Installing bevel box, Audi A1 quattro — AUDI

🧭 Before you start

Fits: Audi A1 (8X, 2010–2018)

• Opens: gearbox oil

🔩 Torque settings

Values can differ between engine variants — check the code stamped on your block.

ℹ️ Always cross-check the exact figure against your vehicle's factory manual before final tightening — a wrong torque can damage the engine. These values are extracted from workshop data and may not cover every variant or revision.

📋 Procedure

1. Push bevel box fully onto gearbox, ensuring that splines of bevel box input shaft and differential are centred when brought together.
2. ⚠ Risk of irreparable damage to bevel box housing.Do not use the securing bolts to pull the bevel box onto the gearbox. This could cause the bevel box to tilt and the securing eyes could break off. — Secure bevel box to gearbox with new bolts (arrows). Tightening torque
3. Bolt gearbox carrier for bevel box to engine and bevel box, adhering to correct tightening sequence (arrows 1) and (arrows 2).
4. Attach heat shield for drive shaft (right-side) to bevel box, tightening the 2 nuts (arrows) to 20 Nm. — 20 Nm (15 lb-ft)
5. Attach air pipe (right-side) to turbocharger, tightening bolts (arrows) to specified torque 21Charge air system; Exploded view - charge air system.

6. Attach heat shield (A) for propshaft to bevel box. To do so, first tighten nuts (arrows A), then bolt (arrow B) to 8 Nm. — 8 Nm (5.9 lb-ft)
7. Then connect front exhaust pipe with catalytic converter and front silencer to turbocharger 26Emission control system; Removing and installing catalytic converter.
8. Install gearbox with engine 10Removing and installing engine; Installing engine.
9. Check gear oil level (bevel box) .
10. Screw in bolts (arrows 1) and (arrows 2) hand-tight.
11. Tighten bolts (arrows 1) to 40 Nm. — 40 Nm (30 lb-ft)
12. Tighten bolts (arrows 2) to 40 Nm. — 40 Nm (30 lb-ft)

Other AUDI procedures

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• Removing and installing fuel tank with attachments - Vehicles with 8-cylinder engine except for A6 allroad
• Testing fuel pump relay -J17 and activation - Vehicles with 6-cylinder engine
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