Removing and installing radioR, MMI (up to week 35/08): Audi A6 C6

🧭 Before you start

Fits: Audi A6 C6 (4F, 2004–2011)

🔩 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. Switch off all electrical equipment.
2. Remove ignition key.
3. When renewing control unit, select "“Replacement”" function for appropriate control unit in "“Guided Fault Finding”".
4. Open left-side luggage compartment storage area.
5. Remove luggage compartment side trim (left-side) General body repairs, interior70.

6. Unscrew the nuts (2) and (4) (5 Nm) and bolt (1) (5 Nm) on the infotainment rack. — 5 Nm (3.7 lb-ft)
7. Pivot rack into luggage compartment until securing bolts for radioR(3) are accessible.
8. Unplug all connectors at radioR(3).
9. Fit protective cap for cable connectorVAS 6223/9(1) onto MOST bus connector (2).
10. Unscrew bolts (1) (4 Nm). — 4 Nm (3.0 lb-ft)
11. If fitted, first remove digital radio R147 / satellite radio R146(4).
12. Remove the radioR(3) from the rack (2).
13. Remove speech input control unit J507.
14. Installation is performed in reverse sequence.

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