Mercedes ML 2008 420 2008 CDI
Mercedes ML 2008 4.0 diesel description
Crossover / SUV Mercedes ML 2008 420 2008 CDI has been produced from July, 2008 to January, 2011. It has eight-cylinder diesel engine with displacement of 4.0 litres, which produces power of 306 horsepower on 3600 rpm and torque 700 Nm (Newton metres) on 2000 revolutions per minute.
This 8-cylinder 32-valve engine camshaft is driven by double-row chain (What is an engine chain and belt? ). Engine has Common Rail fuel system and GTB1752VK turbine. The engine meets the Euro 4 emissions standard. Approximate engine life expectancy (mileage until serious repairs are required) for this engine is between 280 000 and 480 000 kilometres. Note that engine life can be longer or shorter depending on maintenance.
More engine specs
This Mercedes ML 4.0 engine oil type is 5W-30 and oil capacity is 10.5 litres.
Mercedes ML 2008 420 2008 CDI has all four wheel drive (AWD, 4x4) and automatic gearbox with 7 gears.
Mercedes ML 2008 420 2008 CDI accelerates to speed 100 kilometres per hour in 6.5 seconds. The maximum speed of this car is 235 km/h.
In combined cycle (city and motorway), the Mercedes ML 2008 420 2008 CDI fuel consumption is 11 litres per 100km (9.1 km/l), fuel consumption in city - 14 l/100km, highway fuel economy - 8.5 l/100km. Fuel tank capacity is 95 litres or 25.1 gallons, which gives a mileage up to 860 kilometers without refueling in urban cycle and even up to 1100 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 ML fuel consumption.

Mercedes ML 2008 420 2008 CDI technical data
Model: | Mercedes ML 420 2008 CDI | ||
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Body style: | Crossover / SUV | ||
Production period: | 2008. July ... 2011. January | ||
Engine: | 3996 cm3 Diesel, 8 cylinders | CO2 emissions: | 279 g/km |
Power: | 306 HP ON 3600 RPM | Torque: | 700 NM ON 2000 RPM |
Gearbox: | Automatic gearbox (7 gears) | Drive type: | All wheel drive (AWD, 4x4) |
Top speed: | 235 km/h | Acceleration 0-100 km/h: | 6.5 seconds |
Fuel consumption (l/100km): | 11.0 (combined) 14.0 (urban) 8.5 (highway) | ||
Real fuel consumption: | 11.2 l/100km (21 MPG) by user reviews from various sources | ||
Fuel tank capacity: | 95 litres (25.1 gallons) | ||
Car dimensions: | 4.78m (length) 1.91m (width) 1.82m (height) | ||
Turning diameter: | 12 meters | ||
Trunk capacity: | 551 litres | ||
Gross weight: | 2950 kg |
Mercedes ML 2008 420 2008 CDI engine OM629
Engine reliability:
Overall, this engine can last around 280,000 to 480,000 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 | 3996 cm3 |
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Number of cylinders | 8 |
Bore (cylinder diameter) | 86 mm |
Stroke length (piston move) | 86 mm |
Compression ratio | 17 : 1 |
Camshaft drive | Double-row 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 | 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. |
Mercedes ML 2008 420 2008 CDI oil type | 5W-30 |
Oil capacity | 10.5 litres (11.1 quarts) |
Power | 306 - 320 HP ON 3600 RPM |
Torque | 700 - 730 NM ON 2000 RPM |
Start of production (year) | 2005 |
Duration of production | 8 years |
Engine also used on | Mercedes E klase Mercedes S klase Mercedes GL |
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. |
Most often compared to
All Mercedes ML crossover [2008 - 2011] modifications
Modification | Engine | Power | Consumption |
---|---|---|---|
Mercedes ML 3.0 280 2008 CDI 4x4 Jul 2008 — Jan 2009 | 3.0 Diesel | 190 HP | 9.1 l/100km |
Mercedes ML 3.0 300 2009 CDI BlueEFFICIENCY 4Matic 4x4
Jan 2009 — Jan 2011 Most fuel efficient diesel version |
3.0 Diesel | 190 HP | 8.4 l/100km |
Mercedes ML 3.0 320 2008 CDI 4x4
Most fuel efficient diesel version by real consumption |
3.0 Diesel | 224 HP | 9.3 l/100km |
Mercedes ML 3.5 350 2008 4x4
Most fuel efficient petrol version |
3.5 Petrol | 272 HP | 11.2 l/100km |
Mercedes ML 4.0 420 2008 CDI 4x4
Most powerfull diesel version (306 HP) |
4.0 Diesel | 306 HP | 11.0 l/100km |
Mercedes ML 5.5 500 2008 4x4 | 5.5 Petrol | 388 HP | 12.8 l/100km |
Mercedes ML 6.2 63 2008 AMG 4x4
Most dynamic version - 100 km/h in 5 seconds |
6.2 Petrol | 510 HP | 16.5 l/100km |