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P0411

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P0411 OBD-II Trouble Code: Secondary Air Injection System Incorrect Flow Detected
P0411 code definition The P0411 DTC is a generic OBD-II code that points to...

Related questions

Question
Diagnostic code P0411
A code P0411 indicates a secondary air injection system incorrect flow has been detected. This is essentially a system of flushing clean and fresh air into the exhaust system in order to keep the catalytic converter working at its best....
Question
I changed the secondary air pump and the check valve and I still have a code of p0411 what do I do next
If you didn't already erase the code, try that and see if the code comes back. If it does, the remaining causes of code P0411 include air lines that are faulty, the air injection system has excessive carbon buildup and/or...
Question
Secondary air injection
Hi There, As you may know, the purpose of the secondary air injection system is to inject more air into the exhaust system at cold start to help light the catalyst material inside the catalytic converter quicker. The reason for...

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