| | | | vacuum system | | vacuum system | | | |
| | 1 | 6Z3 612 181 | 6Z3 612 181 qty: 1 piston-type pump | | piston-type pump | | 1 | |
| | 2 | 03C 906 283 B | 03C 906 283 B qty: 1 Solenoid valve | | Solenoid valve | | 1 | |
| | 3 | 7H0 129 965 | 7H0 129 965 qty: 1 Air filter | | Air filter | | 1 | |
| | 4 | N10 231 301 | N10 231 301 qty: 2 Ear crimp hose clamp | | Ear crimp hose clamp | 10, 5X5X0, 5 | 2 | |
| | 5 | N90 183 803 | N90 183 803 qty: 1 Hexagon collar nutself-locking | | Hexagon collar nutself-locking | M8 | 1 | |
| | 6 | | BracketNot for this model | | BracketNot for this model | | | |
| | 7 | 6Z3 612 041 A | 6Z3 612 041 A qty: 1 Vacuum hose with non-returnvalve and pressure sensor | | Vacuum hose with non-returnvalve and pressure sensor | | 1 | |
| | 8 | | qty: 1 Pressure sensorNo replacement part | | Pressure sensorNo replacement part | | 1 | |
| | 9 | N10 231 301 | N10 231 301 qty: 1 Ear crimp hose clamp | | Ear crimp hose clamp | 10, 5X5X0, 5 | 1 | |
| | 10 | 6Z3 612 733 | 6Z3 612 733 qty: 1 Vacuum pipe | | Vacuum pipe | | 1 | |
| | 11 | 3C0 131 483 | 3C0 131 483 qty: 1 Spring band clamp | | Spring band clamp | 11, 5X8, 4 | 1 | |
| | 12 | | adjuster unit see illustration, item: | | adjuster unit see illustration, item: | 121-020, 7 | | |
| | 13 | | HoseNot for this model | | HoseNot for this model | | | |