11 28 020 Replacing tensioning device for alternator drive belt (N20)

Special tools required:

Necessary preliminary tasks:

Remove special tool 11 0 390 from the belt tensioner (1), if applicable a lock pin (2).

Release screw (3) on belt tensioner.

Tightening torque 11 28 1AZ .

Fig 1: Identifying Belt Tensioner, Lock Pin And Screw

Assemble engine.