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TuningBot DTC Database · v4.37.15

P2446 Secondary air injection (AIR) pump, bank 2 - pump stuck on

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

P · PowertrainEmissionsOBD2

What P2446 means

P2446
Secondary air injection (AIR) pump, bank 2 - pump stuck on Generic · emissions Data confidence 78%

The control module determined that the Secondary air injection (AIR) pump, bank 2 - pump did not change state as commanded and appears stuck.

Possible causes

AIR pump

Related and nearby codes

How to read P2446

P

Powertrain: engine, transmission and driveline systems.

2

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

446

Specific fault index within the subsystem.

Frequently asked questions about P2446

What does P2446 mean?

Secondary air injection (AIR) pump, bank 2 - pump stuck on. The control module determined that the Secondary air injection (AIR) pump, bank 2 - pump did not change state as commanded and appears stuck.

Is P2446 generic or manufacturer-specific?

P2446 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P2446 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 tuningDyno-tested results by model and engine See the results →

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