Removing and installing centre differential and centre differential housing — AUDI
Removing and installing centre differential and centre differential housing on Audi: 12 steps. What to remove, in what order, and what to check after.
Workshop procedure for AUDI — the exact step sequence and torque figures, straight from real workshop data.
🧭 Before you start
Fits: Audi A4 Cabriolet B6/B7 (8H), Audi A4 B6/B7 (8E), Audi A6 C6 (4F, 2004–2011)
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- Re-determining thickness of shim (C).
📋 Procedure
- Place drip tray under gearbox.
- Drain off gear oil.
- Unscrew bolts (arrows) and detach centre differential housing.
- Remove centre differential from pinion shaft/hollow shaft.
- Slide centre differential onto splines of hollow shaft.
- Insert dished spring (B) into centre differential housing (A). [Note: Re-determining thickness of shim (C).]
- Position shim (C) on dished spring (B).
- Fit spring (D) onto flange shaft in centre differential housing.
- Lubricate new O-ring with gear oil and insert into circumferential groove on gearbox cover.
- Then fit centre differential housing onto gearbox cover.
- Tighten bolts (arrows) to specified torque .
- Fill up with gear oil and check oil level in manual gearbox 6-speed manual gearbox 0A3, four-wheel drive34.
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
- Removing and installing high-voltage wiring harness for hybrid battery PX1
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- Checking voltage supply of secondary air pump motor V101
- Removing and installing cover for front axle drive – Audi
- Disconnecting and connecting battery
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.