Audi A6 1994 Avant 2.5 TDI

Audi A6 1994 2.5 diesel description

Estate car / wagon Audi A6 1994 Avant 2.5 TDI has been produced from September, 1994 to August, 1997. It has five-cylinder diesel engine with displacement of 2.5 litres, which produces power of 115 horsepower on 4000 rpm and torque 265 Nm (Newton metres) on 1900 revolutions per minute.

This 5-cylinder 10-valve engine camshaft is driven by belt (What is an engine chain and belt? ). Engine has fuel injection system and turbine. The engine meets the Euro 2 emissions standard. Engine lifespan (mileage before major repairs or overhaul) can last from 490 up to 820 thousand kilometres. Note that engine life can be longer or shorter depending on maintenance.
More engine specs 
Very reliable engine if not overheated. Occasionally, the high pressure fuel pump can cause  ...  This Audi A6 2.5 engine oil type is 5W-40 and oil capacity is 5.2 litres.

Audi A6 1994 Avant 2.5 TDI has front wheel drive (FWD) and manual gearbox with 5 gears.
Audi A6 1994 Avant 2.5 TDI accelerates to speed 100 kilometres per hour in 11.4 seconds. The maximum speed of this car is 190 km/h.

Audi A6 1994 Avant 2.5 TDI fuel consumption is 6.9 litres per 100km in combined city/highway mode (14.5 km/l) - this is one of most fuel efficient Audi A6 1994 - 1997 versions, city fuel economy - 9.3 l/100km, fuel consumption on highway - 5.5 l/100km. Fuel tank capacity is 80 litres or 21.14 gallons, which gives a mileage up to 1140 kilometers without refueling in urban cycle and even up to 1440 kilometers on highway.
According to user reviews, the real everyday fuel consumption of this Audi is in line with, and sometimes even lower than, the manufacturer's stated combined consumption. More - Real Audi A6 fuel consumption.

With the same engine there is also Audi A6 version with automatic gearbox (Audi A6 1994 Avant 2.5 TDI AT) available, which is more sluggish, reaching 100 km/h 1.8 seconds later (in 13.2 seconds), but manufacturer's fuel consumption is higher by 0.7 litres per 100 km or 10 % - 7.6 litres per 100 km, whereas users reported real fuel consumption is similar - 6.8 litres per 100 km.
Audi A6 1994

Audi A6 1994 Avant 2.5 TDI technical data

Model: Audi A6 Avant 2.5 TDI
Body style: Estate car / wagon
Production period: 1994. September ... 1997. August 
Engine: 2460 cm3 Diesel, 5 cylinders CO2 emissions: no data
Power: 115 HP ON 4000 RPM Torque: 265 NM ON 1900 RPM
Gearbox: Manual gearbox (5 gears) Drive type: Front wheel drive (FWD)
Top speed: 190 km/h Acceleration 0-100 km/h: 11.4 seconds
Fuel consumption (l/100km): 6.9 (combined) 9.3 (urban) 5.5 (highway)
Real fuel consumption: 7.4 l/100km (31.8 MPG) by user reviews from various sources
Fuel tank capacity: 80 litres (21.1 gallons)
Car dimensions: 4.80m (length) 1.78m (width) 1.44m (height)
Turning diameter: 11.4 meters
Trunk capacity: 390 litres
Gross weight: 2060 kg

Audi A6 1994 Avant 2.5 TDI engine AAT

Engine reliability and common problems:

Very reliable engine if not overheated. Occasionally, the high pressure fuel pump can cause problems.
Overall, this engine can last around 490,000 to 820,000 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 2460 cm3
Number of cylinders 5
Bore (cylinder diameter) 81 mm
Stroke length (piston move) 95.5 mm
Compression ratio 20.5 : 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 1994 Avant 2.5 TDI oil type 5W-40
Oil capacity 5.2 litres (5.5 quarts)
Power 115 HP ON 4000 RPM
Torque 265 NM ON 1900 RPM
Start of production (year) 1991
Duration of production 6 years
Engine also used on Audi 100

