64 12 577 Replacing changeover valve for independent/auxiliary heater
WARNING: This page is about a different car, the 2010 BMW 550i, 2009 BMW 550i, and 2008 BMW 550i. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Danger of scalding!
Only perform the following tasks on an engine that has cooled down.
Follow instructions for working on cooling system. See 17 00... INSTRUCTIONS FOR WORKING ON COOLING SYSTEM .
Only perform the following tasks on an engine that has cooled down.
Follow instructions for working on cooling system. See 17 00... INSTRUCTIONS FOR WORKING ON COOLING SYSTEM .
NOTE:
Disconnect
coolant hoses from changeover valve for independent/auxiliary heater.
Necessary preliminary tasks:
- Remove front left wheel arch trim . See 51 71 040 REMOVING AND INSTALLING/REPLACING FRONT LEFT OR RIGHT WHEEL ARCH COVER .
IMPORTANT:
Risk of damage!
Observe marked coolant flow direction.
Observe marked coolant flow direction.
Disconnect plug connection (1).
NOTE:
Mark position of coolant hoses prior to removal.
Release spring clamps (2) and detach coolant hoses.
Unscrew nuts (3).
Remove changeover valve for independent/auxiliary heater (4) in direction of arrow.