A4 Mk2
| Front axle drive and transfer box - exploded view of components |
Note| The parts shown in the illustration can be removed without removing the gearbox from the vehicle. |
| 1 - | Hexagon socket head bolt, 25 Nm |
| 2 - | Output flange for propshaft |
| 3 - | Oil seal |
| q | Renew → Automatic gearbox 01V, front-wheel drive and four-wheel drive; Rep. Gr.39 |
| 4 - | Bolt, 23 Nm |
| q | 4 x |
| 5 - | Housing cover |
| 6 - | O-ring |
| q | Lubricate with gear oil |
| 7 - | Circlip |
| 8 - | Grooved ball bearing |
| q | For spur gear 1 |
| q | Pressing off → Fig. |
| q | Pressing on → Fig. |
| 9 - | Spur gear 1 |
| q | For rear axle drive |
| q | If damaged, always renew together with spur gear 2 → Item |
| q | To remove, pull out of transfer box housing towards the rear, together with → Item and → Item |
| 10 - | Circlip |
| 11 - | Needle bearing |
| q | For spur gear 1 |
| q | Only remove bearing in order to renew |
| q | To renew, heat transfer box housing to approx. 100 °C and drive out needle bearing towards the rear with suitable drift (Warning: wear protective gloves) |
| q | Drive in onto stop using sleeve -30-21- |
| 12 - | Bolt, 23 Nm |
| q | Loosen and tighten in diagonal sequence |
| 13 - | Transfer box housing |
| q | Can be renewed if damaged |
| 14 - | Tensioning nut |
| q | Output flange for propshaft → Item |
| 15 - | Needle bearing |
| q | For spur gear 2 → Item |
| q | Only remove bearing in order to renew |
| q | Renewing → Chapter |
| 16 - | Circlip |
| q | Secures needle bearing → Item in transfer box housing → Item |
| 17 - | Spur gear 2 |
| q | For rear axle drive |
| q | If damaged, always renew together with spur gear 1 → Item |
| q | To renew, remove transfer box → Automatic gearbox 01V, front-wheel drive and four-wheel drive; Rep. Gr.39 and pull out together with → Item and → Item |
| 18 - | Grooved ball bearing |
| q | For spur gear 2 |
| q | Pressing off → Fig. |
| q | Pressing on → Fig. |
| 19 - | Circlip |
| q | Secures grooved ball bearing → Item in transfer box housing |
| 20 - | Securing plate |
| q | For grooved ball bearing → Item |
| q | Before installing, clip alignment plate → Item onto securing plate |
| 21 - | Alignment plate |
| 22 - | Bolt, 8 Nm |
| q | For securing plate → Item |
| 23 - | Circlip |
| q | Secures grooved ball bearing → Item on spur gear 2 → Item |
| 24 - | Gasket |
| q | Renew → Automatic gearbox 01V, front-wheel drive and four-wheel drive; Rep. Gr.39 |
| 25 - | Torsen differential |
| q | Renew as complete unit if damaged |
| q | Removing and installing → Automatic gearbox 01V, front-wheel drive and four-wheel drive; Rep. Gr.39. |
| 26 - | Oil seal |
| q | Renewing → Chapter |
| 27 - | Magnet |
| q | Installing → Automatic gearbox 01V, front-wheel drive and four-wheel drive; Rep. Gr.39 |
| 28 - | Dowel sleeve |
| q | 2 x |
| 29 - | Breather |
| q | For transfer box |
| q | With fitted cap |
| q | Installation position: breather without cap must project 10 ... 11 mm from housing |
| 30 - | Bolt, 23 Nm |
| q | Loosen and tighten in diagonal sequence |
| 31 - | Intermediate flange for front axle drive |
| q | Removing and installing → Automatic gearbox 01V, front-wheel drive and four-wheel drive; Rep. Gr.39. |
| 32 - | Gasket |
| q | Renew → Automatic gearbox 01V, front-wheel drive and four-wheel drive; Rep. Gr.39 |
| 33 - | Dowel sleeve |
| 34 - | Input pinion |
| q | For front axle drive |
| q | Removing and installing → Chapter „Renewing oil seal in input pinion“ |
| 35 - | Intermediate pinion |
| q | For front axle drive |
| q | Installation position: gear identification faces towards transfer box |
| 36 - | Pinion gear |
| q | For front axle drive |
| q | Installation position: gear identification faces towards transfer box |
| 37 - | Oil seal |
| q | Renewing → Chapter |
|
|
|
|
|
|
|
|
