The Audi A4 allroad (B8 8K) 2.0 TDI 143 hp quattro, produced between 2009 and 2011, represents a compelling blend of practicality, performance, and all-weather capability within the broader Audi A4 B8 range. Positioned as a crossover-estate, the allroad variant aimed to bridge the gap between a traditional station wagon and a more rugged SUV, offering increased ground clearance and standard quattro all-wheel drive. This specific 2.0 TDI variant, equipped with a six-speed manual transmission, served as a mid-range offering, balancing fuel efficiency with adequate power for everyday driving and occasional long journeys. It was a key model in Audi’s strategy to appeal to European buyers seeking a versatile vehicle capable of handling diverse road conditions.
Technical Specifications
| Brand | Audi |
| Model | A4 |
| Generation | A4 allroad (B8 8K) |
| Type (Engine) | 2.0 TDI (143 Hp) quattro |
| Start of production | 2009 |
| End of production | 2011 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Station wagon (estate), Crossover |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 7.5 l/100 km (31.4 US mpg, 37.7 UK mpg, 13.3 km/l) |
| Fuel consumption (extra urban) | 5.5 l/100 km (42.8 US mpg, 51.4 UK mpg, 18.2 km/l) |
| Fuel consumption (combined) | 6.2 l/100 km (37.9 US mpg, 45.6 UK mpg, 16.1 km/l) |
| CO2 emissions | 164 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 10.3 sec |
| Acceleration 0 – 62 mph | 10.3 sec |
| Acceleration 0 – 60 mph | 9.8 sec |
| Maximum speed | 200 km/h (124.27 mph) |
| Emission standard | Euro 5 |
| Weight-to-power ratio | 11.4 kg/Hp, 87.7 Hp/tonne |
| Weight-to-torque ratio | 5.1 kg/Nm, 196.3 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 | EA189 / CAGA |
| 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) |
| Coolant | 10 l (10.57 US qt | 8.8 UK qt) |
| Kerb Weight | 1630 kg (3593.53 lbs.) |
| Max. weight | 2200 kg (4850.17 lbs.) |
| Max load | 570 kg (1256.63 lbs.) |
| Trunk (boot) space – minimum | 490 l (17.3 cu. ft.) |
| Trunk (boot) space – maximum | 1430 l (50.5 cu. ft.) |
| Fuel tank capacity | 64 l (16.91 US gal | 14.08 UK gal) |
| Max. roof load | 90 kg (198.42 lbs.) |
| Permitted trailer load with brakes (8%) | 1900 kg (4188.78 lbs.) |
| Permitted trailer load with brakes (12%) | 1700 kg (3747.86 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 80 kg (176.37 lbs.) |
| Length | 4721 mm (185.87 in.) |
| Width | 1841 mm (72.48 in.) |
| Height | 1495 mm (58.86 in.) |
| Wheelbase | 2805 mm (110.43 in.) |
| Front track | 1583 mm (62.32 in.) |
| Rear (Back) track | 1574 mm (61.97 in.) |
| Drag coefficient (Cd) | 0.34 |
| Minimum turning circle (turning diameter) | 11.5 m (37.73 ft.) |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives permanently the four wheels of the vehicle. |
| 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 multi-link spring suspension with 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 | 7.5J x 17 |
Powertrain & Engine Architecture
The heart of the A4 allroad 2.0 TDI quattro is the EA189 series 2.0-liter inline-four diesel engine, specifically the CAGA code variant. This engine utilizes a common rail direct injection system, delivering fuel at extremely high pressures for optimized combustion. A turbocharger with an intercooler is employed to boost power output and improve efficiency. The engine features a double overhead camshaft (DOHC) valvetrain with four valves per cylinder, contributing to its relatively high specific output. The 143 hp output is achieved at 4200 rpm, while the peak torque of 320 Nm (236 lb-ft) is available from 1750 to 2500 rpm, providing a broad and usable powerband. The six-speed manual transmission was the standard offering, providing drivers with full control over gear selection. The quattro all-wheel-drive system employs a Torsen center differential, distributing torque between the front and rear axles as needed, enhancing traction in various conditions.
Driving Characteristics
The 2.0 TDI 143 hp engine, paired with the manual transmission, offered a balanced driving experience. While not overtly sporty, it provided sufficient power for comfortable cruising and overtaking. Acceleration from 0-100 km/h (0-62 mph) took approximately 10.3 seconds. The manual gearbox allowed for precise control, and the relatively long gearing contributed to good fuel economy. Compared to the more powerful 170 hp or 190 hp TDI variants, this engine felt less strained during acceleration, but also lacked the same level of outright performance. The quattro system provided excellent grip and stability, particularly on slippery surfaces, making it a confident handler in all weather conditions. The allroad’s raised suspension offered a slightly more comfortable ride than the standard A4, absorbing bumps and imperfections in the road more effectively.
Equipment & Trim Levels
The A4 allroad 2.0 TDI quattro typically came well-equipped as standard. Key features included alloy wheels, roof rails, fog lights, and a multi-function steering wheel. Inside, the cabin featured comfortable seats, often upholstered in a combination of cloth and leatherette. Standard equipment also included an automatic climate control system, a radio/CD player, and electric windows. Optional extras included a navigation system, a sunroof, leather upholstery, and parking sensors. The allroad trim level itself added unique exterior styling cues, such as flared wheel arches and protective side moldings, emphasizing its crossover character.
Chassis & Braking
The A4 allroad utilized a fully independent suspension system, with multi-link setups at both the front and rear. This provided a good balance of ride comfort and handling precision. The front suspension featured stabilizer bars to reduce body roll during cornering. Braking duties were handled by ventilated discs at the front and solid discs at the rear, providing adequate stopping power. The anti-lock braking system (ABS) was standard, enhancing safety and control during emergency braking situations.
Market Reception & Comparison
The Audi A4 allroad 2.0 TDI quattro was generally well-received by automotive critics. It was praised for its versatility, all-weather capability, and comfortable ride. The 2.0 TDI engine was considered a good compromise between performance and fuel economy. Compared to other trims in the A4 lineup, the allroad offered a unique blend of practicality and style. It competed with other crossover-estate vehicles, such as the Volvo XC70 and the Subaru Outback. Fuel economy was a strong point, with combined figures around 6.2 l/100 km (37.9 US mpg), making it an attractive option for drivers covering long distances.
Legacy
The EA189 engine family, while generally reliable, has been subject to some scrutiny regarding diesel emissions. However, the 2.0 TDI 143 hp variant, when properly maintained, has proven to be a durable and long-lasting powertrain. Today, used examples of the A4 allroad 2.0 TDI quattro are still relatively common and represent a good value proposition for buyers seeking a versatile and capable vehicle. Regular maintenance, including oil changes and timing belt replacements, is crucial to ensure continued reliability. The allroad’s combination of practicality, comfort, and all-wheel-drive capability continues to appeal to a wide range of drivers.
