23 42 012 Replacing expansion tank GS6S53BZ (SMG)
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.
NOTE:
After completing work:
- Check fluid level in hydraulic system by means of DIS Tester "Service Function" . See 21 53... CHECKING/TOPPING UP FLUID LEVEL IN HYDRAULIC SYSTEM (GS6S37BZ/GS6S53BZ/ SMG) .
- Perform "Teach in transmission" service function by means of DIS Tester
Necessary preliminary tasks:
- Disconnect battery . See 12 00... INSTRUCTIONS FOR DISCONNECTING AND CONNECTING BATTERY .
- Remove underbody protection.
- Release exhaust system at front and lower. See 18 00 020 REMOVING AND INSTALLING COMPLETE EXHAUST SYSTEM (N62, N62TU) .
- Remove heat shields.
- Support transmission and release transmission crossmember . See 22 31 001 REPLACING RUBBER MOUNT FOR TRANSMISSION MOUNTING .
- Lower transmission.
Release screws (1).
Tightening torque 23 41 7AZ . See MANUAL TRANSMISSION - TIGHTENING TORQUES .
Remove expansion tank (2) in direction of arrow.
Installation:
Replace sealing ring.
Moisten sealing ring (1) with Pentosin and push onto tank fitting.
NOTE:
After completing work:
- Check fluid level in hydraulic system by means of DIS Tester "Service Function" . See 21 53... CHECKING/TOPPING UP FLUID LEVEL IN HYDRAULIC SYSTEM (GS6S37BZ/GS6S53BZ/ SMG) .
- Perform "Teach in transmission" service function by means of DIS Tester