64 12 570 Replacing auxiliary water pump for independent/auxiliary heater
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.
Necessary preliminary tasks:
Detach cable straps (1).
Release spring clip (2).
Detach auxiliary water pump for auxiliary heater (3).
Disconnect auxiliary water pump for auxiliary heater (3) from mounting for auxiliary water pump (4).