64 11 262 Removing and installing/replacing auxiliary water pump

WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

17 2 050

WARNING: Risk of scalding!
Only perform this work after engine has cooled down.

Recycling

Coolant emerges when coolant lines are detached. Have a suitable collecting vessel ready.

Catch and dispose of emerging coolant.

Observe country-specific waste disposal regulations.

Necessary preliminary tasks

Remove FRONT WHEEL ARCH COVER .
Disconnect coolant hoses

Unlock spring clamps (1) with special tool 17 2 050 .

Pull off coolant hoses (2) from auxiliary water pump (3).

Unlock associated plug connection and disconnect.

Pull off auxiliary water pump (3) from bracket (4).

Installation note:

Make sure auxiliary water pump (3) is seated correctly in bracket (4).

Fig 1: Identifying Auxiliary Water Pump, Coolant Hoses, Bracket And Spring Clamps

Courtesy of BMW OF NORTH AMERICA, INC.

After installation:

FILL COOLING SYSTEM
IMPORTANT: Filling and bleeding must not be performed in ECO-PRO MODE!
CHECK COOLING SYSTEM FOR LEAKS