The Mercedes-Benz E-Class T-modell (S212) E 200 CDI BlueEFFICIENCY, equipped with a 136 horsepower diesel engine and featuring the Start & Stop system, was a key variant within the S212 series produced between 2011 and January 2013. Positioned as a fuel-efficient and practical option within the E-Class estate range, it catered to buyers prioritizing economy and usability over outright performance. This model represented Mercedes-Benz’s commitment to reducing emissions and improving fuel consumption in the premium wagon segment, particularly in European markets where estate cars held significant popularity.
Technical Specifications
| Brand | Mercedes-Benz |
| Model | E-Class |
| Generation | E-Class T-modell (S212) |
| Type (Engine) | E 200 CDI BlueEFFICIENCY (136 Hp) Start & Stop |
| Start of production | 2011 |
| End of production | January, 2013 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Station wagon (estate) |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 6.4-6.7 l/100 km (36.8 – 35.1 US mpg, 44.1 – 42.2 UK mpg, 15.6 – 14.9 km/l) |
| Fuel consumption (extra urban) | 4.7-4.9 l/100 km (50 – 48 US mpg, 60.1 – 57.6 UK mpg, 21.3 – 20.4 km/l) |
| Fuel consumption (combined) | 5.3-5.6 l/100 km (44.4 – 42 US mpg, 53.3 – 50.4 UK mpg, 18.9 – 17.9 km/l) |
| CO2 emissions | 140-147 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 10.9 sec |
| Acceleration 0 – 62 mph | 10.9 sec |
| Acceleration 0 – 60 mph | 10.4 sec |
| Maximum speed | 205 km/h (127.38 mph) |
| Emission standard | Euro 5 |
| Weight-to-power ratio | 12.9 kg/Hp, 77.7 Hp/tonne |
| Weight-to-torque ratio | 4.9 kg/Nm, 205.7 Nm/tonne |
| Power | 136 Hp @ 2800-4600 rpm |
| Power per litre | 63.5 Hp/l |
| Torque | 360 Nm @ 1600-2600 rpm (265.52 lb.-ft. @ 1600-2600 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | OM 651.925 |
| Engine displacement | 2143 cm3 (130.77 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 83 mm (3.27 in.) |
| Piston Stroke | 99 mm (3.9 in.) |
| Compression ratio | 16.2:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Valvetrain | DOHC |
| Engine oil capacity | 6.5 l (6.87 US qt | 5.72 UK qt) |
| Kerb Weight | 1750 kg (3858.09 lbs.) |
| Max. weight | 2420 kg (5335.19 lbs.) |
| Max load | 670 kg (1477.1 lbs.) |
| Trunk (boot) space – minimum | 695 l (24.54 cu. ft.) |
| Trunk (boot) space – maximum | 1950 l (68.86 cu. ft.) |
| Fuel tank capacity | 59 l (15.59 US gal | 12.98 UK gal) |
| Max. roof load | 100 kg (220.46 lbs.) |
| Permitted trailer load with brakes (12%) | 1900 kg (4188.78 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Length | 4895 mm (192.72 in.) |
| Width | 1854 mm (72.99 in.) |
| Width including mirrors | 2071 mm (81.54 in.) |
| Height | 1515 mm (59.65 in.) |
| Wheelbase | 2874 mm (113.15 in.) |
| Front track | 1583 mm (62.32 in.) |
| Rear track | 1604 mm (63.15 in.) |
| Front overhang | 841 mm (33.11 in.) |
| Rear overhang | 1180 mm (46.46 in.) |
| Drag coefficient (Cd) | 0.29 |
| Minimum turning circle | 11.25 m (36.91 ft.) |
| Drivetrain Architecture | Rear wheel drive |
| Number of gears | 6 |
| Type of gearbox | Manual transmission |
| Front suspension | Independent multi-link suspension |
| Rear suspension | Independent multi-link suspension, Air suspension |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Hydraulic Steering |
| Tires size | 225/55 R16; 245/45 R17 |
| Wheel rims size | 7.5J x 16; 8J x 17 |
INTRODUCTION
The S212 E-Class T-modell, launched in 2009, represented the third generation of the E-Class estate. The E 200 CDI BlueEFFICIENCY variant, introduced in 2011, was a diesel-powered option designed to appeal to buyers seeking a balance between practicality, fuel efficiency, and a relatively affordable entry point into the E-Class range. The “BlueEFFICIENCY” designation signified Mercedes-Benz’s efforts to optimize fuel economy through various technologies, including the Start & Stop system. This model was primarily sold in Europe, where wagons are a popular body style, and offered a compelling alternative to SUVs and crossovers.
