How to fix VW code P0491 Secondary Air Injection Low Flow
2:50
YouTubeFlat Rate Mechanic
How to fix VW code P0491 Secondary Air Injection Low Flow
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 ground to it. On this particular ...
216K viewsFeb 12, 2019
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#VW EGR Valve Cleaning
Micks 2011 VW getting a full egr turbo clean due to sticking egr valve. We can clean the entire system from egr valves . Egr coolers . Turbos . Injectors. Fuel pump. Valves . Cats & Dpf filters . If your having problems we will also run a full diagnostic first to see what the route cause is and to make sure a clean is the best way to sure your fault . Is your engine feeling old and tired ? Lower mpg then normal ? Keeping your engine clean will always keep the running costs down and keep the engi
Micks 2011 VW getting a full egr turbo clean due to sticking egr valve. We can clean the entire system from egr valves . Egr coolers . Turbos . Injectors. Fuel pump. Valves . Cats & Dpf filters . If your having problems we will also run a full diagnostic first to see what the route cause is and to make sure a clean is the best way to sure your fault . Is your engine feeling old and tired ? Lower mpg then normal ? Keeping your engine clean will always keep the running costs down and keep the engi
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