2015-2019 BMW 3 Series Touring (F31 LCI Facelift ) 318i (136 Hp) Steptronic

The BMW 3 Series Touring (F31 LCI), specifically the 318i variant equipped with the Steptronic automatic transmission, represents a compelling entry point into the premium compact estate (wagon) market. Produced from 2015 to 2019 as part of the F31 Life Cycle Impulse (LCI) facelift, this model blended practicality with BMW’s established driving dynamics. Positioned as the base engine option within the F31 Touring range, it catered to buyers prioritizing fuel efficiency and comfortable cruising over outright performance. The F31 LCI benefitted from styling updates, improved interior materials, and enhanced technology compared to the pre-facelift F31 models, solidifying its appeal in the European market where the touring body style is particularly popular.

Technical Specifications

Brand BMW
Model 3 Series
Generation 3 Series Touring (F31 LCI, Facelift 2015)
Type (Engine) 318i (136 Hp) Steptronic
Start of production 2015
End of production 2019
Powertrain Architecture Internal Combustion engine
Body type Station wagon (estate)
Seats 5
Doors 5
Fuel consumption (economy) – urban (NEDC) 6.6-7.2 l/100 km (35.6 – 32.7 US mpg, 42.8 – 39.2 UK mpg, 15.2 – 13.9 km/l)
Fuel consumption (economy) – extra urban (NEDC) 4.6-5 l/100 km (51.1 – 47 US mpg, 61.4 – 56.5 UK mpg, 21.7 – 20 km/l)
Fuel consumption (economy) – combined (NEDC) 5.3-5.8 l/100 km (44.4 – 40.6 US mpg, 53.3 – 48.7 UK mpg, 18.9 – 17.2 km/l)
CO2 emissions (NEDC) 124-134 g/km
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 9.3 sec
Acceleration 0 – 62 mph 9.3 sec
Acceleration 0 – 60 mph 8.8 sec
Maximum speed 210 km/h (130.49 mph)
Emission standard Euro 6
Weight-to-power ratio 11 kg/Hp, 91.3 Hp/tonne
Weight-to-torque ratio 6.8 kg/Nm, 147.7 Nm/tonne
Power 136 Hp @ 4400-6000 rpm
Power per litre 90.7 Hp/l
Torque 220 Nm @ 1250-4300 rpm (162.26 lb.-ft. @ 1250-4300 rpm)
Engine layout Front, Longitudinal
Engine Model/Code B38B15A
Engine displacement 1499 cm3 (91.47 cu. in.)
Number of cylinders 3
Engine configuration Inline
Cylinder Bore 82 mm (3.23 in.)
Piston Stroke 94.6 mm (3.72 in.)
Compression ratio 11:1
Number of valves per cylinder 4
Fuel injection system Direct injection
Engine aspiration Twin-power turbo, Intercooler
Valvetrain DOHC
Engine oil capacity 4.25 l (4.49 US qt | 3.74 UK qt)
Coolant 7.7 l (8.14 US qt | 6.78 UK qt)
Kerb Weight 1490 kg (3284.89 lbs.)
Max. weight 2085 kg (4596.64 lbs.)
Max load 595 kg (1311.75 lbs.)
Trunk (boot) space – minimum 495 l (17.48 cu. ft.)
Trunk (boot) space – maximum 1500 l (52.97 cu. ft.)
Fuel tank capacity 60 l (15.85 US gal | 13.2 UK gal)
Max. roof load 75 kg (165.35 lbs.)
Permitted trailer load with brakes (8%) 1500 kg (3306.93 lbs.)
Permitted trailer load with brakes (12%) 1300 kg (2866.01 lbs.)
Permitted trailer load without brakes 695 kg (1532.21 lbs.)
Permitted towbar download 75 kg (165.35 lbs.)
Length 4633 mm (182.4 in.)
Width 1811 mm (71.3 in.)
Width including mirrors 2031 mm (79.96 in.)
Height 1429 mm (56.26 in.)
Wheelbase 2810 mm (110.63 in.)
Front track 1543 mm (60.75 in.)
Rear (Back) track 1583 mm (62.32 in.)
Front overhang 779 mm (30.67 in.)
Rear overhang 1044 mm (41.1 in.)
Ride height (ground clearance) 140 mm (5.51 in.)
Drag coefficient (Cd) 0.31
Minimum turning circle (turning diameter) 11.3 m (37.07 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 8 gears, automatic transmission Steptronic
Front suspension Spring Strut, Transverse stabilizer
Rear suspension Independent multi-link spring suspension with stabilizer
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 Front wheel tires: 205/60 R16; 225/55 R16; 225/50 R17; 225/45 R18; 225/40 R19Rear wheel tires: 205/60 R16; 225/55 R16; 225/50 R17; 225/45 R18; 255/40 R18; 255/35 R19
Wheel rims size Front wheel rims: 7J x 16; 7.5J x 16; 7.5J x 17; 8J x 18; 8J x 19Rear wheel rims: 7J x 16; 7.5J x 16; 7.5J x 17; 8J x 18; 8.5J x 18; 8.5J x 19