Powertrain & Engine Architecture
At the heart of the E 200 CDI BlueEFFICIENCY lay the OM651.925 2.1-liter inline-four cylinder diesel engine. This engine was a cornerstone of Mercedes-Benz’s diesel lineup, known for its durability and efficiency. It featured a common rail direct injection system, delivering fuel at extremely high pressure for optimized combustion. A turbocharger with an intercooler further enhanced performance and efficiency. The engine produced 136 horsepower at 2800-4600 rpm and 360 Nm (265.52 lb.-ft.) of torque between 1600-2600 rpm. The engine utilized a double overhead camshaft (DOHC) valvetrain with four valves per cylinder. Paired with this engine was a 6-speed manual transmission, providing a balance between fuel economy and driver control. The Start & Stop system automatically shut off the engine when the vehicle came to a standstill, reducing fuel consumption and emissions in urban driving conditions.
Driving Characteristics
The E 200 CDI BlueEFFICIENCY, with its 136 hp and manual transmission, offered a comfortable and refined driving experience, but wasn’t designed for sporty performance. Acceleration from 0-100 km/h (0-62 mph) took approximately 10.9 seconds, and top speed was limited to 205 km/h (127.38 mph). The engine’s torque delivery was its strong suit, providing ample pulling power for everyday driving and overtaking maneuvers. The manual gearbox, while not particularly sporty, was precise and easy to use. Compared to higher-output E-Class variants, such as the E 250 CDI or E 350 CDI, the E 200 CDI felt less powerful, but it offered significantly better fuel economy. The gear ratios were optimized for fuel efficiency, resulting in a slightly less engaging driving experience than the more powerful models.
Equipment & Trim Levels
The E 200 CDI BlueEFFICIENCY typically came equipped with a respectable level of standard features. These included automatic climate control, a multi-function steering wheel, power windows, and an audio system. Interior upholstery was typically cloth, although leather options were available. The dashboard layout was typical of the S212 E-Class, with a focus on functionality and elegance. Optional extras included a sunroof, navigation system, upgraded audio system, parking sensors, and various driver assistance systems. Trim levels varied depending on the market, but generally offered packages that added features like heated seats, upgraded interior trim, and alloy wheels.
Chassis & Braking
The S212 E-Class T-modell featured an independent multi-link suspension on both the front and rear axles, providing a comfortable ride and good handling characteristics. The rear suspension often included air suspension, further enhancing ride comfort and allowing for self-leveling when carrying heavy loads. Braking duties were handled by ventilated discs at the front and solid discs at the rear. Anti-lock braking system (ABS) was standard, ensuring safe and controlled braking in various conditions. The chassis was designed to provide a stable and predictable driving experience, even when fully loaded.
Market Reception & Comparison
The E 200 CDI BlueEFFICIENCY was generally well-received by critics for its fuel efficiency and practicality. It was seen as a sensible choice for buyers who prioritized economy and usability over performance. Compared to other trims in the E-Class lineup, the E 200 CDI offered the lowest running costs, making it an attractive option for high-mileage drivers. However, some critics noted that the engine lacked the refinement and power of the larger diesel engines available in the range. Against competitors like the Audi A6 Avant and BMW 5 Series Touring, the E 200 CDI offered a competitive combination of fuel economy, practicality, and build quality.
Legacy
The OM651 engine family, including the OM651.925 found in the E 200 CDI, has proven to be remarkably durable and reliable. These engines are known for their longevity and relatively low maintenance costs. On the used car market, the E 200 CDI BlueEFFICIENCY remains a popular choice for buyers seeking a practical and fuel-efficient estate car. While older examples may require some maintenance, the engine’s inherent reliability makes it a relatively safe bet. The S212 E-Class T-modell, in general, is regarded as a well-built and comfortable vehicle, and the E 200 CDI BlueEFFICIENCY represents a particularly sensible and economical option within the range.



