database · v4.37.15

P14A3 PSA - Diagnostic Trouble Code (2 interpretations)

Manufacturer-specific interpretation for PSA. All interpretations of P14A3

P · PowertrainEmissionsOBD2

What P14A3 means

P14A3
EGR exchanger bypass : Confirmed jammed open (hot side) PSA · emissions Data confidence 72%

The control module detected that the EGR exchanger bypass is jammed or locked. 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)
P14A3
EGR exchanger by-pass : Confirmed jammed open (Hot side) PSA · emissions Data confidence 72%

The control module detected that the EGR exchanger by-pass is jammed or locked. 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 P14A3

P

Powertrain: engine, transmission and driveline systems.

1

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

4A3

Specific fault index within the subsystem.

Frequently asked questions about P14A3

What does P14A3 mean?

Diagnostic Trouble Code (2 interpretations). The control module detected that the EGR exchanger bypass is jammed or locked. 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 P14A3 generic or manufacturer-specific?

P14A3 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 P14A3 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 →

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