64 11 271 Replacing Water Valve For Heater

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2006 BMW M3, 2005 BMW M3, 2004 BMW M3, 2003 BMW M3, and 2002 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.

M43TU, M52TU, M54, S54, N42 only:

Remove intake filter housing. Refer to 13 71 000 REMOVING AND INSTALLING INTAKE FILTER HOUSING (S54) .

M47 only:

Remove acoustic cover at front with intake snorkel.

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

M47TU only:

Disconnect plug connections (1).

Fig 1: Releasing Hose Clamps And Detaching Water Hoses - M47TU Only

Courtesy of BMW OF NORTH AMERICA, INC.

Release hose clamps (2) and detach water hoses.

Lift out water valve for heater (3).

Installation:

If necessary, replace rubber mount.

All except M47TU:

Water valve for heater with auxiliary water pump:

Disconnect plug connections (1).

Fig 2: Removing Water Valve For Heater

Courtesy of BMW OF NORTH AMERICA, INC.

Release hose clamps (2) and detach water hoses.

Lift out water valve for heater (3).

Installation:

If necessary, replace rubber mount.

Water valve for heater without auxiliary water pump:

Disconnect plug connection (1).

Fig 3: Removing Heater Valve For Heater

Courtesy of BMW OF NORTH AMERICA, INC.

Release hose clamps (2) and detach water hoses.

Withdraw heater valve for heater (3) in direction of arrow from bracket (4).

Installation:

If necessary, replace rubber mount.

All:

Installation:

Fill and vent cooling system. Refer to 17 00 039 VENTING COOLING SYSTEM AND CHECKING FOR LEAKS (S54) .