11 28 020 Replacing tensioning device for alternator drive belt (S63)
WARNING: This page is about a different car, the 2013 BMW X5 M, 2012 BMW X5 M, 2011 BMW X5 M, and 2010 BMW X5 M. However, it is still accessible from the selected car via links, so may be relevant.
Special tools required:
- 11 0 390 .
Necessary preliminary tasks:
- Remove alternator DRIVE BELT .
If necessary, remove special tool 11 0 390 .
Release screw (1).
Tightening torque 11 28 1AZ .
Remove belt tensioner with idler pulley (2).