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TuningBot DTC Database · v4.37.14

P0411 Secondary Air Injection System Incorrect Flow Detected

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

P · PowertrainEmissionsOBD2

What P0411 means

P0411
Secondary Air Injection System Incorrect Flow Detected Generic · emissions Data confidence 90%

The control module detected that the Secondary Air Injection System state or value did not match what was expected.

Possible causes

  • AIR pump
  • AIR valve
  • AIR hose(s)

Related and nearby codes

How to read P0411

P

Powertrain: engine, transmission and driveline systems.

0

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

411

Specific fault index within the subsystem.

Frequently asked questions about P0411

What does P0411 mean?

Secondary Air Injection System Incorrect Flow Detected. The control module detected that the Secondary Air Injection System state or value did not match what was expected.

Is P0411 generic or manufacturer-specific?

P0411 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P0411 at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry and, where the ECU needs it, corrects the checksum too. 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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