The Audi A6 Avant (4G, C7) 2.0 TDI producing 136 horsepower was a mainstay of the C7 generation A6 lineup, produced from 2011 to 2014. Positioned as a fuel-efficient and practical option within the range, it catered to buyers prioritizing economy and usability over outright performance. This variant occupied the lower-mid range of the A6 Avant offerings, slotting below the more powerful 3.0 TDI and petrol-powered models, but above the base-level engine options in some markets. The C7 A6 Avant, built on the Volkswagen Group’s MLB platform (shared with vehicles like the Porsche Macan and Bentley Continental GT), represented a significant step forward in terms of technology, refinement, and interior quality for Audi’s mid-size executive wagon.
Technical Specifications
| Brand | Audi |
| Model | A6 |
| Generation | A6 Avant (4G, C7) |
| Type (Engine) | 2.0 TDI (136 Hp) |
| Start of production | 2011 |
| End of production | 2014 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Station wagon (estate) |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 6.1 l/100 km (38.6 US mpg, 46.3 UK mpg, 16.4 km/l) |
| Fuel consumption (extra urban) | 4.5 l/100 km (52.3 US mpg, 62.8 UK mpg, 22.2 km/l) |
| Fuel consumption (combined) | 5 l/100 km (47 US mpg, 56.5 UK mpg, 20 km/l) |
| CO2 emissions | 132 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 10.6 sec |
| Acceleration 0 – 62 mph | 10.6 sec |
| Acceleration 0 – 60 mph | 10.1 sec |
| Maximum speed | 204 km/h (126.76 mph) |
| Emission standard | Euro 5 |
| Weight-to-power ratio | 12.6 kg/Hp, 79.3 Hp/tonne |
| Weight-to-torque ratio | 4.9 kg/Nm, 204.1 Nm/tonne |
| Power | 136 Hp @ 4200 rpm |
| Torque | 350 Nm @ 1750-2500 rpm (258.15 lb.-ft. @ 1750-2500 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | CSUE, CGLE |
| Engine displacement | 1968 cm3 (120.09 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 81 mm (3.19 in.) |
| Piston Stroke | 95.5 mm (3.76 in.) |
| Compression ratio | 19.5:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Engine oil capacity | 5 l (5.28 US qt | 4.4 UK qt) |
| Kerb Weight | 1715 kg (3780.93 lbs.) |
| Max. weight | 2270 kg (5004.49 lbs.) |
| Max load | 555 kg (1223.57 lbs.) |
| Trunk (boot) space – minimum | 565 l (19.95 cu. ft.) |
| Trunk (boot) space – maximum | 1680 l (59.33 cu. ft.) |
| Fuel tank capacity | 65 l (17.17 US gal | 14.3 UK gal) |
| Max. roof load | 100 kg (220.46 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 85 kg (187.39 lbs.) |
| Length | 4926 mm (193.94 in.) |
| Width | 1874 mm (73.78 in.) |
| Width including mirrors | 2086 mm (82.13 in.) |
| Height | 1461 mm (57.52 in.) |
| Wheelbase | 2912 mm (114.65 in.) |
| Front track | 1627 mm (64.06 in.) |
| Rear (Back) track | 1618 mm (63.7 in.) |
| Front overhang | 912 mm (35.91 in.) |
| Rear overhang | 1102 mm (43.39 in.) |
| Ride height (ground clearance) | 117 mm (4.61 in.) |
| Drag coefficient (Cd) | 0.26 |
| Minimum turning circle (turning diameter) | 11.9 m (39.04 ft.) |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the front wheels of the vehicle. |
| Drive wheel | Front wheel drive |
| Number of gears and type of gearbox | 6 gears, manual transmission |
| Front suspension | Independent multi-link suspension |
| Rear suspension | Independent on trapezoidal lever |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
Powertrain & Engine Architecture
The heart of this A6 Avant variant is the 2.0-liter four-cylinder diesel engine, available with either the CSUE or CGLE engine code depending on the specific market and year. This engine is a member of the Volkswagen Group’s modular engine family, known for its compact dimensions and efficiency. It utilizes a common rail direct injection system, delivering fuel at extremely high pressures for optimized combustion. The engine is turbocharged with a variable geometry turbocharger (VGT) and intercooled, enhancing both power and torque across a broad rev range. The 136 horsepower output is achieved at 4200 rpm, while the peak torque of 350 Nm (258 lb-ft) is available from 1750 to 2500 rpm. This broad torque curve contributes to strong mid-range acceleration and effortless cruising. The engine features four valves per cylinder and a compression ratio of 19.5:1. The 6-speed manual transmission was standard, providing a balance between fuel economy and driver engagement.
Driving Characteristics
The 2.0 TDI 136 hp A6 Avant offers a comfortable and refined driving experience. While not particularly sporty, the engine provides sufficient power for everyday driving and long-distance journeys. Acceleration from 0-60 mph takes around 10.1 seconds, and the top speed is 126.76 mph. The manual transmission’s gear ratios are well-chosen to maximize fuel efficiency and provide adequate acceleration in most situations. Compared to the more powerful 3.0 TDI variants, this engine feels less urgent, requiring more downshifting for overtaking maneuvers. However, the lower weight over the front axle, due to the smaller engine, can contribute to slightly more agile handling. The focus is on relaxed cruising and fuel economy, making it an ideal choice for drivers who prioritize practicality and efficiency.
Equipment & Trim Levels
The 2.0 TDI 136 hp A6 Avant typically came equipped with a generous level of standard features. These included automatic climate control, a multi-function steering wheel, electric windows, and an audio system with CD player. Higher trim levels, such as SE or Sport, added features like leather upholstery, parking sensors, and upgraded alloy wheels. Optional extras included a navigation system, sunroof, and advanced driver assistance systems like adaptive cruise control. Interior upholstery was typically cloth on the base models, with leather available as an upgrade. The dashboard layout was clean and modern, with a focus on ergonomics and ease of use.
Chassis & Braking
The C7 A6 Avant features a sophisticated chassis design. The front suspension utilizes an independent multi-link setup, while the rear employs an independent trapezoidal link arrangement. This configuration provides a comfortable ride and good handling characteristics. The 2.0 TDI models typically came equipped with ventilated front disc brakes and solid rear discs. Anti-lock braking system (ABS) and electronic stability control (ESC) were standard safety features. The suspension was tuned to prioritize comfort, but still offered a reasonable level of body control. Stabilizer bars were fitted front and rear to reduce body roll during cornering.
Market Reception & Comparison
The Audi A6 Avant 2.0 TDI 136 hp was generally well-received by automotive critics. It was praised for its fuel efficiency, comfortable ride, and spacious interior. However, some reviewers noted that the engine lacked the punch of the more powerful alternatives. Compared to the 3.0 TDI, the 2.0 TDI offered significantly better fuel economy but at the expense of performance. The 2.0 TDI also proved to be more reliable than some of the more complex engine options in the A6 range, making it a popular choice in the used car market.
Legacy
The 2.0 TDI engine, in various iterations, has proven to be a durable and reliable powerplant. While early common rail diesels had some issues with particulate filters and injector reliability, the later versions, like those found in the C7 A6 Avant, are generally considered to be robust. Today, the 2.0 TDI 136 hp A6 Avant represents a good value proposition in the used car market, offering a blend of practicality, comfort, and fuel efficiency. Regular maintenance, including oil changes and filter replacements, is crucial to ensure the long-term reliability of this powertrain. The C7 A6 Avant remains a popular choice for families and individuals seeking a versatile and refined estate car.
