Turned out it wasnt the DME then, so I kept the old one as a backup and used the cloned one. Table of Contents I saw a lot of discussion about the power steering PS pump pulley coming into contact with the subframe. The following overview shows the complete fuel injection system.
28 Replies to BMW 135i & 335i Serpentine Belt Issues with Fix! (N54) Parts for this project. The idler pulley is known to be the primary sources forbelt squealing. “2011 Bmw 335i N55 Belt Diagram”
