64 11 262 Removing and installing/replacing auxiliary water pump (M57)

WARNING: This page is about a different car, the 2013 BMW X5, 2012 BMW X5, and 2011 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Danger of scalding!
Only perform this work after engine has cooled down.
FOLLOW INSTRUCTIONS FOR WORKING ON COOLING SYSTEM .

Necessary preliminary tasks:

Remove FLUID RESERVOIR FOR POWER STEERING from holder
Remove EXPANSION TANK from body
Disconnect coolant hoses from auxiliary water pump.

NOTE: If necessary, catch escaping coolant.

Disconnect plug connection (1).

Release quick-connect couplings (4) and detach coolant hoses (5) from auxiliary water pump (2).

Release screw (6) and remove auxiliary water pump fixture (3) with auxiliary water pump (2).

Press auxiliary water pump (2) out of auxiliary water pump fixture (3).

Installation:

Make sure auxiliary water pump (2) is correctly seated in auxiliary water pump fixture (3).

Fig 1: Identifying Auxiliary Water Pump On Fixture

Courtesy of BMW OF NORTH AMERICA, INC.

After installation:

Vent cooling system and check for leaks. See 17 00 039 VENTING COOLING SYSTEM AND CHECKING FOR WATER LEAKS (M57TU, M57T2) or 17 00 039 VENTING COOLING SYSTEM AND CHECKING FOR WATER LEAKS (N63) .