V-belt and flat-tooth transmission of a 4-cylinder gasoline engine (Audi 100 C4)

1 Bolt
2 Lower timing belt cover
3 Upper timing belt cover
4 Bracket
5 Bolt
6 Timing belt tensioner with temperature control
7 Nut
8 Tension roller
9 Toothed belt
10 Timing belt guard
11 Nut
12 Bolt
13 Timing belt guard
14 Intermediate gear
15 Gear wheel
16 Bolt
17 Bolt (replace)
18 Bolt
19 Coolant pump pulley
20 Generator drive V-belt
21 Bolt
22 Vibration damper
23 Power steering pump V-belt
24 Pulley (cars with air conditioning have a second pulley)
25 Bolt