37 22 540 Replacing Air Supply Unit
WARNING: This page is about a different car, the 2008 BMW 760Li and 2007 BMW 760Li. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
Danger of injury!
Drain the air spring system before carrying out any work on the air supply unit, air pipes and air spring struts! Danger of injury if this instruction is not complied with!
Risk of damage!
Extreme cleanliness must be ensured in the connection area of the pipes during removal and installation. Even the smallest of dirt particles can cause leakage in the air spring system.
NOTE:
Read and comply with notes on air spring system
.. See 37 00 ... NOTES ON AIR SPRING SYSTEM .
After installation:
- Activate and fill air suspension system See 37 00 100 DRAINING/FILLING AIR SPRING SYSTEM .
Necessary preliminary tasks:
- Deactivate and drain air spring system See 37 00 100 DRAINING/FILLING AIR SPRING SYSTEM .
- Remove spare wheel
IMPORTANT:
Do not kink, twist or crush lines.
Unclip plug housing (1) and pipe connection (2).
Expose wiring air supply unit wiring harness up to air supply unit (3).
Unfasten screws.
Tightening torque 37 22 1AZ .. See 37 22 PUMP UNIT WITH RESERVOIR .
Remove air supply unit (3).