There should be two, if my i980 is correct. One before the DPF (upstream) and the other just behind it (downstream), so they can measure the pressure difference between the two, caused by the amount of particulates in the filter.
Welwyn Merx Limited is a family run business with genuine passion, dedication and 25 years of experience dealing with Mercedes-Benz and AMG passenger cars. Tel: 01707 395999www.welwynmerx.uk
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.