Audi A6 2001 Avant 2.5 TDI

Audi A6 2001 2.5 diesel description

Estate car / wagon Audi A6 2001 Avant 2.5 TDI has been produced from June, 2001 to December, 2004. It has six-cylinder diesel engine with displacement of 2.5 litres, which produces power of 180 horsepower on 4000 rpm and torque 370 Nm (Newton metres) on 1500 revolutions per minute.

This 6-cylinder 24-valve engine camshaft is driven by belt (What is an engine chain and belt? ). Engine has fuel injection system and VGT turbine. The engine meets the Euro 3 emissions standard. Average engine life expectancy (mileage before serious repairs are needed) is from 210 000 to 360 000 kilometres. It is important to remember that engine life is highly dependent on regular maintenance and the quality of the oils and fuels used.
More engine specs 
This Audi A6 2.5 engine oil type is 5W-30 and oil capacity is 6 litres.

Audi A6 2001 Avant 2.5 TDI has front wheel drive (FWD) and automatic gearbox with 5 gears.
Audi A6 2001 Avant 2.5 TDI accelerates to speed 100 kilometres per hour in 9.1 seconds. The maximum speed of this car is 219 km/h.

The fuel consumption of this Audi A6 2001 Avant 2.5 TDI in combined mode (combining urban and highway driving) is 8.1 litres per 100km (12.3 km/l), city fuel economy - 11.3 l/100km, fuel consumption on highway - 6.2 l/100km. Fuel tank capacity is 70 litres or 18.49 gallons, which gives a mileage up to 860 kilometers without refueling in urban cycle and even up to 1120 kilometers on highway.
According to user reviews, this Audi real everyday fuel consumption is 9.2 litres per 100 km, which is 14% more than the manufacturer's stated. More - Real Audi A6 fuel consumption.

With the same engine there are also two other Audi A6 versions - with four wheel (4x4) drive and manual gearbox (Audi A6 2001 Avant 2.5 TDI Quattro MT 4x4), and with four wheel (4x4) drive and automatic gearbox (Audi A6 2001 Avant 2.5 TDI Quattro AT 4x4) available:
  • Audi A6 2001 Avant 2.5 TDI Quattro MT 4x4 manufacturer's fuel consumption is similar - 8.0 litres per 100 km, whereas users reported real fuel consumption is lower by 1.2 litres per 100 km or 13 % - 8.0 litres per 100 km
  • Audi A6 2001 Avant 2.5 TDI Quattro AT 4x4 is more sluggish, reaching 100 km/h 0.9 seconds later (in 10 seconds), but manufacturer's fuel consumption is higher by 0.8 litres per 100 km or 10 % - 8.9 litres per 100 km, whereas users reported real fuel consumption is similar - 9.2 litres per 100 km
Audi A6 2001

Audi A6 2001 Avant 2.5 TDI technical data

Model: Audi A6 Avant 2.5 TDI
Body style: Estate car / wagon
Production period: 2001. June ... 2004. December 
Engine: 2496 cm3 Diesel, 6 cylinders CO2 emissions: 219 g/km
Power: 180 HP ON 4000 RPM Torque: 370 NM ON 1500 RPM
Gearbox: Automatic gearbox (5 gears) Drive type: Front wheel drive (FWD)
Maximum speed: 219 km/h Acceleration 0-100 km/h: 9.1 seconds
Fuel consumption (l/100km): 8.1 (combined) 11.3 (urban) 6.2 (highway)
Real fuel consumption: 9.2 l/100km (25.6 MPG) by user reviews from various sources
Fuel tank capacity: 70 litres (18.5 gallons)
Car dimensions: 4.80m (length) 1.81m (width) 1.48m (height)
Turning diameter: 11.7 meters
Trunk capacity: 455 litres
Gross weight: 2200 kg

Audi A6 2001 Avant 2.5 TDI engine AKE

Engine reliability:

Overall, this engine can last around 210,000 to 360,000 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 2496 cm3
Number of cylinders 6
Bore (cylinder diameter) 78.3 mm
Stroke length (piston move) 86.4 mm
Compression ratio 19.5 : 1
Camshaft drive Timing belt

Timing belt engines are generally quieter and less vibrating than chain engines, but belt usually needs to be replaced more often and the risk of breakage is higher.

