64 11 273 Replacing water valve for heater (N63)
WARNING: This page does not describe the selected car, but rather 33 other vehicles, including the 2018 BMW M6, 2018 BMW 650i xDrive, 2018 BMW 650i, 2018 BMW 640i xDrive, and 2018 BMW 640i. However, it is still accessible from the selected car via links, so may be relevant.
Special tools required:
WARNING:
Risk of burning!
Work on the cooling system may only be carried out when it has cooled down.
Work on the cooling system may only be carried out when it has cooled down.
NOTE:
CLAMP OFF coolant hoses on water valve.
Recycling
Coolant emerges when coolant lines are detached. Have a suitable collecting vessel ready.
Catch and dispose of escaping coolant.
Observe country-specific waste disposal regulations.
Necessary preliminary tasks:
- Remove LEFT INTAKE SILENCER HOUSING
- Remove LEFT SUSPENSION CROSS-BRACE
NOTE:
For purposes of clarity, graphic shows engine removed.
.
Release hose clips (1) with special tool 17 2 050 and remove coolant hoses.
Disconnect plug connection (2).
Pull water valve (3) upwards out of holders.
Installation note:
Do not mix up connections of coolant hoses.
Replace damaged coolant hoses.
Installation note:
Make sure rubber mount (1) and guide lug (2) are securely seated in holders (3) on wheel arch body.
After installation:
- Fill and vent cooling system . See 17 00 005 DRAINING AND ADDING COOLANT (N63) or 17 00 039 VENTING AND FILLING COOLING SYSTEM WITH VACUUM FILLING UNIT and check for water leaks