Drive Belt Tensioner: Service and Repair

11 28 020 - Replace alternator drive belt tensioner (N54)





Special tools required:
- 11 3 340 11 3 340 Locking Pin (2 Pieces)





Necessary preliminary tasks:
- Remove drive belt Service and Repair





Remove special tool 11 3 340 11 3 340 Locking Pin (2 Pieces).
Release screw on belt tensioner.
Tightening torque 11 28 1AZ 11 28 V-Ribbed Belt with Tension and Deflection Element.





Assemble engine.