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TuningBot DTC Database · v4.37.15

P144C Evaporative Emission System Purge Check Valve Performance

1 manufacturer-specific interpretation across 1 manufacturer in the TuningBot DTC database.

P · PowertrainEmissionsUDS
Brand pages:Ford

Ford

1 interpretation
P144C:00
Evaporative Emission System Purge Check Valve Performance Ford · emissions Data confidence 94%

Ford documents P144C:00 for its 2024-2025 gasoline-engine OBD monitor strategy as "Evaporative Emission System Purge Check Valve Performance". This three-byte interpretation is application-specific and identifies the detected monitor condition rather than a confirmed failed component.

Recommended checks

  • Perform a full module scan
  • Review freeze-frame and occurrence data
  • Compare commanded and measured values
  • Check applicable OEM service information
Applies to Ford gasoline-engine OBD applications|2024-2025 model years

Related and nearby codes

How to read P144C

P

Powertrain: engine, transmission and driveline systems.

1

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

44C

Specific fault index within the subsystem.

Frequently asked questions about P144C

What does P144C mean?

Evaporative Emission System Purge Check Valve Performance. Ford documents P144C:00 for its 2024-2025 gasoline-engine OBD monitor strategy as "Evaporative Emission System Purge Check Valve Performance". This three-byte interpretation is application-specific and identifies the detected monitor condition rather than a confirmed failed component.

Is P144C generic or manufacturer-specific?

P144C is a manufacturer-specific code. In this database it is documented for: Ford. The same number can mean something different on other brands.

Can TuningBot remove P144C 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 Ford engines See the results →

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