The BMW 3 Series Touring (E91) with the 320d engine, specifically the LCI (Life Cycle Impulse) facelift model produced from 2008 to 2010, represents a compelling blend of practicality and BMW’s renowned driving dynamics. This variant, powered by the N47D20C 2.0-liter turbocharged diesel engine producing 177 horsepower, occupied a significant position in the 3 Series Touring lineup as a fuel-efficient and capable option for buyers prioritizing economy without sacrificing the BMW experience. The E91 generation, built on the E90 platform, brought the 3 Series’ touring (wagon) body style to market, offering increased cargo capacity and versatility compared to the sedan counterpart. This particular 320d model was aimed at customers seeking a balance between performance, fuel efficiency, and practicality for daily use and longer journeys.
Technical Specifications
| Brand | BMW |
| Model | 3 Series |
| Generation | 3 Series Touring (E91 LCI, facelift 2008) |
| Type (Engine) | 320d (177 Hp) |
| Start of production | 2008 |
| End of production | 2010 |
| 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) | 4.2 l/100 km (56 US mpg, 67.3 UK mpg, 23.8 km/l) |
| Fuel consumption (combined) | 4.9 l/100 km (48 US mpg, 57.6 UK mpg, 20.4 km/l) |
| CO2 emissions | 130 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 8.1 sec |
| Acceleration 0 – 62 mph | 8.1 sec |
| Acceleration 0 – 60 mph | 7.7 sec |
| Maximum speed | 228 km/h (141.67 mph) |
| Emission standard | Euro 5 |
| Weight-to-power ratio | 8.5 kg/Hp, 117.6 Hp/tonne |
| Weight-to-torque ratio | 4.3 kg/Nm, 232.6 Nm/tonne |
| Power | 177 Hp @ 4000 rpm |
| Torque | 350 Nm @ 1750-5000 rpm (258.15 lb.-ft. @ 1750-5000 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | N47D20C |
| Engine displacement | 1995 cm3 (121.74 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 84 mm (3.31 in.) |
| Piston Stroke | 90 mm (3.54 in.) |
| Compression ratio | 16:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Engine oil capacity | 5.2 l (5.49 US qt | 4.58 UK qt) |
| Coolant | 7.5 l (7.93 US qt | 6.6 UK qt) |
| Kerb Weight | 1505 kg (3317.96 lbs.) |
| Max. weight | 2045 kg (4508.45 lbs.) |
| Max load | 540 kg (1190.5 lbs.) |
| Trunk (boot) space – minimum | 460 l (16.24 cu. ft.) |
| Trunk (boot) space – maximum | 1385 l (48.91 cu. ft.) |
| Fuel tank capacity | 61 l (16.11 US gal | 13.42 UK gal) |
| Max. roof load | 75 kg (165.35 lbs.) |
| Permitted trailer load with brakes (12%) | 1600 kg (3527.4 lbs.) |
| Permitted trailer load without brakes | 745 kg (1642.44 lbs.) |
| Permitted towbar download | 75 kg (165.35 lbs.) |
| Length | 4527 mm (178.23 in.) |
| Width | 1817 mm (71.54 in.) |
| Width with mirrors folded | 1989 mm (78.31 in.) |
| Height | 1418 mm (55.83 in.) |
| Wheelbase | 2760 mm (108.66 in.) |
| Front track | 1506 mm (59.29 in.) |
| Rear (Back) track | 1535 mm (60.43 in.) |
| Ride height (ground clearance) | 141 mm (5.55 in.) |
| Drag coefficient (Cd) | 0.28 |
| Minimum turning circle (turning diameter) | 11.0 m (36.09 ft.) |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
| Drive wheel | Rear wheel drive |
| Number of gears and type of gearbox | 6 gears, manual transmission |
| Front suspension | Independent coil spring |
| Rear suspension | Independent multi-link suspension |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 205/55 R16 91V |
| Wheel rims size | 7J x 16 |
Powertrain & Engine Architecture
The heart of the 320d Touring is the N47D20C engine, a 2.0-liter inline-four cylinder diesel. This engine is a key example of BMW’s second-generation common rail direct injection technology. It features a turbocharger with variable geometry turbine (VGT) technology and an intercooler to enhance power and efficiency. The N47 engine family was known for its relatively sophisticated design, including a timing chain instead of a belt, intended to improve longevity. The N47D20C specifically produces 177 hp at 4000 rpm and a substantial 350 Nm (258 lb-ft) of torque between 1750 and 5000 rpm. This broad torque curve is characteristic of modern turbocharged diesel engines, providing strong pulling power across a wide range of engine speeds. The engine’s layout is longitudinal (front-engine, rear-wheel drive), a traditional BMW configuration. The 6-speed manual transmission was standard, offering precise shifts and contributing to the car’s engaging driving experience.
