Removing and installing spring mat with wiring harness for seat pan — AUDI

🧭 Before you start

Fits: Audi Q7 (4L, 2005–2015)

• Renewed: seat pan

Don't miss

• Always renew bolts (3) (4x) after removal.
• Make sure electrical connectors are fitted correctly (as far as stop) and engage audibly.Make sure that wiring is not trapped.
• 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 . — Remove front seat .
2. Attach seat repair standVAS 6136 to engine and gearbox supportVAS 6095.
3. Attach front seat to seat repair standVAS 6136.
4. Take photographs or make sketches of the wiring attachment and routing.
5. Remove trim (sill side and tunnel side) .

6. Remove front seat backrest .
7. Remove seat pan cover and padding.
8. Unfasten cable ties or release wiring fasteners on seat frame.
9. Unplug connectors (arrow A) and (arrow B).
10. Unplug connector (arrow).
11. Unclip connectors (1), (2) and (3) at connector point.
12. Unplug connectors (1) and (2) from seat and steering column adjustment control unit with memory J136 / front passenger seat adjustment with memory control unit J521(3).
13. On vehicles with belt buckle sensor: disconnect the cable.
14. Disengage spring mat (3) at locations marked (2) (4x).
15. Disengage spring mat (3) at locations marked (1) (2x).
16. Detach spring mat with wiring harness (3).
17. ⚠ Observe safety regulations for pyrotechnic components . — Renew seat pan if metal tabs (1) and/or (2) is/are damaged.
18. Re-cut threads in backrest frame before inserting new bolts (3) (4x).
19. Always renew bolts (3) (4x) after removal.
20. ⚠ Before handling airbag units (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. — Route and secure the wiring according to the photographs taken or sketches made earlier.
21. Make sure all electrical connectors are properly engaged. [Note: Make sure electrical connectors are fitted correctly (as far as stop) and engage audibly.Make sure that wiring is not trapped.]
22. ⚠ 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. For safety reasons, when connecting the battery, keep clear of the airbag inflation areas and the belt tensioners/seat belts and make sure there is no-one else in the vehicle. — Switch on ignition.
23. With ignition switched on, connect battery earth wire Electrical system27.
24. If the airbag warning lamp K75 indicates a fault following installation, you must interrogate, erase and then re-interrogate the event memory .

🎬 Related video tutorial

Independent AUTODOC tutorial for the same job, filmed on a different model (80 B4 TUTORIAL AUTODOC) — the technique carries over, the fasteners and figures on this page are the ones for your car.

How to change rear springs AUDI 80 B4 TUTORIAL AUTODOC

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