2008-2012 BMW 3 Series Touring (E91 LCI facelift ) 320i (170 Hp)

The BMW 3 Series Touring (E91) with the LCI (Life Cycle Impulse) facelift introduced in 2008, represented BMW’s continued commitment to the practical sports wagon segment. The 320i variant, producing 170 horsepower, was a key model within the E91 range, positioned as a balance between affordability, fuel efficiency, and the driving experience BMW is known for. Production of this specific configuration ran from 2008 through 2012, serving primarily the European market where the touring (wagon) body style enjoys significant popularity. In the US market, the 3 Series Touring was not officially offered, making this variant a relatively rare sight even among BMW enthusiasts.

Technical Specifications

Brand BMW
Model 3 Series
Generation 3 Series Touring (E91 LCI, facelift 2008)
Type (Engine) 320i (170 Hp)
Start of production 2008
End of production 2012
Powertrain Architecture Internal Combustion engine
Body type Station wagon (estate)
Seats 5
Doors 5
Fuel consumption (economy) – urban 8.3 l/100 km (28.3 US mpg, 34 UK mpg, 12 km/l)
Fuel consumption (economy) – extra urban 5.3 l/100 km (44.4 US mpg, 53.3 UK mpg, 18.9 km/l)
Fuel consumption (economy) – combined 6.4 l/100 km (36.8 US mpg, 44.1 UK mpg, 15.6 km/l)
CO2 emissions 149 g/km
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 8.4 sec
Acceleration 0 – 62 mph 8.4 sec
Acceleration 0 – 60 mph 8 sec (Calculated)
Maximum speed 226 km/h (140.43 mph)
Emission standard Euro 5
Weight-to-power ratio 8.4 kg/Hp, 118.9 Hp/tonne
Weight-to-torque ratio 6.8 kg/Nm, 146.9 Nm/tonne
Power 170 Hp @ 6700 rpm
Power per litre 85.2 Hp/l
Torque 210 Nm @ 4250 rpm (154.89 lb.-ft. @ 4250 rpm)
Engine layout Front, Longitudinal
Engine Model/Code N43B20A
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 12:1
Number of valves per cylinder 4
Fuel injection system Direct injection
Engine aspiration Naturally aspirated
Engine oil capacity 4.25 l (4.49 US qt, 3.74 UK qt)
Coolant 8.4 l (8.88 US qt, 7.39 UK qt)
Kerb Weight 1430 kg (3152.61 lbs.)
Max. weight 1970 kg (4343.11 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 63 l (16.64 US gal, 13.86 UK gal)
Max. roof load 75 kg (165.35 lbs.)
Permitted trailer load with brakes (12%) 1400 kg (3086.47 lbs.)
Permitted trailer load without brakes 695 kg (1532.21 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 track 1535 mm (60.43 in.)
Ride height (ground clearance) 141 mm (5.55 in.)
Drag coefficient (Cd) 0.27
Minimum turning circle 11.0 m (36.09 ft.)
Drivetrain Architecture 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
Tires size 205/55 R16 91V
Wheel rims size 7 J x 16

INTRODUCTION

The E91 320i, particularly the post-LCI version from 2008 onwards, aimed to deliver a refined and practical driving experience. The LCI facelift brought subtle but important changes to the exterior styling (revised headlights and taillights, new front and rear bumpers) and interior trim, enhancing the car’s overall appeal. This variant occupied the entry-level position in the 3 Series Touring range, offering a more accessible price point compared to the more powerful 325i, 330i, and diesel-powered models. It was designed to appeal to buyers who prioritized fuel economy and practicality without sacrificing the core BMW driving dynamics.

Powertrain & Engine Architecture

The heart of the 320i Touring was the N43B20A 2.0-liter inline-four cylinder engine. This engine featured direct fuel injection, a variable valve timing system (Double-VANOS), and a relatively high compression ratio of 12:1. The N43 series was known for its efficiency and smooth power delivery, though it did have a reputation for potential issues with the piezoelectric fuel injectors. The 170 horsepower and 210 Nm (154.89 lb-ft) of torque were respectable for its displacement, but the focus was more on usable torque across a broad rev range than outright peak power. The engine was longitudinally mounted, driving the rear wheels. The standard transmission for this model was a 6-speed manual, but a 6-speed automatic transmission was also available, and is the focus of this article. This automatic transmission, a ZF 6HP19, was a common unit in BMWs of the era, known for its smooth shifts and reliability. It featured adaptive shift programs to adjust to driving style.

Driving Characteristics

The 320i Touring with the automatic transmission offered a comfortable and relaxed driving experience. While not as engaging as the manual version or the higher-powered models, it provided sufficient power for everyday driving and highway cruising. The automatic transmission’s gear ratios were tuned for fuel efficiency, resulting in a slightly less responsive feel compared to the manual. Acceleration from 0-60 mph took around 8 seconds, which was adequate but not particularly sporty. The engine’s torque curve meant that it felt reasonably strong in mid-range acceleration, making overtaking maneuvers manageable. The rear-wheel-drive configuration contributed to the car’s balanced handling, although the relatively modest power output didn’t fully exploit the chassis’ potential.

Equipment & Trim Levels

The 320i Touring typically came standard with features such as air conditioning, power windows, power mirrors, a basic audio system, and alloy wheels. The LCI facelift brought improvements to the interior materials and design. Optional extras included leather upholstery, a sunroof, a navigation system, upgraded audio systems (including Harman Kardon), parking sensors, and heated seats. Trim levels varied depending on the market, but generally, the 320i could be upgraded with Sport or Luxury packages, which added cosmetic and comfort enhancements. The Sport package typically included sport seats, a sport suspension, and unique exterior styling cues, while the Luxury package focused on more premium interior materials and trim.

Chassis & Braking

The E91 320i Touring utilized a MacPherson strut front suspension and a multi-link rear suspension, providing a good balance between ride comfort and handling precision. The suspension was tuned to be slightly softer than the higher-performance models, prioritizing comfort. Braking duties were handled by ventilated disc brakes on all four wheels, providing ample stopping power. Anti-lock braking system (ABS) was standard, along with electronic brake-force distribution (EBD). The standard tire size was 205/55 R16, offering a good compromise between grip and ride comfort.

Market Reception & Comparison

The 320i Touring was generally well-received by automotive critics as a practical and efficient wagon. It was praised for its comfortable ride, spacious interior, and fuel economy. However, some critics noted that the engine lacked the punch of the more powerful models, and the automatic transmission could feel a bit sluggish at times. Compared to the 325i or 330i, the 320i offered a more affordable entry point into the 3 Series Touring range, but at the expense of performance. The diesel-powered 320d was also a popular alternative, offering even better fuel economy and similar torque, but with a different driving character.

Legacy

The E91 320i Touring, particularly with the automatic transmission, has proven to be a relatively reliable car in the long run. The N43 engine, while prone to fuel injector issues, is generally durable if properly maintained. The ZF 6HP19 automatic transmission is also known for its robustness. Today, these cars can be found on the used car market at attractive prices, making them a good value for buyers looking for a practical and well-built wagon. However, potential buyers should be aware of the potential for fuel injector problems and ensure that the car has been properly maintained. The E91 320i Touring represents a sweet spot for those seeking a blend of BMW driving dynamics, practicality, and affordability.

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