where do I start to solve a P0411 code

Question

engine light for a few cycles and then off for a couple of cycles, cleared all codes and it reset the P0411, only code set

Answer 1

Hi there,

This code points towards a problem with the air injection system. Here is more info for you. 

P0411 - Secondary Air Injection System Incorrect Flow Detected

Read more: https://www.autocodes.com/p0411.html