The BMW 5 Series Touring (G31 LCI), specifically the 540d variant with the xDrive all-wheel-drive system and Steptronic 8-speed automatic transmission, represents a significant iteration of BMW’s long-running executive wagon. Introduced with the Life Cycle Impulse (LCI) facelift in July 2020 and continuing through February 2024, this model blended performance, practicality, and efficiency within the broader G31 generation, which itself is based on the modular architecture shared with the 3 Series (G20) and X3 (G01). The 540d occupied a premium position in the 5 Series Touring lineup, offering a compelling alternative to SUV’s for buyers prioritizing driving dynamics and cargo space.
Technical Specifications
| Brand | BMW |
| Model | 5 Series |
| Generation | 5 Series Touring (G31 LCI, facelift 2020) |
| Type (Engine) | 540d (340 Hp) Mild Hybrid xDrive Steptronic |
| Start of production | July, 2020 |
| End of production | February, 2024 |
| Powertrain Architecture | MHEV (Mild Hybrid Electric Vehicle) |
| Body type | Station wagon (estate) |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 6.6-6.8 l/100 km (35.6 – 34.6 US mpg) |
| Fuel consumption (extra urban) | 4.5-4.6 l/100 km (52.3 – 51.1 US mpg) |
| Fuel consumption (combined) | 5.3-5.4 l/100 km (44.4 – 43.6 US mpg) |
| CO2 emissions | 138-142 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 4.8 sec |
| Acceleration 0 – 62 mph | 4.8 sec |
| Acceleration 0 – 60 mph | 4.6 sec |
| Maximum speed | 250 km/h (155.34 mph) |
| Emission standard | EURO 6d |
| Weight-to-power ratio | 5.7 kg/Hp |
| Weight-to-torque ratio | 2.8 kg/Nm |
| Gross battery capacity | 0.528 kWh |
| Electric motor power | 11 Hp |
| Power | 340 Hp @ 4400 rpm |
| Torque | 700 Nm @ 1750-2250 rpm (516.29 lb.-ft.) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | B57D30B |
| Engine displacement | 2993 cm3 (182.64 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | Inline |
| Cylinder Bore | 84 mm (3.31 in.) |
| Piston Stroke | 90 mm (3.54 in.) |
| Compression ratio | 16.5:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Twin-power turbo, Intercooler |
| Engine oil capacity | 7 l (7.4 US qt | 6.16 UK qt) |
| Coolant | 10.2 l (10.78 US qt | 8.97 UK qt) |
| Kerb Weight | 1925 kg (4243.9 lbs.) |
| Max. weight | 2615 kg (5765.09 lbs.) |
| Max load | 690 kg (1521.19 lbs.) |
| Trunk (boot) space – minimum | 560 l (19.78 cu. ft.) |
| Trunk (boot) space – maximum | 1700 l (60.03 cu. ft.) |
| Fuel tank capacity | 66 l (17.44 US gal | 14.52 UK gal) |
| Max. roof load | 100 kg (220.46 lbs.) |
| Permitted trailer load with brakes (12%) | 2000 kg (4409.25 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 90 kg (198.42 lbs.) |
| Length | 4963 mm (195.39 in.) |
| Width | 1868 mm (73.54 in.) |
| Height | 1498 mm (58.98 in.) |
| Wheelbase | 2975 mm (117.13 in.) |
| Front track | 1605 mm (63.19 in.) |
| Rear track | 1630 mm (64.17 in.) |
| Ride height (ground clearance) | 140 mm (5.51 in.) |
| Drag coefficient (Cd) | 0.26 |
| Minimum turning circle | 12.4 m (40.68 ft.) |
| Drivetrain Architecture | ICE and electric motor, All wheel drive |
| Number of gears | 8 |
| Gearbox type | Automatic Steptronic |
| Front suspension | Double wishbone |
| Rear suspension | Independent multi-link |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
| Tires size | 225/55 R17 101Y XL |
| Wheel rims size | 7.5J x 17 |
Powertrain & Engine Architecture
At the heart of the 540d Touring LCI lies the B57D30B, a 3.0-liter inline-six cylinder diesel engine. This engine is a cornerstone of BMW’s modular engine family, known for its robust construction and refined power delivery. The ‘D30B’ designation indicates a displacement of 3.0 liters and the ‘B’ signifies it’s part of the latest generation of BMW engines. The B57 utilizes a sophisticated common-rail direct injection system, operating at extremely high pressures to optimize fuel atomization and combustion efficiency. A twin-scroll turbocharger, coupled with intercooling, provides ample boost across a wide rev range. The LCI update incorporated a 48V mild-hybrid system, adding a small electric motor integrated into the drivetrain. This system provides a power boost during acceleration, enables smoother start-stop operation, and contributes to improved fuel economy. The Steptronic 8-speed automatic transmission is a key component, offering quick and precise shifts. It’s programmed for both comfort and performance, adapting to driving style and conditions.
Driving Characteristics
The 540d Touring LCI delivers a compelling driving experience. The 700 Nm (516 lb-ft) of torque, available from a low 1750 rpm, provides effortless acceleration in virtually any gear. The mild-hybrid system enhances responsiveness, filling in any potential turbo lag. While not as overtly sporty as the M550i, the 540d offers a confident and composed ride, with the xDrive all-wheel-drive system providing excellent traction in all weather conditions. The Steptronic transmission is generally smooth and intuitive, although some drivers may prefer the more direct control of a manual gearbox. Compared to the 530d, the 540d offers a noticeable performance advantage, while the 520d provides a more economical, entry-level option.
Equipment & Trim Levels
The 540d Touring LCI typically came well-equipped as standard. Features included BMW’s iDrive infotainment system with a touchscreen display, navigation, leather upholstery, power-adjustable front seats with memory function, automatic climate control, and a comprehensive suite of safety features like lane departure warning, forward collision warning, and automatic emergency braking. Optional extras included features like adaptive cruise control, a head-up display, premium sound systems (Harman Kardon or Bowers & Wilkins), and various interior trim options. The LCI facelift brought updated styling cues, including revised headlights and taillights, a larger kidney grille, and a redesigned interior with a larger infotainment screen.
Chassis & Braking
The G31 Touring utilizes a sophisticated chassis design. The front suspension employs a double-wishbone setup, while the rear features an independent multi-link suspension. This configuration provides a good balance between ride comfort and handling precision. The xDrive all-wheel-drive system is intelligent, distributing torque between the front and rear axles as needed to maximize traction. Braking is handled by ventilated discs on all four wheels, providing ample stopping power. The electronic stability control system (DSC) further enhances safety and stability.
Market Reception & Comparison
The 540d Touring LCI was generally well-received by automotive critics. It was praised for its blend of performance, practicality, and refinement. Fuel economy was also a strong point, particularly considering the car’s size and power output. Compared to its competitors, such as the Mercedes-Benz E-Class Estate and Audi A6 Avant, the 540d offered a more engaging driving experience and a more luxurious interior. However, some critics noted that the optional extras could significantly increase the car’s price.
Legacy
The B57 engine family, including the B57D30B found in the 540d, has proven to be remarkably reliable. With proper maintenance, these engines can easily exceed 200,000 miles. The 540d Touring LCI remains a desirable used car, offering a compelling combination of performance, practicality, and luxury. The mild-hybrid system, while not a full hybrid, adds a layer of efficiency and refinement that enhances the overall ownership experience. As with any used vehicle, a thorough inspection and maintenance history are crucial before purchasing.
