Audi A6 2005 Avant 3.0 TDI quattro
Audi A6 2005 3.0 diesel description
Estate car / wagon Audi A6 2005 Avant 3.0 TDI quattro has been produced from August, 2005 to June, 2006. It has six-cylinder diesel engine with displacement of 3.0 litres, which produces power of 224 horsepower on 4000 rpm and torque 450 Nm (Newton metres) on 1400 revolutions per minute.
This 6-cylinder 24-valve engine camshaft is driven by belt and chain (What is an engine chain and belt? ). Engine has Common Rail fuel system and VGT turbine. The engine meets the Euro 4 emissions standard. Average engine life expectancy (mileage before serious repairs are needed) is from 300 000 to 510 000 kilometres. Remember that engine life depends on regular maintenance and the quality of the materials used (oils, fuels, etc.).
More engine specs
The car engine may require significant maintenance and part replacements as mileage increases. Between 200,000 and 300,000 ...
This Audi A6 3.0 engine oil type is 5W-30 and oil capacity is 8.2 litres.
Audi A6 2005 Avant 3.0 TDI quattro has AWD (all wheel drive) (power is automatically distributed between the wheel axles) and manual gearbox with 6 gears. The vehicle features full-time Quattro IV all-wheel drive with Torsen center differential and electronic traction control, which operates at speeds up to 40 km/h (25 mph) and applies braking to spinning wheels, with the effect of locking the front and rear differentials.
Audi A6 2005 Avant 3.0 TDI quattro accelerates to speed 100 kilometres per hour in 7.3 seconds. The maximum speed of this car is 240 km/h.
The fuel consumption of this Audi A6 2005 Avant 3.0 TDI quattro in combined mode (combining urban and highway driving) is 8 litres per 100km (12.5 km/l), city fuel economy - 11 l/100km, fuel consumption on highway - 6.1 l/100km. Fuel tank capacity is 80 litres or 21.14 gallons, which gives a mileage up to 1000 kilometers without refueling in urban cycle and even up to 1300 kilometers on highway.
According to user reviews, this Audi real everyday fuel consumption is 8.5 litres per 100 km, which is 6% more than the manufacturer's stated. More - Real Audi A6 fuel consumption.

Audi A6 2005 Avant 3.0 TDI quattro technical data
Model: | Audi A6 Avant 3.0 TDI quattro | ||
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Body style: | Estate car / wagon | ||
Production period: | 2005. August ... 2006. June | ||
Engine: | 2967 cm3 Diesel, 6 cylinders | CO2 emissions: | 218 g/km |
Power: | 224 HP ON 4000 RPM | Torque: | 450 NM ON 1400 RPM |
Gearbox: | Manual gearbox (6 gears) | Drive type: | All wheel drive (AWD, 4x4) |
Maximum speed: | 240 km/h | Acceleration 0-100 km/h: | 7.3 seconds |
Fuel consumption (l/100km): | 8.0 (combined) 11.0 (urban) 6.1 (highway) | ||
Real fuel consumption: | 8.5 l/100km (27.7 MPG) by user reviews from various sources | ||
Fuel tank capacity: | 80 litres (21.1 gallons) | ||
Car dimensions: | 4.93m (length) 1.86m (width) 1.46m (height) | ||
Turning diameter: | 12 meters | ||
Trunk capacity: | 565 litres | ||
Gross weight: | 2435 kg |
Audi A6 2005 Avant 3.0 TDI quattro engine BMK
Engine reliability and common problems:
The car engine may require significant maintenance and part replacements as mileage increases. Between 200,000 and 300,000 km, the costly timing chain might need replacement, while the drive belt has a shorter lifespan, lasting approximately 100,000 km. High-mileage vehicles often experience issues with a clogged diesel particulate filter (DPF) and EGR valve, which may lead to reduced engine performance and emergency mode activation. The dual-mass flywheel typically requires replacement every 100,000–150,000 km due to wear from improper gear usage and low-speed driving. Piezo injectors can fail between 150,000 and 180,000 km, causing vibration and unstable idle. Intake manifold flap issues can occur between 100,000 and 250,000 km, depending on fuel and oil quality, due to soot accumulation. The turbocharger may need replacement around 300,000 km, with earlier failures linked to infrequent oil changes. Finally, the EGR valve, often replaced after 250,000 km due to soot buildup, is sometimes disabled by drivers to avoid repeated issues.Overall, this engine can last around 300,000 to 510,000 km if properly maintained, using the correct quality oil and fuel, and carrying out regular checks and maintenance.
The engine has hydraulic valve tappets (lifters), which provide quieter operation and do not require periodic adjustment, but are more complex in design and can cause serious engine damage in the event of failure.
