A4 Mk1
Note
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1 - | Metal valve body |
q | Use only correct valves as specified in → Electronic parts catalogue |
q | Supplied as complete unit |
q | Always renew valve core when changing tyre |
q | Removing and installing → Chapter |
2 - | Valve core |
3 - | Seal |
q | Removing and installing → Chapter |
Note
Permanently connected to valve, depending on model → Electronic parts catalogue (ETKA) |
4 - | Rim |
q | All models: 4 Nm |
q | Removing and fitting tyre → Fig. |
Removing run-flat tyres → Chapter |
5 - | Wheel electronics |
q | All batteries must be renewed together |
q | Remaining service life, temperature and inflation pressure can be read out via diagnosis function with vehicle diagnostic, testing and information system -VAS 5051B- or -VAS 5052- |
q | Installing wheel electronics (Beru system) → Chapter |
q | Installing wheel electronics (Siemens system) → Chapter |
Note
The marking on the wheel electronics indicates which system is installed. |
WARNING
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WARNING
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6 - | Micro-encapsulated bolt |
Note
Used only in conjunction with the Beru system |
All models: 4 Nm |
q | Renew bolt |
q | Replacement part only available together with wheel electronics |
q |
7 - | Union nut |
q | Removing and installing → Chapter |
q | Tightening torque → Chapter |
8 - | Chamfered washer |