Mercedes S 350 2003 4Matic Long

Mercedes S class 2002 3.7 petrol description

Sedan Mercedes S 350 2003 4Matic Long has been produced from January, 2003 to September, 2005. It has six-cylinder petrol engine with displacement of 3.7 litres, which produces power of 245 horsepower on 5700 rpm and torque 350 Nm (Newton metres) on 3000 revolutions per minute.

This 6-cylinder 18-valve engine camshaft is driven by chain (What is an engine chain and belt? ). Engine has fuel injection system without turbocharger. Engine versions compliant with Euro 3 and Euro 4 emission standards available. Average engine life expectancy (mileage before serious repairs are needed) is from 320 000 to 540 000 kilometres. Remember that engine life depends on regular maintenance and the quality of the materials used (oils, fuels, etc.).
More engine specs 
This Mercedes S class 3.7 engine oil type is 5W-30 and oil capacity is 7.5 litres.

Mercedes S 350 2003 4Matic Long has all four wheel drive (AWD, 4x4) and automatic gearbox with 5 gears.
Mercedes S 350 2003 4Matic Long accelerates to speed 100 kilometres per hour in 7.9 seconds. The maximum speed of this car is 242 km/h.

The fuel consumption of this Mercedes S 350 2003 4Matic Long in combined mode (combining urban and highway driving) is 11.9 litres per 100km (8.4 km/l), fuel consumption in city - 17.4 l/100km, highway fuel economy - 8.8 l/100km. Fuel tank capacity is 88 litres or 23.25 gallons, which gives a mileage up to 720 kilometers without refueling in urban cycle and even up to 1000 kilometers on highway.
According to user reviews, the real everyday fuel consumption of this Mercedes is in line with the figure specified by the manufacturer. More - Real Mercedes S class fuel consumption.

With the same engine there are also two other Mercedes S class versions - with rear wheel drive and automatic gearbox (Mercedes S 350 2002 AT), and with rear wheel drive and automatic gearbox (Mercedes S 350 2002 Lang AT) available:
  • Mercedes S 350 2002 AT is more dynamic - it reaches 100 km/h 0.3 seconds faster (in 7.6 seconds), moreover, it is more economic with manufacturer's fuel consumption is lower by 0.8 litres per 100 km or 7 % - 11.1 litres per 100 km, whereas users reported real fuel consumption is lower by 0.3 litres per 100 km or 2 % - 11.8 litres per 100 km
  • Mercedes S 350 2002 Lang AT is more dynamic - it reaches 100 km/h 0.3 seconds faster (in 7.6 seconds), moreover, it is more economic with manufacturer's fuel consumption is lower by 0.8 litres per 100 km or 7 % - 11.1 litres per 100 km, whereas users reported real fuel consumption is lower by 0.3 litres per 100 km or 2 % - 11.8 litres per 100 km
Mercedes S class 2002

Mercedes S 350 2003 4Matic Long technical data

Model: Mercedes S 350 2003 4Matic Long
Body style: Sedan
Production period: 2003. January ... 2005. September 
Engine: 3724 cm3 Petrol, 6 cylinders CO2 emissions: 287 g/km
Power: 245 HP ON 5700 RPM Torque: 350 NM ON 3000 RPM
Gearbox: Automatic gearbox (5 gears) Drive type: All wheel drive (AWD, 4x4)
Maximum speed: 242 km/h Acceleration 0-100 km/h: 7.9 seconds
Fuel consumption (l/100km): 11.9 (combined) 17.4 (urban) 8.8 (highway)
Real fuel consumption: 12.1 l/100km (19.4 MPG) by user reviews from various sources
Fuel tank capacity: 88 litres (23.2 gallons)
Car dimensions: 5.16m (length) 1.86m (width) 1.44m (height)
Turning diameter: 12.2 meters
Gross weight: 2100 kg

Mercedes S 350 2003 4Matic Long engine M112 E37

Engine reliability:

Overall, this engine can last around 320,000 to 540,000 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 3724 cm3
Number of cylinders 6
Bore (cylinder diameter) 97 mm
Stroke length (piston move) 84 mm
Compression ratio 10 : 1
Camshaft drive Timing chain

Chain motors are considered more reliable, chain replacement usually is required less often than a timing belt, but they are often louder and vibrate more.

