BMW 440i

BMW 4 series 2017 3.0 petrol description

Coupe BMW 440i has been produced from March, 2017 to January, 2020. It has six-cylinder petrol engine with displacement of 3.0 litres, which produces power of 326 horsepower on 5500 rpm - this is the most powerfull BMW 4 sērija 2017 - 2020 version and torque 450 Nm (Newton metres) on 1380 revolutions per minute.

This 6-cylinder 24-valve engine camshaft is driven by chain (What is an engine chain and belt? ). Engine has fuel injection system and Twin-Scroll turbine. The engine meets the Euro 6 emissions standard. Approximate engine life expectancy (mileage until serious repairs are required) for this engine is between 210 000 and 360 000 kilometres. Note that engine life can be longer or shorter depending on maintenance.
More engine specs 
The B58 engine, compared to its predecessor, features a 20% increase in boost pressure, a closed-deck cylinder block design, an increased compression ratio of 11.0:1, and a slightly larger displacement of 2998 cc, up from 2979 cc, with an additional weight of 8  ...  This BMW 4 series 3.0 engine oil type is 0W-20, 0W-30, 5W-30 and oil capacity is 6.5 litres.

BMW 440i has classical rear wheel drive (RWD) and manual gearbox with 6 gears.
BMW 440i accelerates to speed 100 kilometres per hour in 5.2 seconds. The maximum speed of this car is 250 km/h.

In combined cycle (city and motorway), the BMW 440i fuel consumption is 7.4 litres per 100km (13.5 km/l), city fuel economy - 10 l/100km, fuel consumption on highway - 5.9 l/100km. Fuel tank capacity is 60 litres or 15.85 gallons, which gives a mileage up to 800 kilometers without refueling in urban cycle and even up to 1000 kilometers on highway.
According to user reviews, this BMW real everyday fuel consumption is 8.7 litres per 100 km, which is 18% more than the manufacturer's stated. More - Real BMW 4 series fuel consumption.

With the same engine there are also three other BMW 4 series versions - with automatic gearbox (BMW 440i AT), and with four wheel (4x4) drive and manual gearbox (BMW 440i MT 4x4), and with four wheel (4x4) drive and automatic gearbox (BMW 440i xDrive AT 4x4) available:
  • BMW 440i AT manufacturer's fuel consumption is lower by 0.8 litres per 100 km or 11 % - 6.6 litres per 100 km, whereas users reported real fuel consumption is higher by 0.7 litres per 100 km or 8 % - 9.4 litres per 100 km
  • BMW 440i MT 4x4
  • BMW 440i xDrive AT 4x4 is more dynamic - it reaches 100 km/h 0.3 seconds faster (in 4.9 seconds), but manufacturer's fuel consumption is lower by 0.4 litres per 100 km or 5 % - 7.0 litres per 100 km, whereas users reported real fuel consumption is higher by 0.7 litres per 100 km or 8 % - 9.4 litres per 100 km
BMW 4 series 2017

BMW 440i technical data

Model: BMW 440i
Body style: Coupe
Production period: 2017. March ... 2020. January 
Engine: 2998 cm3 Petrol, 6 cylinders CO2 emissions: 172 g/km
Power: 326 HP ON 5500 RPM Torque: 450 NM ON 1380 RPM
Gearbox: Manual gearbox (6 gears) Drive type: Rear wheel drive (RWD)
Top speed: 250 km/h Acceleration 0-100 km/h: 5.2 seconds
Fuel consumption (l/100km): 7.4 (combined) 10.0 (urban) 5.9 (highway)
Real fuel consumption: 8.7 l/100km (27 MPG) by user reviews from various sources
Fuel tank capacity: 60 litres (15.9 gallons)
Car dimensions: 4.64m (length) 1.83m (width) 1.38m (height)
Turning diameter: 11.3 meters
Ground clearance: 130 mm (approximate, with standard suspension, unladen vehicle)
Trunk capacity: 445 litres
Gross weight: 2060 kg

BMW 440i engine B58B30M0

Engine reliability and common problems:

The B58 engine, compared to its predecessor, features a 20% increase in boost pressure, a closed-deck cylinder block design, an increased compression ratio of 11.0:1, and a slightly larger displacement of 2998 cc, up from 2979 cc, with an additional weight of 8 kg. Despite its advancements, the engine has several common issues.

Coolant leaks are frequently reported, often linked to a drop in coolant levels without an obvious cause. In some cases, replacing the expansion tank cap resolves the issue. Head gasket failure is another recurring problem due to the engine's high operating temperatures. Symptoms include a strong smell of burning oil and sometimes visible smoke. Oil leaks are also common, originating from areas such as the oil filter housing, oil cooler, or head gasket. Prompt repairs are crucial to prevent oil starvation and potential engine damage.

The B58, like many direct-injection engines, often experiences carbon buildup on intake valves, leading to fluctuating idle and reduced performance. Less frequently, issues arise with the VANOS system, responsible for variable valve timing. Symptoms include power loss, uneven idle, stalling, and high fuel consumption. VANOS problems typically appear around 80,000–100,000 km. Oil filter disintegration is another concern, with parts of the filter sometimes breaking off and getting stuck in the housing. This can lead to oil leaks and other complications, often caused by low-quality filters or improper replacement.

Additionally, valve cover gaskets are prone to leaks, with symptoms such as the smell of burning oil, smoke, or low oil level warnings. Plastic valve covers can also crack over time. These issues usually arise between 60,000 and 100,000 km. Some BMW G-series models produced before 2021 may encounter failures in the oil pump due to a design flaw in the internal bushing. The recommended solution is upgrading to the sixth revision oil pump with a metal component.

