64 11 262 Removing and installing/replacing auxiliary water pump

WARNING: This page does not describe the selected car, but rather 21 other vehicles, including the 2017 BMW 550i GT xDrive, 2017 BMW 535i GT xDrive, 2017 BMW 535i GT, 2016 BMW 550i GT xDrive, and 2016 BMW 535i GT xDrive. 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 LEFT WHEEL ARCH TRIM
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 . See 17 00 009 CHECKING COOLING SYSTEM FOR WATERTIGHTNESS (N55, N63, N47 D20 O/T 1, N57 D30 U/O/T/S 0/1) or 17 00 009 CHECKING WATERTIGHTNESS OF COOLING SYSTEM (N63 B40/B44 O 1, N74) .