Necessary preliminary tasks

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 BMW 328xi, 2012 BMW 328i, 2011 BMW 328xi, 2011 BMW 328i, and 2010 BMW 328xi. However, it is still accessible from the selected car via links, so may be relevant.

Remove COOLANT THERMOSTAT
Remove front right cross strut (E89 only)

Loosen hose clamps (1).

Remove coolant hose.

Tightening torque 11 53 5AZ .

Unfasten hose clip (2).

Remove coolant hose.

Tightening torque 11 53 3AZ .

Disconnect plug connection (4).

Release screws (3).

Tightening torque 11 53 1AZ .

Release screws (5).

Tightening torque 11 51 1AZ .

Fig 1: Identifying Coolant Hose Clamps, Plug Connection And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Replace aluminum screws.

Installation:

If the electric water pump is reused, it must be rotated one turn due to the breakaway torque at the blade wheels.

Assemble engine.

VENTING INSTRUCTIONS must be observed without fail .