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TuningBot DTC Database · v4.37.15

P1239 Mazda - Speed Fuel Pump Positive Feed

Manufacturer-specific interpretation for Mazda. All interpretations of P1239

P · PowertrainFuelOBD2

What P1239 means

P1239
Speed Fuel Pump Positive Feed Mazda · fuel Data confidence 62%

The control module detected a fault associated with the Speed Fuel Pump Positive Feed circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Mazda.

Related and nearby codes

How to read P1239

P

Powertrain: engine, transmission and driveline systems.

1

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

239

Specific fault index within the subsystem.

Frequently asked questions about P1239

What does P1239 mean?

Speed Fuel Pump Positive Feed. The control module detected a fault associated with the Speed Fuel Pump Positive Feed circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Mazda.

Is P1239 generic or manufacturer-specific?

P1239 is a manufacturer-specific code. In this database it is documented for: Mazda. The same number can mean something different on other brands.

Can TuningBot remove P1239 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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