11 28 010 Replacing drive belt for alternator (N20, N26)

Special tools required:

Necessary preliminary tasks:

NOTE: Mark the direction of travel of the drive belt if it is to be reused.

Turn belt tensioner (1) on the hexagon head (2) in direction of arrow until bore hole on the belt tensioner is flush with the dowel hole.

Keep the belt tensioner (1) tensioned and position with a lock pin or special tool 11 0 390 , if applicable.

Remove drive belt (3).

Fig 1: Turning Belt Tensioner On Hexagon Head

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.

Installation note:

Check drive belt for correct installation position and, if reusing, observe direction of travel. Risk of damage.