37 13 ... Notes on Fitting A New Pipe Or A Screw Connection

WARNING: This page is about a different car, the 2010 BMW X5, 2009 BMW X5, 2008 BMW X5, and 2007 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Do not kink, twist or crush lines.
Do not disassemble screw connection!

Fitting new screw connection:

Insert complete new screw connection consisting of toothed ring (1), banjo bolt (2) and assembly plug (3) into air spring/pipe connection of air supply unit.

Tightening torque, see 37 12 3AZ in 37 12 CONTROL AND SUSPENSION SYSTEMS, REAR

Remove assembly plug (3).

Fig 1: Identifying Banjo Bolt And Assembly Plug

Courtesy of BMW OF NORTH AMERICA, INC.

Slide new pipe (1) into banjo bolt (2) up to marking.

Check installation position of pipe (1) by pulling back slightly.

NOTE: The toothed ring (3) has engaged correctly when the pipe (1) cannot be pulled back.

Fig 2: Identifying Pipe And Banjo Bolt

Courtesy of BMW OF NORTH AMERICA, INC.

Fitting new pipes:

IMPORTANT: To avoid leaks in the air spring system, it is essential to avoid scratches on pipes in particular in the connection area!