Hours: 07–23 daily

TuningBot DTC Database · v4.37.15

P149C 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
P149C
turbocharger : Excessive drift on the last initialisations of the lower limit PSA · engine Data confidence 72%

The control module detected a drift of the turbocharger away from the expected value. 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)
P149C
Variable geometry turbocharger : Excessive drift on the last initialisations of the lower limit PSA · engine Data confidence 72%

The control module detected a drift of the Variable geometry turbocharger away from the expected value. 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 P149C

P

Powertrain: engine, transmission and driveline systems.

1

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

49C

Specific fault index within the subsystem.

Frequently asked questions about P149C

What does P149C mean?

Diagnostic Trouble Code (2 interpretations). The control module detected a drift of the turbocharger away from the expected value. 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 P149C generic or manufacturer-specific?

P149C 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 P149C 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