Necessary preliminary tasks

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2010 BMW 528xi, 2010 BMW 528i, 2009 BMW 528xi, 2009 BMW 528i, and 2008 BMW 528xi. However, it is still accessible from the selected car via links, so may be relevant.

Remove IGNITION COILS
Release WIRING HARNESS SECTION FOR IGNITION COIL in cylinder head cover area
Remove TENSION STRUT

Unlock and detach vent hose (1).

If necessary, pull off metal bracket (2) in direction of arrow.

Release screws (3) on electric servomotor.

Tightening torque 11 37 3AZ .

Fig 1: Removing Metal Bracket

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: A further screw, which cannot be seen in the picture, must be released under the electric servomotor (4).

Release screw on electric servomotor.

Tightening torque 11 37 3AZ .

Remove servomotor (4) in direction of arrow.

If necessary, release nuts (5).

Tightening torque 11 72 1AZ .

If necessary, remove secondary air valve (6).

IMPORTANT: Observe different screw lengths.
Installation location of screws (1 and 2) is specified by the different bushing shapes.

Release screws in area (1).

Tightening torque 11 12 5AZ .

Installation: