Renewing electric height adjuster on seats with upper section laser-welded to seat rail (new version) — AUDI
Renewing electric height adjuster on seats with upper section laser-welded to seat rail (new version) on Audi: 10 steps.
Workshop procedure for AUDI — the exact step sequence and torque figures, straight from real workshop data.
🧭 Before you start
Fits: Audi A4 B6/B7 (8E)
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- The white plastic toothed segment must be renewed if it is damaged.
- Always clean threaded holes for bolts (using e.g. a tap).
📋 Procedure
- Move seat forwards as far as possible.
- Remove side trim (sill side) .
- Loosen pivot stud, nut and drive lever for height adjuster mechanism.
- Take out pivot stud.
- Unscrew the two micro-encapsulated bolts between triangular holder and height adjuster mechanism.
- Fold seat forwards.
- Remove height adjuster mechanism.
- The white plastic toothed segment must be renewed if it is damaged.
- Clean the threads on the height adjuster mechanism.
- Install height adjuster mechanism in reverse order of removal. [Note: Always clean threaded holes for bolts (using e.g. a tap).]
Other AUDI procedures
- Removing and installing toothed belt – Audi · 56 torque figures
- Removing engine – Audi A8 D3 · 41 torque figures
- Removing camshaft timing chain from camshafts – Audi A6/A7 C7 · 38 torque figures
- Installing engine – Audi A8 D4 · 36 torque figures
- Removing and installing camshaft timing chain · 29 torque figures
Who makes these pages, and how
TorqFix was built by a mechanic — after a 2,700 km drive with five roadside repairs that no diagnostic tool could explain.
The figures on this page come from manufacturer workshop documentation and are shown as they are. The page is assembled automatically from that data — it is not written by an AI. The AI works in the chat, where it answers for your specific car. It writes nothing here.
Variants of the same model differ. Cross-check torque against the factory manual for your engine before final tightening.
Seen a figure that does not match your manual? Write to us — we correct it and note when. support@torqfix.com
The story behind TorqFix →Workshop data on this page last updated 20 Sep 2026.