Audi A6 air suspension leak test

Audi A6 air suspension fault - Volksmaster testing air suspension bag - foaming effect indicates a air leak - #confidenceInQuality www.volksmasterltd.co.uk

[@autominati2819]

Any clue about what must be the reason for car to show air suspension fault but there is no visible difference in car's suspension. Mine is a 2012 Audi A6 2.0 Tdi

[@EnriqueRamirez-dt3uz]

I’m thinking one of the suspension level sensors could be bad