P0491
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 […]
And this video will be diagnosing a p0491 secondary air injection low-flow on this Volkswagen Passat with a 2.5 L engine. First we verified the air injection pump was working and it was then we checked the pressure sensor and moved on to test the combination valve for the air injection by applying power and […]
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https://twitter.com/bullshitkorner https://www.facebook.com/pages/Bullshitkorner/415124691917952 this is the dreaded P0491,p0492 secondary air faults you wil…
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