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37 22 ... Replacing Air Supply Unit (Version with Dynamic Drive)

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.

WARNING: Danger of injury!
Drain the air spring system before carrying out any work on the air supply unit, air pipes and air springs! Danger of injury if this instruction is not complied with!
Risk of damage!
Extreme cleanliness must be ensured in the connection area of the pipes during removal and installation. Even the smallest of dirt particles can cause leakage in the air spring system.

NOTE: Read and comply with notes on air spring system. See 37 00 ... Notes on Air Spring System

Necessary preliminary tasks:

Deactivate and empty air spring system. See 37 00 100 Draining/filling Air Spring System
Remove right underbody panelling. See 51 47 ... REMOVING AND INSTALLING/REPLACING LEFT OR RIGHT UNDERBODY PANELLING
Remove right tank underride protection. See 51 47 ... REMOVING AND INSTALLING/REPLACING LEFT OR RIGHT UNDERBODY PANELLING

Release screw pins (1) and open holder.

Installation:

Replace screw pins.

Tightening torque, see 37 14 22AZ in 37 14 ELECTRIC COMPONENTS

Fig 1: Identifying Screw Pins

G04794887

Courtesy of BMW OF NORTH AMERICA, INC.

Expose control lines (1) up to front tension strut.

Remove connecting line for valve block from holder (3).

Release nuts (2) and remove valve block from body.

Installation:

Replace self-locking nuts.

Tightening torque, see 37 14 10AZ in 37 14 ELECTRIC COMPONENTS

Fig 2: Identifying Control Lines And Nuts

G04794898

Courtesy of BMW OF NORTH AMERICA, INC.

Further procedure is identical to:

Replacing air supply unit. See 37 22 540 Replacing Air Supply Unit

After installation:

Activate and fill air suspension system. See 37 00 100 Draining/filling Air Spring System