Removing and installing three-point seat belt with belt tensioner — AUDI

🧭 Before you start

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• If necessary, unclip wiring and move clear.
• If the airbag warning lamp K75 indicates a fault following installation, you must interrogate, erase and then re-interrogate the event memory .

📋 Procedure

1. ⚠ Observe safety regulations for pyrotechnic components .Observe disposal regulations for pyrotechnic components (see the separate procedure). — With ignition switched on, disconnect battery earth wire Electrical system27.
2. Remove belt end fitting (see the separate procedure).
3. Remove back panel end trim (see the separate procedure).
4. Remove belt guide fitting (see the separate procedure).
5. Unscrew bolts (2) for belt guide (bottom) and detach belt guide.

6. ⚠ Before handling pyrotechnic components (e.g. unplugging the electrical connector) the mechanic must discharge any static electricity. This can be done by briefly touching the door striker plate, or similar. — Using a small screwdriver, release connector locking element (3).
7. Unplug electrical connector (4) at belt tensioner. [Note: If necessary, unclip wiring and move clear.]
8. Remove bolt (5) and take belt tensioner (1) out of mounting.
9. ⚠ Observe safety regulations for pyrotechnic components .Before handling pyrotechnic components (e.g. plugging in the electrical connector) the mechanic must discharge any static electricity. This can be done by briefly touching the door striker plate, or similar. Make sure electrical connectors are fitted correctly (as far as stop) and engage audibly. — Insert belt tensioner with locking element (1) in mounting (2).
10. After fitting three-point seat belt (passenger side), check belt operation for child seat (country-specific version) (see the separate procedure).
11. Switch on ignition.
12. ⚠ The battery must be connected with the ignition switched on. If pyrotechnic components (e.g. airbag or belt tensioner) are inexpertly repaired, this may result in unwanted triggering after connecting the battery. There must not be anyone in the vehicle while you are connecting the battery. — With ignition switched on, connect battery earth wire Electrical system27. [Note: If the airbag warning lamp K75 indicates a fault following installation, you must interrogate, erase and then re-interrogate the event memory .]

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