Fuel system Injection
Mercedes S 350 2003 4Matic Long oil type 5W-30
Oil capacity 7.5 litres (7.9 quarts)
Power 231 - 245 HP ON 5700 RPM
Torque 345 - 350 NM ON 3000 RPM
Start of production (year) 1997
Duration of production 10 years
Engine also used on Mercedes ML Mercedes SL

Generally, the use of an engine in several models and its long production run is an indication of the quality of the engine and the success of its design.

All Mercedes S class sedan [2002 - 2005] modifications

Modification Engine Power Consumption Drive type
Mercedes S 320 2002 CDI

Most fuel efficient diesel version

3.2 Diesel 204 HP 7.7 l/100km Rear wheel
Mercedes S 320 2004 CDI Long Jan 2004 — Sep 2005

Most fuel efficient diesel version

3.2 Diesel 204 HP 7.7 l/100km Rear wheel
Mercedes S 350 2002 3.7 Petrol 245 HP 11.1 l/100km Rear wheel
Mercedes S 350 2002 Lang 3.7 Petrol 245 HP 11.1 l/100km Rear wheel
Mercedes S 350 2003 4Matic 4x4 Jan 2003 — Sep 2005 3.7 Petrol 245 HP 11.9 l/100km All wheel
Mercedes S 350 2003 4Matic Long 4x4 Jan 2003 — Sep 2005 3.7 Petrol 245 HP 11.9 l/100km All wheel
Mercedes S 400 2002 CDI

Most powerfull diesel version (250 HP)

4.0 Diesel 250 HP 9.6 l/100km Rear wheel
Mercedes S 400 2002 CDI Long

Most powerfull diesel version (250 HP)

4.0 Diesel 250 HP 9.6 l/100km Rear wheel
Mercedes S 430 2002 Sep 2002 — Feb 2004 4.3 Petrol 279 HP 11.5 l/100km Rear wheel
Mercedes S 430 2002 Long Sep 2002 — Feb 2004 4.3 Petrol 279 HP 11.5 l/100km Rear wheel
Mercedes S 430 2004 Jan 2004 — Sep 2005

Most fuel efficient petrol version

4.3 Petrol 279 HP 10.9 l/100km Rear wheel
Mercedes S 430 2004 Long Jan 2004 — Sep 2005

Most fuel efficient petrol version

4.3 Petrol 279 HP 10.9 l/100km Rear wheel
Mercedes S 430 2002 4Matic 4x4 4.3 Petrol 279 HP 12.5 l/100km All wheel
Mercedes S 430 2002 4Matic Long 4x4 4.3 Petrol 279 HP 12.5 l/100km All wheel
Mercedes S 500 2002 Sep 2002 — Feb 2004 5.0 Petrol 306 HP 11.9 l/100km Rear wheel
Mercedes S 500 2002 Long Sep 2002 — Feb 2004 5.0 Petrol 306 HP 11.9 l/100km Rear wheel
Mercedes S 500 2004 Jan 2004 — Sep 2005

Most fuel efficient petrol version by real consumption

5.0 Petrol 306 HP 11.4 l/100km Rear wheel
Mercedes S 500 2004 Long Jan 2004 — Sep 2005

Most fuel efficient petrol version by real consumption

5.0 Petrol 306 HP 11.4 l/100km Rear wheel
Mercedes S 500 2002 4Matic 4x4 5.0 Petrol 306 HP 12.9 l/100km All wheel
Mercedes S 500 2002 4Matic Long 4x4 5.0 Petrol 306 HP 12.9 l/100km All wheel
Mercedes S 55 2002 AMG Long

Most dynamic version - 100 km/h in 4.8 seconds

5.0 Petrol 360 HP 13.2 l/100km Rear wheel
Mercedes S 55 2002 AMG

Most dynamic version - 100 km/h in 4.8 seconds

5.4 Petrol 500 HP 13.2 l/100km Rear wheel
Mercedes S 600 2002 Long

Most dynamic version - 100 km/h in 4.8 seconds

5.5 Petrol 500 HP 14.8 l/100km Rear wheel
Mercedes S class 2002 reviews
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