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TuningBot DTC Database · v4.37.15

P239B Diesel Intake Air Flow B Control Motor Current Range/Performance

Generic (OBD-II) interpretation in the TuningBot DTC database.

P · PowertrainEngineOBD2

What P239B means

P239B
Diesel Intake Air Flow B Control Motor Current Range/Performance Generic · engine Data confidence 65%

The control module judged the Diesel Intake Air Flow B Control Motor Current behaviour implausible for the current operating conditions.

Related and nearby codes

How to read P239B

P

Powertrain: engine, transmission and driveline systems.

2

Generic SAE-standard code: same meaning on every make.

39B

Specific fault index within the subsystem.

Frequently asked questions about P239B

What does P239B mean?

Diesel Intake Air Flow B Control Motor Current Range/Performance. The control module judged the Diesel Intake Air Flow B Control Motor Current behaviour implausible for the current operating conditions.

Is P239B generic or manufacturer-specific?

P239B is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P239B 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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