64 12 570 Replacing auxiliary water pump for independent/auxiliary heater
WARNING: This page is about a different car, the 2005 BMW 545i and 2004 BMW 545i. However, it is still accessible from the selected car via links, so may be relevant.
Necessary Preliminary Tasks:
- Unlock and disconnect plug connection for auxiliary water pump. Refer to 64 12 525 REPLACING COMPLETE INDEPENDENT HEATER .
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).