2012-2015 Mercedes-Benz C-class Coupe (C204 facelift ) C 180 1.6 (156 Hp) 7G-TRONIC PLUS

The Mercedes-Benz C-Class Coupe (C204) facelift, specifically the C 180 1.6 (156 hp) equipped with the 7G-TRONIC PLUS automatic transmission, was produced from April 2012 to 2015. This variant occupied the entry-level position within the C-Class Coupe range, offering a balance of efficiency, comfort, and the prestige associated with the Mercedes-Benz brand. It was positioned as a more accessible alternative to the higher-performance C 250 and C 350 models, and a more refined option compared to diesel-powered variants. The C204 generation represented a significant departure from its predecessor, offering a more dynamic driving experience and a more contemporary interior.

Technical Specifications

Brand Mercedes-Benz
Model C-Class
Generation C-Class Coupe (C204, facelift 2011)
Type (Engine) C 180 1.6 (156 Hp) 7G-TRONIC PLUS
Start of production April, 2012
End of production 2015
Powertrain Architecture Internal Combustion engine
Body type Coupe
Seats 4
Doors 2
Fuel consumption (urban) 7.7-8.0 l/100 km (30.5 – 29.4 US mpg)
Fuel consumption (extra urban) 4.8-5.3 l/100 km (49 – 44.4 US mpg)
Fuel consumption (combined) 5.8-6.3 l/100 km (40.6 – 37.3 US mpg)
CO2 emissions 136-147 g/km
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 8.5 sec
Acceleration 0 – 62 mph 8.5 sec
Acceleration 0 – 60 mph 8.1 sec
Maximum speed 223 km/h (138.57 mph)
Emission standard Euro 6
Weight-to-power ratio 9.2 kg/Hp
Weight-to-torque ratio 5.7 kg/Nm
Power 156 Hp @ 5300 rpm
Torque 250 Nm @ 1250-4000 rpm (184.39 lb.-ft. @ 1250-4000 rpm)
Engine layout Front, Longitudinal
Engine Model/Code M 274.910
Engine displacement 1595 cm3 (97.33 cu. in.)
Number of cylinders 4
Engine configuration Inline
Cylinder Bore 83 mm (3.27 in.)
Piston Stroke 73.7 mm (2.9 in.)
Compression ratio 10.3:1
Number of valves per cylinder 4
Fuel injection system Direct injection
Engine aspiration Turbocharger, Intercooler
Valvetrain DOHC
Engine oil capacity 6 l (6.34 US qt | 5.28 UK qt)
Kerb Weight 1430 kg (3152.61 lbs.)
Max. weight 1975 kg (4354.13 lbs.)
Max load 545 kg (1201.52 lbs.)
Trunk (boot) space (minimum) 450 l (15.89 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) 1800 kg (3968.32 lbs.)
Permitted trailer load (without brakes) 750 kg (1653.47 lbs.)
Length 4590 mm (180.71 in.)
Width 1770 mm (69.69 in.)
Width including mirrors 1997 mm (78.62 in.)
Height 1406 mm (55.35 in.)
Wheelbase 2760 mm (108.66 in.)
Front track 1549 mm (60.98 in.)
Rear track 1552 mm (61.1 in.)
Front overhang 775 mm (30.51 in.)
Rear overhang 1055 mm (41.54 in.)
Drag coefficient (Cd) 0.27
Minimum turning circle 10.84 m (35.56 ft.)
Drivetrain Architecture Rear wheel drive
Number of gears 7
Gearbox type Automatic transmission G-TRONIC PLUS
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 195/60 R16
Wheel rims size 6J x 16

Powertrain & Engine Architecture

The C 180 Coupe utilized the M274.910 1.6-liter inline-four cylinder engine. This engine was part of Mercedes-Benz’s modular engine family, designed for efficiency and scalability. It featured direct fuel injection and a single turbocharger with an intercooler, allowing for a respectable 156 horsepower and 250 Nm (184 lb-ft) of torque. The turbocharger provided a broad torque curve, peaking from 1250 to 4000 rpm, contributing to good low-end responsiveness. The engine employed a dual overhead camshaft (DOHC) valvetrain with four valves per cylinder, optimizing gas flow for improved performance. The 7G-TRONIC PLUS automatic transmission, a seven-speed unit, was specifically tuned to complement the engine’s characteristics. It offered smooth and quick shifts, contributing to both fuel efficiency and a comfortable driving experience. The transmission featured a torque converter lock-up clutch to minimize slippage and improve efficiency at cruising speeds.

Driving Characteristics

The C 180 Coupe with the 7G-TRONIC PLUS transmission delivered a comfortable and refined driving experience. While not overtly sporty, the engine provided adequate power for everyday driving and highway cruising. Acceleration from 0 to 60 mph took approximately 8.1 seconds, and the top speed was electronically limited to 138.57 mph. The 7G-TRONIC PLUS transmission’s gear ratios were optimized for fuel efficiency, with higher gears providing relaxed cruising at highway speeds. Compared to the more powerful C 250 or C 350 models, the C 180 felt less eager to accelerate, but the automatic transmission helped to mask some of the engine’s limitations. The rear-wheel-drive configuration provided a balanced feel, although it lacked the all-wheel-drive stability of some competitors. The suspension, tuned for comfort, absorbed bumps and imperfections in the road well, providing a smooth ride.

Equipment & Trim Levels

The C 180 Coupe came standard with a respectable level of equipment, including automatic climate control, a multi-function steering wheel, and a basic audio system. Upholstery was typically MB-Tex (artificial leather), although genuine leather was available as an option. Common optional extras included a sunroof, upgraded audio systems (such as Harman Kardon), navigation system, and parking sensors. The interior design was typical of Mercedes-Benz, with a focus on quality materials and a sophisticated aesthetic. The dashboard layout was clean and functional, with intuitive controls. The C 180 could be further customized with various interior trim options, allowing buyers to personalize the cabin to their preferences.

Chassis & Braking

The C 180 Coupe featured a McPherson strut front suspension and a multi-link rear suspension, providing a good balance of comfort and handling. Stabilizer bars were fitted to both axles to reduce body roll during cornering. The braking system consisted of 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. The steering was a hydraulic power-assisted rack and pinion system, providing precise and responsive steering feel. The tires were typically 195/60 R16, offering a good compromise between comfort and grip.

Market Reception & Comparison

The C 180 Coupe was generally well-received by critics as an accessible entry point into the C-Class Coupe range. It was praised for its fuel efficiency, comfortable ride, and refined interior. However, some reviewers noted that the engine lacked the punch of the more powerful variants. Compared to the C 250, the C 180 offered significantly lower running costs but sacrificed performance. The C 180’s fuel economy figures of 5.8-6.3 l/100 km (40.6 – 37.3 US mpg) were competitive within its segment. Reliability was generally good, although some owners reported minor issues with the electronic systems.

Legacy

The C 180 Coupe (C204) with the 1.6-liter engine and 7G-TRONIC PLUS transmission has become a relatively affordable used car option. The M274 engine, while not known for being exceptionally robust, has proven to be generally reliable with proper maintenance. Common maintenance items include regular oil changes, spark plug replacements, and turbocharger inspections. The 7G-TRONIC PLUS transmission is also generally reliable, but fluid changes should be performed according to the manufacturer’s recommendations. Today, these coupes represent a good value for buyers seeking a stylish and comfortable coupe with the prestige of the Mercedes-Benz brand.

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