Powertrain & Engine Architecture

The heart of the 318i Touring is the BMW B38B15A 1.5-liter turbocharged inline-three cylinder engine. This engine is a member of BMW’s modular engine family, utilizing a single-scroll turbocharger with TwinPower technology. Direct fuel injection ensures precise fuel delivery, while the double overhead camshaft (DOHC) valvetrain optimizes gas exchange. The B38 engine is known for its relatively smooth operation despite having three cylinders, thanks to a carefully tuned firing order and balance shaft. Paired with this engine is the ZF 8HP80 eight-speed Steptronic automatic transmission. This transmission is renowned for its smooth shifts and wide gear ratio spread, contributing to both fuel efficiency and acceptable acceleration. The transmission features a torque converter and allows for manual gear selection via steering wheel-mounted paddles or the gear selector.

Driving Characteristics

The 318i Touring with the Steptronic transmission delivers a comfortable and refined driving experience. While not a performance-oriented variant, the 136 horsepower and 220 Nm (162 lb-ft) of torque provide adequate power for everyday driving. The eight-speed automatic transmission is well-programmed, offering smooth upshifts and downshifts. Acceleration from 0-60 mph takes approximately 8.8 seconds, and the car reaches a top speed of 130.49 mph. Compared to the more powerful 320i or 328i/330i models, the 318i feels less eager to accelerate, particularly when fully loaded. However, the Steptronic transmission helps to keep the engine in its optimal power band, mitigating some of the performance deficit. The long gear ratios prioritize fuel economy over rapid acceleration.

Equipment & Trim Levels

The 318i Touring typically came equipped with a respectable level of standard features. These included automatic climate control, a BMW Radio Professional audio system, power windows and mirrors, and a multi-function steering wheel. Interior upholstery was typically cloth, although leather options were available. Common optional extras included the Business Package (navigation system), the Premium Package (sunroof, upgraded audio), and various driver assistance systems like parking sensors and lane departure warning. The dashboard layout was typical of the F31, with a focus on ergonomics and a driver-centric design.

Chassis & Braking

The F31 Touring utilizes a MacPherson strut front suspension and a multi-link rear suspension. The suspension is tuned for comfort, providing a compliant ride quality. Stabilizer bars are fitted to both axles to reduce body roll during cornering. Braking duties are handled by ventilated disc brakes on all four wheels. ABS (Anti-lock Braking System) is standard, providing enhanced stopping power and stability. The 318i Touring’s weight of approximately 3285 lbs is relatively moderate for a vehicle of its size, contributing to its manageable handling characteristics.

Market Reception & Comparison

The 318i Touring was generally well-received by automotive critics as a practical and efficient option within the 3 Series lineup. It was praised for its comfortable ride, spacious interior, and fuel economy. However, some reviewers noted that the 1.5-liter engine could feel strained when carrying a full load or tackling steep inclines. Compared to the 320i, the 318i offered a lower price point but sacrificed some performance. The 318i’s fuel economy figures of 40.6-44.4 US mpg combined were competitive within its segment. Reliability has been generally good, with the B38 engine proving to be a robust unit, although some owners have reported issues with the timing chain.

Legacy

The BMW 318i Touring (F31 LCI) with the Steptronic transmission remains a popular choice in the used car market. Its combination of practicality, fuel efficiency, and BMW’s reputation for build quality makes it an attractive option for buyers seeking a premium compact estate. The B38 engine, while not as powerful as some of its larger counterparts, has proven to be relatively reliable. Regular maintenance, including oil changes and timing chain inspections, is crucial to ensure the long-term health of the powertrain. The F31 LCI represents a refined and well-rounded iteration of the 3 Series Touring, offering a compelling blend of comfort, practicality, and driving enjoyment.

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