Fuel system Injection
Audi A6 2001 Avant 2.5 TDI oil type 5W-30
Oil capacity 6 litres (6.3 quarts)
Power 180 HP ON 4000 RPM
Torque 370 NM ON 1500 RPM
Start of production (year) 1999
Duration of production 6 years

Often in the first years of production, engines tend to have various constructive problems, so it is recommended to choose a car with this engine from 2002 onwards.

Engine also used on Audi A4 Audi A8

All Audi A6 estate car [2001 - 2004] modifications

Modification Engine Power Consumption Gearbox Drive type
Audi A6 2001 Avant 1.8 5V Turbo

Most fuel efficient petrol version by real consumption

1.8 Petrol 150 HP 8.5 l/100km Manual (5) Front wheel
Audi A6 2001 Avant 1.8 5V Turbo 1.8 Petrol 150 HP 8.5 l/100km Automatic Front wheel
Audi A6 2001 Avant 1.8 5V Turbo Quattro 4x4

Most fuel efficient petrol version by real consumption

1.8 Petrol 150 HP 9.5 l/100km Manual (5) All wheel
Audi A6 2001 Avant 1.9 TDI

Most fuel efficient diesel version

1.9 Diesel 130 HP 5.7 l/100km Manual (5) Front wheel
Audi A6 2001 Avant 1.9 TDI

Most fuel efficient diesel version by real consumption

1.9 Diesel 130 HP 6.0 l/100km Manual (6) Front wheel
Audi A6 2003 Avant 1.9 TDI Mai 2003 — Dec 2004 1.9 Diesel 130 HP 5.9 l/100km Automatic Front wheel
Audi A6 2001 Avant 2.0 5V

Most fuel efficient petrol version

2.0 Petrol 130 HP 8.4 l/100km Manual (5) Front wheel
Audi A6 2001 Avant 2.4 5V 2.4 Petrol 170 HP 9.9 l/100km Manual (5) Front wheel
Audi A6 2001 Avant 2.4 5V Quattro 4x4 2.4 Petrol 170 HP 10.9 l/100km Manual (5) All wheel
Audi A6 2001 Avant 2.4 5V Quattro 4x4 2.4 Petrol 170 HP 11.3 l/100km Automatic (5) All wheel
Audi A6 2001 Avant 2.5 TDI Jun 2001 — Mai 2002 2.5 Diesel 155 HP 6.9 l/100km Manual (6) Front wheel
Audi A6 2002 Avant 2.5 TDI Mai 2002 — Dec 2004 2.5 Diesel 163 HP 6.9 l/100km Manual (6) Front wheel
Audi A6 2001 Avant 2.5 TDI 2.5 Diesel 180 HP 8.1 l/100km Automatic (5) Front wheel
Audi A6 2001 Avant 2.5 TDI Quattro 4x4 2.5 Diesel 180 HP 8.0 l/100km Manual (6) All wheel
Audi A6 2001 Avant 2.5 TDI Quattro 4x4 2.5 Diesel 180 HP 8.9 l/100km Automatic (5) All wheel
Audi A6 2001 Avant 2.7 5V Turbo Quattro 4x4

Most dynamic version - 100 km/h in 7 seconds

2.7 Petrol 250 HP 11.7 l/100km Manual (6) All wheel
Audi A6 2001 Avant 2.7 5V Turbo Quattro 4x4 2.7 Petrol 250 HP 12.2 l/100km Automatic (5) All wheel
Audi A6 2001 Avant 3.0 5V 3.0 Petrol 220 HP 9.7 l/100km Manual (5) Front wheel
Audi A6 2001 Avant 3.0 5V Quattro 4x4 3.0 Petrol 220 HP 11.3 l/100km Manual (6) All wheel
Audi A6 2001 Avant 3.0 5V Quattro 4x4 3.0 Petrol 220 HP 11.4 l/100km Automatic (5) All wheel
Audi A6 2001 Avant 4.2 V8 Quattro 4x4

Most powerfull petrol version (300 HP)

4.2 Petrol 300 HP 13.1 l/100km Automatic (5) All wheel
Audi A6 2001 reviews
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