2009-2012 BMW 3 Series Touring (E91 LCI facelift ) 320i (170 Hp) Steptronic

The BMW 3 Series Touring (E91) with the LCI (Life Cycle Impulse) facelift, produced from 2009 to 2012, represented BMW’s continued commitment to the practical sports wagon segment. The 320i variant, equipped with the 170 horsepower engine and Steptronic automatic transmission, occupied a crucial position in the lineup as an entry-level offering that balanced fuel efficiency with BMW’s signature driving dynamics. This model aimed to provide a comfortable and capable daily driver for families and individuals seeking a versatile vehicle without sacrificing the brand’s core values. It was part of the broader E90/E91/E92/E93 3 Series generation, known for its advancements in handling and technology compared to its predecessors.

Technical Specifications

Brand BMW
Model 3 Series
Generation 3 Series Touring (E91 LCI, facelift 2008)
Type (Engine) 320i (170 Hp) Steptronic
Start of production 2009
End of production 2012
Powertrain Architecture Internal Combustion engine
Body type Station wagon (estate)
Seats 5
Doors 5
Fuel consumption (economy) – urban (NEDC) 9.5 l/100 km (24.8 US mpg, 29.7 UK mpg, 10.5 km/l)
Fuel consumption (economy) – extra urban (NEDC) 5.5 l/100 km (42.8 US mpg, 51.4 UK mpg, 18.2 km/l)
Fuel consumption (economy) – combined (NEDC) 7 l/100 km (33.6 US mpg, 40.4 UK mpg, 14.3 km/l)
CO2 emissions (NEDC) 164 g/km
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 9.2 sec
Acceleration 0 – 62 mph 9.2 sec
Acceleration 0 – 60 mph 8.7 sec
Maximum speed 224 km/h (139.19 mph)
Emission standard Euro 5
Weight-to-power ratio 8.6 kg/Hp, 116.4 Hp/tonne
Weight-to-torque ratio 7 kg/Nm, 143.8 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
Valvetrain DOHC, Double-VANOS
Engine oil capacity 4.25 l (4.49 US qt, 3.74 UK qt)
Coolant 9.2 l (9.72 US qt, 8.09 UK qt)
Kerb Weight 1460 kg (3218.75 lbs.)
Max. weight 2000 kg (4409.25 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%) 1500 kg (3306.93 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 including mirrors 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) 0.27
Minimum turning circle (turning diameter) 11 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, automatic transmission Steptronic
Front suspension Spring Strut, Transverse stabilizer
Rear suspension Independent multi-link spring suspension with stabilizer
Front brakes Ventilated discs, 312×24 mm
Rear brakes Ventilated discs, 300×20 mm
Assisting systems ABS (Anti-lock braking system)
Steering type Steering rack and pinion
Power steering Electric Steering
Tires size Front wheel tires: 205/55 R16; 225/50 R16; 225/45 R17; 225/40 R18Rear wheel tires: 205/55 R16; 225/50 R16; 225/45 R17; 255/40 R17; 255/35 R18
Wheel rims size Front wheel rims: 7J x 16; 8J x 17; 8J x 18Rear wheel rims: 7J x 16; 8J x 17; 8.5J x 17; 8.5J x 18

INTRODUCTION

The BMW 320i Touring (E91 LCI) with the Steptronic automatic transmission represents a compelling blend of practicality and performance within the BMW 3 Series range. Produced from 2009 to 2012, this variant was positioned as an accessible entry point into the premium wagon segment, offering a comfortable and refined driving experience. Built on the E91 platform – BMW’s designation for the 3 Series Touring – the LCI facelift brought subtle but significant cosmetic and technological updates, enhancing the car’s appeal. The 320i Touring aimed to cater to buyers who needed the versatility of a wagon but didn’t necessarily require the higher performance of the 328i or 335i models.

Powertrain & Engine Architecture

At the heart of the 320i Touring lies the N43B20A 2.0-liter inline-four cylinder engine. This naturally aspirated engine utilizes direct fuel injection, a technology that improves fuel efficiency and power output compared to traditional port fuel injection systems. The N43 engine is characterized by its lightweight construction and efficient design. It features Double-VANOS, BMW’s variable valve timing system for both intake and exhaust valves, optimizing engine performance across the rev range. The engine produces 170 horsepower at 6700 rpm and 210 Nm (154.89 lb.-ft.) of torque at 4250 rpm. Paired with the engine is a six-speed Steptronic automatic transmission. This transmission offers smooth and responsive gear changes, and includes a manual shift mode for greater driver control. The Steptronic transmission was known for its reliability and contributed to the car’s overall ease of driving.

Driving Characteristics

The 320i Touring’s driving experience is characterized by a balance of comfort and agility. While not as overtly sporty as its higher-powered siblings, the 170 hp engine provides adequate power for everyday driving and occasional highway cruising. The Steptronic transmission is well-tuned to the engine’s characteristics, providing smooth upshifts and downshifts. Acceleration from 0 to 60 mph takes approximately 8.7 seconds, and the car has a top speed of 224 km/h (139.19 mph). The automatic transmission’s gear ratios are optimized for fuel efficiency, but can sometimes feel slightly hesitant during quick acceleration. Compared to the six-speed manual transmission available on other 320i models, the Steptronic offers greater convenience, particularly in urban traffic. However, the manual transmission generally provides a more engaging driving experience and slightly quicker acceleration.

Equipment & Trim Levels

The 320i Touring typically came standard with a respectable array of features, including automatic climate control, power windows and locks, a multi-function steering wheel, and a basic audio system. Upholstery was typically cloth, although leather options were available. Optional extras included a premium sound system, navigation system, sunroof, and sport seats. The LCI facelift brought minor interior updates, such as revised trim materials and updated infotainment system graphics. Trim levels were relatively simple, with most options being added individually. The focus was on providing a well-equipped base model that could be customized to the buyer’s preferences.

Chassis & Braking

The E91 Touring utilizes a MacPherson strut front suspension and a multi-link rear suspension, providing a comfortable ride and responsive handling. The suspension is tuned to balance ride comfort with BMW’s signature sporty feel. The 320i Touring features ventilated disc brakes on all four wheels, providing ample stopping power. ABS (Anti-lock Braking System) is standard. The car’s weight distribution is relatively balanced, contributing to its neutral handling characteristics. Stabilizer bars are fitted to both the front and rear axles to reduce body roll during cornering.

Market Reception & Comparison

The 320i Touring was generally well-received by automotive critics as a practical and refined wagon. It was praised for its comfortable ride, spacious interior, and fuel efficiency. However, some critics noted that the 170 hp engine could feel underpowered when the car was fully loaded or driving uphill. Compared to the 328i and 335i Touring models, the 320i offered a more affordable entry point into the 3 Series wagon range, but at the expense of performance. Fuel economy was a strong point, with combined fuel consumption figures around 7 l/100 km (33.6 US mpg). Reliability was generally good, although some owners reported minor issues with the direct injection system and cooling system.

Legacy

The BMW 320i Touring (E91 LCI) remains a popular choice in the used car market today. Its combination of practicality, refinement, and BMW’s brand reputation makes it an attractive option for buyers seeking a premium wagon. The N43 engine, while generally reliable, requires regular maintenance, particularly regarding the fuel injectors and cooling system. The Steptronic automatic transmission is known for its durability, but should be checked for smooth operation during a pre-purchase inspection. Overall, the 320i Touring represents a well-rounded and capable vehicle that continues to offer a compelling driving experience.

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