All Audi A6 estate car [1994 - 1997] modifications

Modification Engine Power Consumption Gearbox Drive type
Audi A6 1995 Avant 1.8 5V Nov 1995 — Aug 1997 1.8 Petrol 125 HP 9.1 l/100km Manual (5) Front wheel
Audi A6 1996 Avant 1.8 5V Jan 1996 — Aug 1997 1.8 Petrol 125 HP 9.9 l/100km Automatic (4) Front wheel
Audi A6 1995 Avant 1.8 5V Quattro 4x4 Nov 1995 — Aug 1997 1.8 Petrol 125 HP 9.2 l/100km Manual (5) All wheel
Audi A6 1994 Avant 1.9 TDI

Most fuel efficient diesel version

1.9 Diesel 90 HP 6.4 l/100km Manual (5) Front wheel
Audi A6 1994 Avant 1.9 TDI 1.9 Diesel 90 HP 7.2 l/100km Automatic (4) Front wheel
Audi A6 1994 Avant 2.0 Sep 1994 — Nov 1995

Most fuel efficient petrol version

2.0 Petrol 116 HP 8.9 l/100km Manual (5) Front wheel
Audi A6 1994 Avant 2.0 Sep 1994 — Nov 1995 2.0 Petrol 116 HP 9.3 l/100km Automatic (4) Front wheel
Audi A6 1994 Avant 2.3 Sep 1994 — Jul 1995 2.3 Petrol 133 HP 9.5 l/100km Manual (5) Front wheel
Audi A6 1994 Avant 2.3 Sep 1994 — Jul 1995 2.3 Petrol 133 HP 10.0 l/100km Automatic (4) Front wheel
Audi A6 1994 Avant 2.5 TDI 2.5 Diesel 115 HP 6.9 l/100km Manual (5) Front wheel
Audi A6 1994 Avant 2.5 TDI 2.5 Diesel 115 HP 6.9 l/100km Manual (6) Front wheel
Audi A6 1994 Avant 2.5 TDI 2.5 Diesel 115 HP 7.6 l/100km Automatic (4) Front wheel
Audi A6 1994 Avant 2.5 TDI 2.5 Diesel 140 HP 6.9 l/100km Manual (6) Front wheel
Audi A6 1996 Avant 2.5 TDI Apr 1996 — Aug 1997 2.5 Diesel 140 HP 7.6 l/100km Automatic (4) Front wheel
Audi A6 1995 Avant 2.5 TDI Quattro 4x4 Jul 1995 — Aug 1997 2.5 Diesel 140 HP 7.0 l/100km Manual (6) All wheel
Audi A6 1994 Avant 2.6 2.6 Petrol 150 HP 10.2 l/100km Manual (5) Front wheel
Audi A6 1994 Avant 2.6 2.6 Petrol 150 HP 11.1 l/100km Automatic (4) Front wheel
Audi A6 1994 Avant 2.6 Quattro 4x4 2.6 Petrol 150 HP 11.2 l/100km Manual (5) All wheel
Audi A6 1994 Avant 2.6 Quattro 4x4 2.6 Petrol 150 HP 12.3 l/100km Automatic (4) All wheel
Audi A6 1994 Avant 2.8 2.8 Petrol 174 HP 10.6 l/100km Manual (5) Front wheel
Audi A6 1994 Avant 2.8 2.8 Petrol 174 HP 11.5 l/100km Automatic (4) Front wheel
Audi A6 1994 Avant 2.8 Quattro 4x4 2.8 Petrol 174 HP 11.4 l/100km Manual (5) All wheel
Audi A6 1994 Avant 2.8 Quattro 4x4 2.8 Petrol 174 HP 12.3 l/100km Automatic (4) All wheel
Audi A6 1995 Avant 2.8 5V Nov 1995 — Aug 1997 2.8 Petrol 193 HP 10.1 l/100km Manual (5) Front wheel
Audi A6 1995 Avant 2.8 5V Nov 1995 — Aug 1997 2.8 Petrol 193 HP 10.8 l/100km Automatic (4) Front wheel
Audi A6 1995 Avant 2.8 5V Quattro 4x4 Nov 1995 — Aug 1997

Most dynamic version - 100 km/h in 8.2 seconds

2.8 Petrol 193 HP 11.1 l/100km Manual (5) All wheel
Audi A6 1995 Avant 2.8 5V Quattro 4x4 Nov 1995 — Aug 1997 2.8 Petrol 193 HP 11.9 l/100km Automatic (4) All wheel
Audi A6 1994 reviews
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