Will this code prevent passing a smog test?
Hi there,
Yes, it is possible for this code to fail a smog test. Here is a list of possible causes for this code.
P0411 AUDI - Secondary Air Injection System Incorrect Flow Detected Read more: https://www.autocodes.com/p0411_audi.html
36.2k questions
32.2k answers
1.3k comments
22.8k users