Driving Characteristics
The 320d Touring, with its 177 hp and 350 Nm of torque, delivers a respectable level of performance. Acceleration from 0 to 62 mph (0-100 km/h) takes around 8.1 seconds, making it adequately quick for everyday driving and overtaking maneuvers. While not as rapid as the more powerful 335i models, the 320d excels in providing a smooth and relaxed driving experience. The turbocharger provides a noticeable boost in power, but the delivery is linear and predictable. The 6-speed manual transmission is well-matched to the engine’s characteristics, offering precise gear changes and allowing the driver to make the most of the available torque. Compared to higher-output versions, the 320d prioritizes fuel economy and refinement over outright performance. The suspension setup provides a good balance between comfort and handling, typical of BMW’s tuning philosophy.
Equipment & Trim Levels
The 320d Touring typically came equipped with a reasonable level of standard features, including air conditioning, power windows, central locking, and an audio system. Interior upholstery was usually cloth, although leather options were available. The dashboard layout was typical of the E91 generation, with a driver-focused design and intuitive controls. Optional extras included features like a sunroof, navigation system, upgraded audio, parking sensors, and heated seats. Specific trim packages, such as Sport or Luxury, could be added to enhance the vehicle’s appearance and equipment levels. The Sport package typically included sport seats, a sport suspension, and unique exterior styling cues, while the Luxury package focused on adding premium interior materials and comfort features.
Chassis & Braking
The E91 320d Touring utilizes an independent suspension setup at both the front and rear. The front suspension consists of MacPherson struts with coil springs and anti-roll bar, while the rear features a multi-link suspension system. This configuration provides a good balance between ride comfort and handling precision. The braking system consists of ventilated disc brakes on all four wheels, providing ample stopping power. Anti-lock Braking System (ABS) is standard, enhancing safety and stability during emergency braking situations. The chassis is designed to provide a rigid and stable platform, contributing to the car’s overall handling characteristics.
Market Reception & Comparison
The 320d Touring was generally well-received by automotive critics as a practical and efficient option within the 3 Series lineup. It was praised for its fuel economy, comfortable ride, and spacious interior. Compared to the more powerful 335i models, the 320d offered a more affordable entry point into the 3 Series Touring range, appealing to buyers who prioritized economy and practicality over outright performance. The 320d also offered a compelling alternative to other premium estate cars, such as the Audi A4 Avant and Volvo V60. Its fuel economy was particularly competitive, making it an attractive option for drivers covering long distances.
Legacy
The N47 engine family, including the N47D20C, has proven to be generally reliable, although some issues with the timing chain and fuel injectors have been reported. Regular maintenance and timely servicing are crucial to ensure the longevity of this powertrain. In the used car market, the E91 320d Touring remains a popular choice for buyers seeking a practical, fuel-efficient, and well-built estate car. Its combination of BMW’s renowned driving dynamics, spacious interior, and reasonable running costs makes it a compelling option for families and individuals alike. The E91 generation, and the 320d variant specifically, represents a significant chapter in BMW’s history, showcasing the brand’s commitment to innovation and driving pleasure.
