In this video, I will show you how to fix BMW the air injection codes p0491 and P0492. P0492: Secondary Air Injection System Insufficient Flow Bank 2 P0491: Secondary Air Injection System Insufficient Flow Bank 1 Flat rate mechanic here again and we got this BMW in here for a check engine light and we […]
https://twitter.com/bullshitkorner https://www.facebook.com/pages/Bullshitkorner/415124691917952 this is the dreaded P0491,p0492 secondary air faults you wil…