Overall, while the B58 engine is a significant improvement in performance and efficiency, these known issues highlight the importance of regular maintenance, timely repairs, and the use of high-quality parts to ensure reliability.
Overall, this engine can last around 210,000 to 360,000 km if properly maintained, using the correct quality oil and fuel, and carrying out regular checks and maintenance.
The engine has hydraulic valve tappets (lifters), which provide quieter operation and do not require periodic adjustment, but are more complex in design and can cause serious engine damage in the event of failure.
Engine displacement 2998 cm3
Number of cylinders 6
Bore (cylinder diameter) 82 mm
Stroke length (piston move) 94.6 mm
Compression ratio 11 : 1
Camshaft drive Timing chain

Chain motors are considered more reliable, chain replacement usually is required less often than a timing belt, but they are often louder and vibrate more.

Fuel system Injection
BMW 440i oil type 0W-20, 0W-30, 5W-30
Oil capacity 6.5 litres (6.9 quarts)
Coolant capacity 10.5 litres (11.1 quarts)
Power 326 - 340 HP ON 5500 RPM
Torque 450 - 500 NM ON 1380 RPM
Start of production (year) 2015
Duration of production 10 years

Often in the first years of production, engines tend to have various constructive problems, so it is recommended to choose a car with this engine from 2018 onwards.

Engine also used on BMW 5 sērija BMW 3 sērija BMW X5 BMW 7 sērija BMW 1 sērija and 7 other models

Generally, the use of an engine in several models and its long production run is an indication of the quality of the engine and the success of its design.

All BMW 4 series coupe [2017 - 2020] modifications

Modification Engine Power Consumption Gearbox Drive type
BMW 418i Mar 2017 — Jan 2020

Most fuel efficient petrol version

1.5 Petrol 136 HP 5.3 l/100km Manual (6) Rear wheel
BMW 418i Mar 2017 — Jan 2020

Most fuel efficient petrol version

1.5 Petrol 136 HP 5.3 l/100km Automatic (8) Rear wheel
BMW 420i

Most fuel efficient petrol version by real consumption

2.0 Petrol 184 HP - Manual (6) Rear wheel
BMW 420i Mar 2017 — Jan 2020

Most fuel efficient petrol version by real consumption

2.0 Petrol 184 HP 5.8 l/100km Manual (6) Rear wheel
BMW 420i Mar 2017 — Jan 2020 2.0 Petrol 184 HP 5.5 l/100km Automatic (8) Rear wheel
BMW 420i xDrive 4x4 Mar 2017 — Jan 2020

Most fuel efficient petrol version by real consumption

2.0 Petrol 184 HP 6.6 l/100km Manual (6) All wheel
BMW 420i xDrive 4x4 Mar 2017 — Jan 2020 2.0 Petrol 184 HP 5.9 l/100km Automatic (8) All wheel
BMW 430i Mar 2017 — Jan 2020 2.0 Petrol 252 HP 6.1 l/100km Manual (6) Rear wheel
BMW 430i Jan 2017 — Jan 2020 2.0 Petrol 252 HP 5.5 l/100km Automatic (8) Rear wheel
BMW 430i xDrive 4x4 Mar 2017 — Jan 2020 2.0 Petrol 252 HP 5.9 l/100km Automatic (8) All wheel
BMW 418d Jan 2017 — Jan 2020 2.0 Diesel 150 HP 4.2 l/100km Manual (6) Rear wheel
BMW 418d Mar 2017 — Jan 2020 2.0 Diesel 150 HP 4.1 l/100km Automatic (8) Rear wheel
BMW 420d Mar 2017 — Jan 2020

Most fuel efficient diesel version by real consumption

2.0 Diesel 190 HP 4.2 l/100km Manual (6) Rear wheel
BMW 420d Jan 2017 — Jan 2020

Most fuel efficient diesel version

2.0 Diesel 190 HP 4.0 l/100km Automatic (8) Rear wheel
BMW 420d xDrive 4x4 Jan 2017 — Jan 2020 2.0 Diesel 190 HP 4.4 l/100km Manual (6) All wheel
BMW 420d xDrive 4x4 Jan 2017 — Jan 2020 2.0 Diesel 190 HP 4.4 l/100km Automatic (8) All wheel
BMW 425d Mar 2017 — Jan 2020 2.0 Diesel 224 HP 4.6 l/100km Manual (6) Rear wheel
BMW 425d Mar 2017 — Jan 2020 2.0 Diesel 224 HP - Automatic (8) Rear wheel
BMW 440i Mar 2017 — Jan 2020 3.0 Petrol 326 HP 7.4 l/100km Manual (6) Rear wheel
BMW 440i Mar 2017 — Jan 2020 3.0 Petrol 326 HP 6.6 l/100km Automatic (8) Rear wheel
BMW 440i 4x4 3.0 Petrol 326 HP - Manual (6) All wheel
BMW 440i xDrive 4x4 Mar 2017 — Jan 2020 3.0 Petrol 326 HP 7.0 l/100km Automatic (8) All wheel
BMW 430d Mar 2017 — Jan 2020 3.0 Diesel 258 HP 4.9 l/100km Automatic (8) Rear wheel
BMW 430d xDrive 4x4 Mar 2017 — Jan 2020 3.0 Diesel 258 HP 5.2 l/100km Automatic (8) All wheel
BMW 435d 4x4

Most dynamic version - 100 km/h in 4.7 seconds

3.0 Diesel 313 HP - Automatic (8) All wheel
BMW 4 series 2017 reviews
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