The Audi A4 (B5), produced from 1994 to 2001, represented a significant step forward for the German automaker, establishing a new benchmark in the compact executive car segment. Within the B5 generation (Typ 8D), the 1.9 TDI with 110 horsepower and an automatic transmission, available from February 1996 to 1999, occupied a crucial position as an efficient and practical option for European buyers. This variant aimed to deliver the A4’s renowned build quality and driving experience with the added benefit of diesel economy and the convenience of an automatic gearbox. It was positioned as a mid-range offering, appealing to drivers prioritizing fuel efficiency and ease of use over outright performance.
Technical Specifications
| Brand | Audi |
| Model | A4 |
| Generation | A4 (B5, Typ 8D) |
| Type (Engine) | 1.9 TDI (110 Hp) Automatic |
| Start of production | February, 1996 |
| End of production | 1999 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (urban) | 9.1 l/100 km (25.8 US mpg, 31 UK mpg, 11 km/l) |
| Fuel consumption (extra urban) | 5 l/100 km (47 US mpg, 56.5 UK mpg, 20 km/l) |
| Fuel consumption (combined) | 6.5 l/100 km (36.2 US mpg, 43.5 UK mpg, 15.4 km/l) |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 12.8 sec |
| Acceleration 0 – 62 mph | 12.8 sec |
| Acceleration 0 – 60 mph | 12.2 sec |
| Maximum speed | 192 km/h (119.3 mph) |
| Weight-to-power ratio | 11.5 kg/Hp, 87.3 Hp/tonne |
| Weight-to-torque ratio | 5.4 kg/Nm, 186.5 Nm/tonne |
| Power | 110 Hp @ 4150 rpm |
| Power per litre | 58 Hp/l |
| Torque | 235 Nm @ 1900 rpm (173.33 lb.-ft. @ 1900 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | AFN, AVG |
| Engine displacement | 1896 cm3 (115.7 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 79.5 mm (3.13 in.) |
| Piston Stroke | 95.5 mm (3.76 in.) |
| Compression ratio | 19.5:1 |
| Number of valves per cylinder | 2 |
| Fuel injection system | Direct injection |
| Engine aspiration | Turbocharger |
| Valvetrain | OHC |
| Engine oil capacity | 3.8 l (4.02 US qt | 3.34 UK qt) |
| Coolant | 6.5 l (6.87 US qt | 5.72 UK qt) |
| Kerb Weight | 1260 kg (2777.82 lbs.) |
| Max. weight | 1810 kg (3990.37 lbs.) |
| Max load | 550 kg (1212.54 lbs.) |
| Trunk (boot) space – minimum | 440 l (15.54 cu. ft.) |
| Fuel tank capacity | 62 l (16.38 US gal | 13.64 UK gal) |
| Length | 4479 mm (176.34 in.) |
| Width | 1733 mm (68.23 in.) |
| Height | 1415 mm (55.71 in.) |
| Wheelbase | 2617 mm (103.03 in.) |
| Front track | 1498 mm (58.98 in.) |
| Rear (Back) track | 1479 mm (58.23 in.) |
| Drag coefficient (Cd) | 0.31 |
| Minimum turning circle | 11.5 m (37.73 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 | 4 gears, automatic transmission |
| Front suspension | Wishbone |
| Rear suspension | Suspension with traction connecting levers |
| Front brakes | Disc |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Hydraulic Steering |
| Tires size | 195/65 R15 |
| Wheel rims size | 15 |
Powertrain & Engine Architecture
The heart of this A4 variant is the 1.9-liter inline-four cylinder diesel engine, typically identified by engine codes AFN or AVG. This engine was a cornerstone of Volkswagen Group’s diesel offerings during the mid-to-late 1990s. It featured direct injection, a technology that significantly improved fuel efficiency and reduced emissions compared to older indirect injection systems. The direct injection system utilized a high-pressure pump and electronically controlled injectors to deliver fuel directly into the combustion chamber. The engine employed an overhead camshaft (OHC) valvetrain with two valves per cylinder. A turbocharger, often a Garrett unit, was integrated to boost power output and provide improved torque across a wider RPM range. The four-speed automatic transmission, a conventional hydraulic unit, was chosen for its ease of use and suitability for everyday driving. While not known for its sportiness, it provided smooth shifts and contributed to the car’s overall refinement.
Driving Characteristics
The 1.9 TDI automatic A4 offered a comfortable and relaxed driving experience. With 110 horsepower and 235 Nm (173 lb-ft) of torque, acceleration was adequate for most situations, though not particularly brisk. The 0-60 mph time of around 12.2 seconds reflects this. The automatic transmission, while smooth, did contribute to some power loss compared to the manual versions. The gear ratios were optimized for fuel economy and cruising, meaning the engine often operated at lower RPMs. This resulted in a quiet cabin and good fuel efficiency – around 36.2 US mpg combined. Compared to the more powerful 1.8T petrol engine or the later 1.9 TDI variants with 130 hp, this version prioritized economy and usability over outright performance. The automatic transmission also altered the driving feel, making it less engaging for enthusiasts.
Equipment & Trim Levels
The 1.9 TDI automatic typically came with a reasonable level of standard equipment. This included central locking, electric windows, power steering, and an anti-lock braking system (ABS). Interior upholstery was usually cloth, with options for leather available at extra cost. The dashboard layout was typical of the B5 A4, featuring a functional and understated design. Optional extras included a sunroof, alloy wheels, a CD changer, and climate control. Trim levels varied slightly depending on the market, but generally, this variant sat in the middle of the A4 range, offering a good balance of features and affordability.
Chassis & Braking
The A4 B5 featured a well-engineered chassis with independent suspension all around. The front suspension utilized a wishbone setup, while the rear employed a multi-link system with traction connecting levers. This provided a comfortable ride and good handling characteristics. Brakes were disc brakes on all four wheels, providing adequate stopping power for the car’s weight and performance. The steering was rack and pinion with hydraulic power assistance, offering precise and responsive control. The 195/65 R15 tires provided a good compromise between comfort and grip.
Market Reception & Comparison
The 1.9 TDI automatic A4 was well-received in Europe as a practical and economical choice. Critics praised its fuel efficiency, comfortable ride, and build quality. However, some noted the lack of outright performance compared to petrol-powered rivals. Compared to the 1.8T petrol engine, the TDI offered significantly better fuel economy but less power and a less sporty driving experience. The later 1.9 TDI 130 hp version provided a noticeable performance upgrade, but at a higher price point. Reliability was generally good, although the turbocharger and fuel injection system could require maintenance over time.
Legacy
The 1.9 TDI engine, in various iterations, became a mainstay of the Volkswagen Group for many years, renowned for its durability and fuel efficiency. The B5 A4, particularly the 1.9 TDI variants, have developed a strong following among enthusiasts and are still relatively common on the used car market today. While the automatic transmission isn’t as sought after as the manual, it remains a viable option for those prioritizing convenience. These cars are generally considered reliable, but potential buyers should be aware of the age-related issues common to vehicles of this era, such as corrosion and wear on suspension components. The 1.9 TDI automatic A4 represents a well-rounded and practical compact executive car that continues to offer good value for money.
