The Audi A4 (B8 8K) facelift, produced from 2011-2015, represented a significant mid-cycle refresh of Audi’s popular compact executive car. The 2.0 TDI quattro variant, specifically the 143 horsepower version introduced in January 2012 and continuing through 2013, occupied a crucial position in the A4 lineup. It aimed to balance fuel efficiency with all-weather capability, appealing to buyers seeking a practical and refined daily driver. This model sat between the lower-powered TDI trims and the more performance-oriented gasoline variants, offering a compelling blend of economy and usability. It was primarily marketed in Europe and other regions where diesel fuel was prevalent, and quattro all-wheel drive was highly valued.
Technical Specifications
| Brand | Audi |
| Model | A4 |
| Generation | A4 (B8 8K, facelift 2011) |
| Type (Engine) | 2.0 TDI (143 Hp) quattro |
| Start of production | January, 2012 |
| End of production | 2013 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| 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) | 5.1 l/100 km (46.1 US mpg, 55.4 UK mpg, 19.6 km/l) |
| CO2 emissions | 133 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 9.3 sec |
| Acceleration 0 – 62 mph | 9.3 sec |
| Acceleration 0 – 60 mph | 8.8 sec |
| Maximum speed | 215 km/h (133.59 mph) |
| Emission standard | Euro 5 |
| Weight-to-power ratio | 10.9 kg/Hp, 91.7 Hp/tonne |
| Weight-to-torque ratio | 4.9 kg/Nm, 205.1 Nm/tonne |
| Power | 143 Hp @ 4200 rpm |
| Power per litre | 72.7 Hp/l |
| Torque | 320 Nm @ 1750-2500 rpm (236.02 lb.-ft. @ 1750-2500 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | CJCA, CMFA |
| 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 | 16.5:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Valvetrain | DOHC |
| Engine oil capacity | 5 l (5.28 US qt | 4.4 UK qt) |
| Kerb Weight | 1560 kg (3439.21 lbs.) |
| Max. weight | 2110 kg (4651.75 lbs.) |
| Max load | 550 kg (1212.54 lbs.) |
| Trunk (boot) space – minimum | 480 l (16.95 cu. ft.) |
| Trunk (boot) space – maximum | 962 l (33.97 cu. ft.) |
| Fuel tank capacity | 61 l (16.11 US gal | 13.42 UK gal) |
| Max. roof load | 90 kg (198.42 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 | 80 kg (176.37 lbs.) |
| Length | 4701 mm (185.08 in.) |
| Width | 1826 mm (71.89 in.) |
| Width including mirrors | 2040 mm (80.31 in.) |
| Height | 1427 mm (56.18 in.) |
| Wheelbase | 2808 mm (110.55 in.) |
| Front track | 1564 mm (61.57 in.) |
| Rear (Back) track | 1551 mm (61.06 in.) |
| Front overhang | 862 mm (33.94 in.) |
| Rear overhang | 1031 mm (40.59 in.) |
| Drag coefficient (Cd) | 0.26 |
| Minimum turning circle (turning diameter) | 11.5 m (37.73 ft.) |
| Drive wheel | All wheel drive (4×4) |
| 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 |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 225/55 R16 |
| Wheel rims size | 7.5J x 16 |
Powertrain & Engine Architecture
The heart of this A4 variant is the 2.0-liter four-cylinder diesel engine, identified by engine codes CJCA or CMFA. These engines belong to the Volkswagen Group’s modular engine family. The engine utilizes a common rail direct injection system, injecting fuel directly into the combustion chamber at extremely high pressures (typically around 1800 bar) for optimized combustion. A turbocharger with an intercooler is employed to boost power and torque, providing increased air intake to the engine. The engine features a Double Overhead Camshaft (DOHC) valvetrain with four valves per cylinder, enhancing volumetric efficiency. The 143 horsepower output is achieved through careful calibration of the engine management system, balancing performance with fuel economy. The engine is longitudinally mounted in the chassis, a characteristic of Audi’s quattro all-wheel-drive system. The 6-speed manual transmission was standard, providing precise gear changes and a direct connection to the engine.
Driving Characteristics
The 2.0 TDI quattro with 143 hp delivers a composed and refined driving experience. While not overtly sporty, it provides ample power for everyday driving and highway cruising. The maximum torque of 320 Nm (236 lb-ft) available from 1750-2500 rpm ensures strong acceleration in most situations. Compared to the more powerful 184 hp TDI variant, this version feels less urgent off the line, but the difference is not dramatic. The manual transmission offers a satisfyingly tactile experience, and the gear ratios are well-chosen for both fuel efficiency and responsiveness. The quattro all-wheel-drive system provides excellent traction in all weather conditions, enhancing stability and confidence. The suspension is tuned for comfort, absorbing bumps and imperfections in the road surface effectively.
Equipment & Trim Levels
The 143 hp TDI quattro typically came equipped with a respectable level of standard features. These included air conditioning, a multi-function steering wheel, power windows, and an audio system with CD player. Higher trim levels, such as SE or S-line, added features like alloy wheels, upgraded interior trim, parking sensors, and a more advanced infotainment system. Optional extras included leather upholstery, a sunroof, and a navigation system. The interior design was typically understated and functional, with a focus on build quality and ergonomics.
Chassis & Braking
The B8 A4 utilizes a sophisticated chassis design featuring independent suspension all around. The front suspension employs a multi-link setup, while the rear utilizes a trapezoidal link arrangement. This configuration provides a good balance between ride comfort and handling precision. Brakes are ventilated discs at the front and solid discs at the rear, providing adequate stopping power for the vehicle’s weight and performance. Anti-lock Braking System (ABS) is standard, enhancing safety and control during emergency braking situations. The quattro all-wheel-drive system distributes power between the front and rear axles as needed, optimizing traction and stability.
Market Reception & Comparison
The 2.0 TDI quattro 143 hp variant was generally well-received by automotive critics. It was praised for its fuel efficiency, comfortable ride, and all-weather capability. However, some reviewers noted that it lacked the outright performance of the more powerful TDI models. Compared to the 184 hp TDI, the 143 hp version offered a lower price point and slightly better fuel economy, making it an attractive option for budget-conscious buyers. Against competitors like the BMW 320d and Mercedes-Benz C220 CDI, the A4 offered a compelling combination of refinement, technology, and practicality.
Legacy
The 2.0 TDI engine, in its various iterations, has proven to be a durable and reliable powertrain. While diesel engines are susceptible to issues related to the diesel particulate filter (DPF) and emissions control systems, the CJCA and CMFA codes are generally considered relatively robust. In the used car market, these A4 variants remain popular due to their fuel efficiency, practicality, and reputation for reliability. However, potential buyers should be aware of the potential maintenance costs associated with diesel engines, particularly the DPF and turbocharger. Proper maintenance and regular servicing are crucial to ensure the long-term health and performance of this powertrain.
