The Mercedes-Benz C-Class T-modell (S203) facelift, specifically the C 220 CDI variant with 150 horsepower and a Diesel Particulate Filter (DPF), was produced from April 2004 to May 2007. This model represented a practical, fuel-efficient option within the broader S203 estate range, appealing to buyers seeking a blend of luxury, space, and diesel economy. Positioned as a mid-range offering, it sat between the lower-powered C 200 CDI and the more performance-oriented C 320 CDI. The facelift brought styling updates and refinements to the original S203, enhancing its appeal in the competitive European market.
Technical Specifications
| Brand | Mercedes-Benz |
| Model | C-Class |
| Generation | C-Class T-modell (S203, facelift 2004) |
| Type (Engine) | C 220 CDI (150 Hp) DPF |
| Start of production | April, 2004 |
| End of production | May, 2007 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Station wagon (estate) |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 9.2-9.3 l/100 km (25.6 – 25.3 US mpg) |
| Fuel consumption (extra urban) | 5.5-5.6 l/100 km (42.8 – 42 US mpg) |
| Fuel consumption (combined) | 6.9-7 l/100 km (34.1 – 33.6 US mpg) |
| CO2 emissions | 180-183 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 10.5 sec |
| Acceleration 0 – 62 mph | 10.5 sec |
| Acceleration 0 – 60 mph | 10 sec |
| Maximum speed | 218 km/h (135.46 mph) |
| Emission standard | Euro 4 |
| Weight-to-power ratio | 10.1 kg/Hp |
| Weight-to-torque ratio | 4.5 kg/Nm |
| Power | 150 Hp @ 4200 rpm |
| Torque | 340 Nm @ 2000 rpm (250.77 lb.-ft. @ 2000 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | OM 646.963 |
| Engine displacement | 2148 cm3 (131.08 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 88 mm (3.46 in.) |
| Piston Stroke | 88.3 mm (3.48 in.) |
| Compression ratio | 18:1 |
| 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) |
| Coolant capacity | 8.5 l (8.98 US qt | 7.48 UK qt) |
| Kerb Weight | 1515 kg (3340 lbs.) |
| Max. weight | 2115 kg (4662.78 lbs.) |
| Max load | 600 kg (1322.77 lbs.) |
| Trunk (boot) space – minimum | 470 l (16.6 cu. ft.) |
| Trunk (boot) space – maximum | 1384 l (48.88 cu. ft.) |
| Fuel tank capacity | 62 l (16.38 US gal | 13.64 UK gal) |
| Max. roof load | 100 kg (220.46 lbs.) |
| Permitted trailer load (braked) | 1500 kg (3306.93 lbs.) |
| Permitted trailer load (unbraked) | 750 kg (1653.47 lbs.) |
| Length | 4541 mm (178.78 in.) |
| Width | 1728 mm (68.03 in.) |
| Width including mirrors | 1980 mm (77.95 in.) |
| Height | 1465 mm (57.68 in.) |
| Wheelbase | 2715 mm (106.89 in.) |
| Front track | 1505 mm (59.25 in.) |
| Rear track | 1476 mm (58.11 in.) |
| Front overhang | 755 mm (29.72 in.) |
| Rear overhang | 1071 mm (42.17 in.) |
| Drag coefficient (Cd) | 0.31 |
| Minimum turning circle | 10.76 m (35.3 ft.) |
| Drivetrain | Rear wheel drive |
| Number of gears | 6 |
| Gearbox type | Manual transmission |
| Front suspension | Independent type McPherson, Transverse stabilizer |
| Rear suspension | Independent multi-link suspension, Transverse stabilizer |
| 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 | 205/55 R 16 V |
| Wheel rims size | 7 J x 16 H 2 |
Powertrain & Engine Architecture
The C 220 CDI was powered by the OM 646.963, a 2.148-liter inline-four cylinder diesel engine. This engine was a mainstay of the Mercedes-Benz lineup during the early 2000s, known for its robust construction and relatively good fuel economy. It featured a common rail direct injection system, delivering fuel at extremely high pressures for optimized combustion. A turbocharger with an intercooler further enhanced performance, boosting power output to 150 horsepower and 340 Nm (250.77 lb-ft) of torque. The engine utilized a double overhead camshaft (DOHC) valvetrain with four valves per cylinder, contributing to its efficiency and power delivery. The inclusion of a Diesel Particulate Filter (DPF) was crucial for meeting increasingly stringent Euro 4 emission standards. The six-speed manual transmission was standard, providing a good balance between fuel efficiency and driver control.
Driving Characteristics
The C 220 CDI T-modell offered a comfortable and refined driving experience, prioritizing fuel efficiency and practicality over outright performance. While not a sports wagon, the 150 hp engine provided adequate power for everyday driving and highway cruising. Acceleration from 0 to 100 km/h (0-62 mph) took around 10.5 seconds. The manual transmission allowed for precise gear selection, but the engine’s torque curve meant that frequent downshifts weren’t always necessary. Compared to the more powerful C 320 CDI, the C 220 CDI felt less urgent in its acceleration, but it offered significantly better fuel economy. The suspension provided a comfortable ride, absorbing bumps and imperfections in the road effectively. The rear-wheel-drive configuration offered balanced handling, although it wasn’t as engaging as some of its competitors with all-wheel drive.
Equipment & Trim Levels
The C 220 CDI T-modell typically came equipped with a respectable level of standard features. These included automatic climate control, power windows and mirrors, a multi-function steering wheel, and an audio system. Interior upholstery was typically cloth, with leather options available as an upgrade. Optional extras included a sunroof, navigation system, upgraded audio, and parking sensors. Trim levels varied slightly depending on the market, but generally, the C 220 CDI offered a good balance of comfort and convenience features for its price point.
Chassis & Braking
The S203 C-Class estate utilized an independent suspension setup at all four corners. The front suspension employed McPherson struts with a transverse stabilizer bar, while the rear featured a multi-link suspension, also with a stabilizer bar. This configuration provided a good balance of ride comfort and handling. Braking duties were handled by ventilated discs at the front and solid discs at the rear. Anti-lock Braking System (ABS) was standard, enhancing safety and control during emergency braking situations. The steering was a rack-and-pinion system with hydraulic power assistance, providing precise and responsive steering feel.
Market Reception & Comparison
The C 220 CDI T-modell was generally well-received by automotive critics as a practical and fuel-efficient estate car. It was praised for its comfortable ride, spacious interior, and relatively low running costs. However, some critics noted that the engine could feel a bit underpowered when fully loaded or tackling steep hills. Compared to competitors like the Audi A4 Avant and BMW 3 Series Touring, the C 220 CDI offered a more luxurious interior and a more comfortable ride, but it wasn’t quite as sporty to drive. Its fuel economy was competitive, and its reliability was generally considered good.
Legacy
The OM 646 engine family, including the 2.2-liter variant found in the C 220 CDI, proved to be remarkably durable. Many examples have accumulated high mileage with proper maintenance. Today, the S203 C-Class T-modell C 220 CDI represents a relatively affordable entry point into Mercedes-Benz ownership. While age and mileage are factors, these vehicles can still provide reliable transportation for those seeking a practical and fuel-efficient estate car. Common issues include wear and tear on suspension components, potential DPF problems (especially if not regularly regenerated), and occasional issues with the electronic systems. However, parts availability is generally good, and the relatively simple mechanical design makes them relatively easy to maintain.
