Adjusting the belt tension
Models with 5-cylinder engine
1. Loosen the tightening of the nuts of the pump mounting bolt and the adjusting bar bolt, as well as the tightening of the adjusting bar mounting bolt.
2. Adjust the belt tension by turning the adjusting bolt in one direction. When the tension is correctly adjusted, the belt should deflect 10 mm when you press the upper belt branch in the middle between the pulleys with your thumb.
3. After adjustment, tighten all threaded fasteners.
Models with 4-cylinder engine
4. Loosen the three pulley mounting nuts, remove the outer half of the pulley and the drive belt from the pulley. Remove one of the adjusting washers installed between the pulley halves, put the belt on the pulley, install the outer half of the pulley and the removed adjusting washer on the studs and tighten the mounting nuts.
5. Check the belt tension. When the tension is adjusted correctly, the belt should deflect 10 mm when you press the upper part of the belt in the middle between the pulleys with your thumb.
6. If the belt tension is insufficient, move the next adjusting washer. To loosen the belt tension, the washers must be moved in the reverse order.
[The article is a reprint of material from «AudiManual.ru»]