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TuningBot DTC Database · v4.37.14

P14A4 Diagnostic Trouble Code (2 interpretations)

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

P · PowertrainEmissionsOBD2
Brand pages:PSA

PSA

2 interpretations
P14A4
EGR exchanger bypass : Confirmed jammed shut (cold 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)
P14A4
EGR exchanger by-pass : Confirmed locked shut (Cold side) PSA · emissions Data confidence 72%

The control module detected the fault condition "Confirmed locked shut (Cold side)" for the EGR exchanger by-pass. 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 P14A4

P

Powertrain: engine, transmission and driveline systems.

1

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

4A4

Specific fault index within the subsystem.

Frequently asked questions about P14A4

What does P14A4 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 P14A4 generic or manufacturer-specific?

P14A4 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 P14A4 at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry and, where the ECU needs it, corrects the checksum too. 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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