BMW 7 Series: Replacing Water Valve For Heater (N63)
Notes
WARNING: Scalding hazard!
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
container ready.
Catch and dispose of escaping coolant.
Observe country-specific waste disposal regulations.
Necessary preliminary tasks
- Remove LEFT INTAKE FILTER 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:
Do not mix up connections of coolant hoses.
Replace damaged coolant hoses.
Fig. 111: Identifying Water Valve, Plug Connection And Hose Clips
Installation:
Make sure rubber mount (1) and guide lug (2) are securely seated in holders
(3) on wheel arch body.
Fig. 112: Identifying Wheel Arch Body Holders, Rubber Mount And Guide Lug
After installation
- Fill and vent cooling system and check for leaks.
READ NEXT:
NOTE: The Telestart hand-held transmitter must be initialized when:
Hand-held transmitter is replaced
Car Access System control unit is replaced
The auxiliary heating is switched on under an ambie
WARNING: Risk of scalding!
Only perform the following repair work on an engine that has cooled down.
Follow Notes for Repair Work on Cooling System.
NOTE: Clamp off coolant hoses on independent heate
SEE MORE:
IMPORTANT: Read and comply with NOTES on protection against electrostatic
damage (ESD protection).
Necessary preliminary work
Remove COVER FOR REAR PASSENGER COMPARTMENT MONITOR AT REAR
IMPORTANT: Do not damage or scratch display.
Release screws (1).
Tightening torque 65 50 1AZ.
Carefully disc
General information
Only add engine oil when the message is displayed
in the instrument cluster. The quantity to
be added is indicated in the message shown on
the Control Display.
Only add suitable types of engine oil.
Safely park the vehicle and switch off drive-ready
state before adding engine o