11 28 010 Replace 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:
IMPORTANT:
If contaminated with hydraulic fluid: Replace
drive belt.
Installation:
If the drive belt is to be reused, mark direction of travel and reinstall drive belt in same direction of rotation.
Necessary preliminary tasks
- Remove FAN COWL .
IMPORTANT:
Belt tensioner is under high initial spring tension.
Slowly and carefully pretension belt tensioner (1) in direction of arrow up to stop.
Secure special tool 11 3 340 in dowel hole (2).
Belt tensioner in assembly position.
Remove drive belt.
NOTE:
On vehicles which do not have a power steering pump, an idler pulley (3) is fitted in place of the power steering pump.
IMPORTANT:
Belt tensioner is under high initial spring tension.
Put on the drive belt.
Remove special tool 11 3 340 from dowel hole (2).
Slowly relieve tension on belt tensioner (1).
Installation:
Make sure drive belt is in correct installation position.
Assemble engine.