A3 Mk2
| Secondary air system for vehicles with engine code BGU - exploded view |
| 1 - | Combination valve for secondary air system |
| q | Checking → Chapter |
| q | Removing and installing → Chapter |
| 2 - | 23 Nm |
| 3 - | Exhaust gas recirculation valve -N18- with exhaust gas recirculation potentiometer -G212- |
| 4 - | 10 Nm |
| 5 - | O-ring |
| q | Renew if damaged |
| 6 - | Air hose |
| q | Check that it is securely seated |
| q | Press release tab to disconnect |
| 7 - | Air hose |
| q | Check that it is securely seated |
| q | Press release tab to disconnect |
| 8 - | To air cleaner |
| 9 - | Secondary air pump motor -V101- |
| q | Removing and installing → Chapter |
| 10 - | Electrical connector |
| 11 - | 10 Nm |
| 12 - | 20 Nm |
| 13 - | 8 Nm |
| 14 - | Bracket |
| q | For secondary air pump motor -V101- |
| q | Secured to intake manifold |
| 15 - | Bottom section of intake manifold |
| 16 - | 10 Nm |
| 17 - | Gasket |
| q | Note installation position |
| q | Renew |
| 18 - | Connection/bracket |
| q | For combination valve for secondary air and exhaust gas recirculation valve -N18- |
