The Audi A6 Avant (4G, C7 facelift) 1.8 TFSI ultra S tronic, produced from 2014 to 2016, represents a compelling blend of practicality, efficiency, and technology within the mid-size executive wagon segment. Positioned as a mid-range offering in the A6 Avant lineup, it aimed to deliver a balance between performance and fuel economy, appealing to buyers seeking a versatile and refined vehicle. This variant was part of the C7 facelift generation, which brought updated styling, improved technology, and enhanced efficiency compared to the earlier C7 models. It competed directly with vehicles like the BMW 5 Series Touring, Mercedes-Benz E-Class Estate, and Volvo V60.
Technical Specifications
| Brand | Audi |
| Model | A6 |
| Generation | A6 Avant (4G, C7 facelift 2014) |
| Type (Engine) | 1.8 TFSI ultra (190 Hp) S tronic |
| Start of production | 2014 |
| End of production | 2016 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Station wagon (estate) |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 7.1-7.2 l/100 km (33.1 – 32.7 US mpg, 39.8 – 39.2 UK mpg, 14.1 – 13.9 km/l) |
| Fuel consumption (extra urban) | 5.1-5.3 l/100 km (46.1 – 44.4 US mpg, 55.4 – 53.3 UK mpg, 19.6 – 18.9 km/l) |
| Fuel consumption (combined) | 5.9-6 l/100 km (39.9 – 39.2 US mpg, 47.9 – 47.1 UK mpg, 16.9 – 16.7 km/l) |
| CO2 emissions | 137-142 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 8.2 sec |
| Acceleration 0 – 62 mph | 8.2 sec |
| Acceleration 0 – 60 mph | 7.8 sec |
| Maximum speed | 225 km/h (139.81 mph) |
| Emission standard | Euro 6 |
| Weight-to-power ratio | 8.6 kg/Hp, 116.2 Hp/tonne |
| Weight-to-torque ratio | 5.1 kg/Nm, 195.7 Nm/tonne |
| Power | 190 Hp @ 4200-6200 rpm |
| Power per litre | 105.7 Hp/l |
| Torque | 320 Nm @ 1400-4100 rpm (236.02 lb.-ft. @ 1400-4100 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | EA888 / CYGA |
| Engine displacement | 1798 cm3 (109.72 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 82.5 mm (3.25 in.) |
| Piston Stroke | 84.1 mm (3.31 in.) |
| Compression ratio | 9.6:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection and Multi-port manifold injection |
| Engine aspiration | Turbocharger, Intercooler |
| Valvetrain | DOHC |
| Engine oil capacity | 4.7 l (4.97 US qt | 4.14 UK qt) |
| Coolant | 8.5 l (8.98 US qt | 7.48 UK qt) |
| Kerb Weight | 1635 kg (3604.56 lbs.) |
| Max. weight | 2265 kg (4993.47 lbs.) |
| Max load | 630 kg (1388.91 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 with brakes (8%) | 1800 kg (3968.32 lbs.) |
| Permitted trailer load with brakes (12%) | 1600 kg (3527.4 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 85 kg (187.39 lbs.) |
| Length | 4943 mm (194.61 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 | 930 mm (36.61 in.) |
| Rear overhang | 1101 mm (43.35 in.) |
| Drag coefficient (Cd) | 0.30 |
| 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 | 7 gears, automatic transmission S tronic |
| Front suspension | Independent multi-link suspension, Transverse stabilizer |
| Rear suspension | Independent on trapezoidal lever, Transverse stabilizer |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 225/55 R17 |
| Wheel rims size | 8J x 17 |
Powertrain & Engine Architecture
The heart of the A6 Avant 1.8 TFSI ultra S tronic is the EA888 1.8-liter turbocharged four-cylinder engine, specifically the CYGA engine code. This engine is a longitudinal front-engine design, a common layout for Audi’s front-wheel-drive and quattro models. It features direct fuel injection (FSI) combined with multi-point injection, optimizing combustion efficiency and reducing emissions. The engine utilizes a single turbocharger with an intercooler to boost power output. The valvetrain is a dual overhead camshaft (DOHC) design with four valves per cylinder, enhancing breathing and overall performance. The ‘ultra’ designation signifies efficiency enhancements, including modifications to the engine management system and reduced internal friction. The engine is paired with Audi’s 7-speed S tronic dual-clutch transmission. This transmission offers quick and smooth gear changes, contributing to both performance and fuel economy. The S tronic transmission allows for both automatic and manual shifting via steering wheel-mounted paddles or the gear selector.
Driving Characteristics
The 190 horsepower and 236 lb-ft of torque delivered by the 1.8 TFSI engine provide adequate performance for everyday driving. Acceleration from 0-60 mph takes approximately 7.8 seconds, and the car reaches a top speed of 139.81 mph. While not as quick as the higher-powered A6 Avant variants (like those with the 3.0-liter V6), the 1.8 TFSI offers a smooth and refined driving experience. The S tronic transmission contributes to seamless gear changes, and the engine provides a broad torque band, making it responsive in most driving situations. Compared to the manual transmission options, the S tronic offers greater convenience and slightly improved fuel economy. However, some drivers may prefer the more engaging feel of a manual gearbox. The gear ratios are tuned for a balance between acceleration and fuel efficiency, with taller gears for highway cruising.
Equipment & Trim Levels
The A6 Avant 1.8 TFSI ultra S tronic typically came well-equipped as standard. Features included Audi’s MMI infotainment system with a central display screen, three-zone automatic climate control, leather upholstery, and power-adjustable front seats. Standard safety features included ABS, electronic stability control, and multiple airbags. Optional extras included features like a navigation system, a premium sound system, adaptive cruise control, and parking assistance systems. Trim levels varied depending on the market, but generally, this variant sat in the mid-range of the A6 Avant lineup, offering a good balance of features and price.
Chassis & Braking
The A6 Avant features an independent suspension system on all four wheels. The front suspension utilizes a multi-link setup, while the rear employs a trapezoidal link design. Both ends are equipped with a transverse stabilizer bar to reduce body roll during cornering. The braking system consists of ventilated discs at the front and solid discs at the rear. ABS (Anti-lock Braking System) is standard, providing enhanced braking performance and stability. The steering is a rack-and-pinion system with electric power assistance, offering precise and responsive steering feel.
Market Reception & Comparison
The Audi A6 Avant 1.8 TFSI ultra S tronic was generally well-received by automotive critics. It was praised for its refined driving experience, fuel efficiency, and spacious interior. However, some reviewers noted that the engine could feel slightly underpowered when fully loaded or during aggressive driving. Compared to the 2.0 TDI and 3.0 TDI diesel variants, the 1.8 TFSI offered a smoother and quieter driving experience but lacked the low-end torque of the diesels. Fuel economy was competitive with other gasoline-powered wagons in its class, and reliability was generally good, although regular maintenance was essential.
Legacy
The EA888 1.8 TFSI engine, in general, has proven to be a relatively reliable powertrain when properly maintained. Common issues include carbon buildup on the intake valves, which can affect performance over time. The S tronic transmission is also generally reliable, but regular fluid changes are crucial to prevent issues. Today, the A6 Avant 1.8 TFSI ultra S tronic represents a good value on the used car market, offering a comfortable and practical wagon with a reasonable price tag. Its blend of efficiency, technology, and refinement continues to appeal to buyers seeking a versatile and well-rounded vehicle.