Engine displacement | 2967 cm3 |
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Number of cylinders | 6 |
Bore (cylinder diameter) | 83 mm |
Stroke length (piston move) | 91.4 mm |
Compression ratio | 17 : 1 |
Camshaft drive | Timing chain and belt |
Fuel system | Common Rail Common rail fuel injection provides more engine power, is quieter, more environmentally friendly and offers better fuel economy, but is more expensive to maintain and repair. |
Audi A6 2005 Avant 3.0 TDI quattro oil type | 5W-30 |
Oil capacity | 8.2 litres (8.7 quarts) |
Power | 224 HP ON 4000 RPM |
Torque | 450 NM ON 1400 RPM |
Start of production (year) | 2004 |
Duration of production | 3 years |
Engine also used on | Volkswagen Phaeton |
Most often compared to
All Audi A6 estate car [2005 - 2008] modifications
Modification | Engine | Power | Consumption | Gearbox | Drive type |
---|---|---|---|---|---|
Audi A6 2005 Avant 2.0 T FSI
Aug 2005 — Oct 2008 Most fuel efficient petrol version |
2.0 Petrol | 170 HP | 8.1 l/100km | Manual (6) | Front wheel |
Audi A6 2005 Avant 2.0 T FSI Aug 2005 — Oct 2008 | 2.0 Petrol | 170 HP | 8.2 l/100km | Automatic | Front wheel |
Audi A6 2005 Avant 2.0 TDI
Aug 2005 — Oct 2008 Most fuel efficient diesel version |
2.0 Diesel | 140 HP | 6.4 l/100km | Manual (6) | Front wheel |
Audi A6 2006 Avant 2.0 TDI Mar 2006 — Oct 2008 | 2.0 Diesel | 140 HP | 6.7 l/100km | Automatic | Front wheel |
Audi A6 2005 Avant 2.4 Jun 2005 — Oct 2008 | 2.4 Petrol | 177 HP | 9.9 l/100km | Manual (6) | Front wheel |
Audi A6 2005 Avant 2.4 | 2.4 Petrol | 177 HP | 9.6 l/100km | Automatic | Front wheel |
Audi A6 2005 Avant 2.4 quattro 4x4 Jun 2005 — Oct 2008 | 2.4 Petrol | 177 HP | 11.0 l/100km | Manual (6) | All wheel |
Audi A6 2005 Avant 2.7 TDI | 2.7 Diesel | 180 HP | 7.2 l/100km | Manual (6) | Front wheel |
Audi A6 2006 Avant 2.7 TDI Mar 2006 — Oct 2008 | 2.7 Diesel | 180 HP | 7.5 l/100km | Automatic | Front wheel |
Audi A6 2005 Avant 2.7 TDI quattro 4x4 Aug 2005 — Oct 2008 | 2.7 Diesel | 180 HP | 8.5 l/100km | Automatic (6) | All wheel |
Audi A6 2006 Avant 2.8 FSI Nov 2006 — Oct 2008 | 2.8 Petrol | 210 HP | 8.8 l/100km | Manual (6) | Front wheel |
Audi A6 2006 Avant 2.8 FSI Nov 2006 — Oct 2008 | 2.8 Petrol | 210 HP | 8.8 l/100km | Automatic | Front wheel |
Audi A6 2005 Avant 3.0 TDI quattro 4x4 Aug 2005 — Jun 2006 | 3.0 Diesel | 225 HP | 8.0 l/100km | Manual (6) | All wheel |
Audi A6 2005 Avant 3.0 TDI quattro 4x4 Apr 2005 — Jun 2006 | 3.0 Diesel | 225 HP | 8.4 l/100km | Automatic (6) | All wheel |
Audi A6 2006 Avant 3.0 TDI quattro 4x4
Jun 2006 — Oct 2008 Most powerfull diesel version (233 HP) |
3.0 Diesel | 233 HP | 8.1 l/100km | Manual (6) | All wheel |
Audi A6 2006 Avant 3.0 TDI quattro 4x4
Jun 2006 — Oct 2008 Most powerfull diesel version (233 HP) |
3.0 Diesel | 233 HP | 8.6 l/100km | Automatic (6) | All wheel |
Audi A6 2005 3.1 Avant 3.2 FSI Jun 2005 — Jun 2007 | 3.1 Petrol | 255 HP | 9.9 l/100km | Manual (6) | Front wheel |
Audi A6 2005 3.1 Avant 3.2 FSI Aug 2005 — Oct 2008 | 3.1 Petrol | 255 HP | 9.6 l/100km | Automatic | Front wheel |
Audi A6 2005 3.1 Avant 3.2 FSI quattro 4x4 Jun 2005 — Oct 2008 | 3.1 Petrol | 255 HP | 11.0 l/100km | Manual (6) | All wheel |
Audi A6 2005 3.1 Avant 3.2 FSI quattro 4x4 | 3.1 Petrol | 255 HP | 11.0 l/100km | Automatic (6) | All wheel |
Audi A6 2005 Avant 4.2 quattro 4x4
Most dynamic version - 100 km/h in 6.2 seconds |
4.2 Petrol | 335 HP | 11.0 l/100km | Automatic (6) | All wheel |