BMW 750LixDrive (G11/G12)

BMW 7 series 2015 3.0 petrol description

Sedan BMW 750LixDrive has been produced from January, 2015 to January, 2019. It has six-cylinder petrol engine with displacement of 3.0 litres, which produces power of 326 horsepower and torque 450 Nm (Newton metres).

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. Engine lifespan (mileage before major repairs or overhaul) can last from 210 up to 360 thousand 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 7 series 3.0 engine oil type is 0W-20, 0W-30, 5W-30 and oil capacity is 6.5 litres.

BMW 750LixDrive has all four wheel drive (AWD, 4x4) and automatic gearbox with 8 gears.
BMW 750LixDrive accelerates to speed 100 kilometres per hour in 4.5 seconds. The maximum speed of this car is 250 km/h.

BMW 750LixDrive fuel consumption is 8.5 litres per 100km in combined city/highway mode (11.8 km/l), fuel consumption in city - 11.9 l/100km, highway fuel economy - 6.5 l/100km..
According to user reviews, this BMW real everyday fuel consumption is 10.3 litres per 100 km, which is 21% more than the manufacturer's stated. More - Real BMW 7 series fuel consumption.

With the same engine there are also three other BMW 7 series versions - with rear wheel drive and automatic gearbox (BMW 740i AT), and with rear wheel drive and automatic gearbox (BMW 740Li AT), and with rear wheel drive and automatic gearbox (BMW 750Li AT) available:
  • BMW 740i AT is more sluggish, reaching 100 km/h 1 seconds later (in 5.5 seconds), but more economic with manufacturer's fuel consumption is lower by 1.5 litres per 100 km or 18 % - 7.0 litres per 100 km, whereas users reported real fuel consumption is lower by 1.1 litres per 100 km or 11 % - 9.2 litres per 100 km
  • BMW 740Li AT is more sluggish, reaching 100 km/h 1.1 seconds later (in 5.6 seconds), but more economic with manufacturer's fuel consumption is lower by 1.5 litres per 100 km or 18 % - 7.0 litres per 100 km
  • BMW 750Li AT manufacturer's fuel consumption is lower by 0.2 litres per 100 km or 2 % - 8.3 litres per 100 km
BMW 7 series 2015

BMW 750LixDrive technical data

Model: BMW 750LixDrive
Body style: Sedan
Production period: 2015. January ... 2019. January 
Engine: 2998 cm3 Petrol, 6 cylinders CO2 emissions: no data
Power: 326 HP Torque: 450 NM
Gearbox: Automatic gearbox (8 gears) Drive type: All wheel drive (AWD, 4x4)
Top speed: 250 km/h Acceleration 0-100 km/h: 4.5 seconds
Fuel consumption (l/100km): 8.5 (combined) 11.9 (urban) 6.5 (highway)
Real fuel consumption: 10.3 l/100km (22.8 MPG) by user reviews from various sources
Car dimensions: 5.24m (length) 1.90m (width) 1.49m (height)
Trunk capacity: 515 litres

BMW 750LixDrive 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 750LixDrive oil type 0W-20, 0W-30, 5W-30
Oil capacity 6.5 litres (6.9 quarts)
Power 326 - 340 HP
Torque 450 - 500 NM
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 1 sērija and 8 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 7 series sedan [2015 - 2019] modifications

Modification Engine Power Consumption Drive type
BMW 740e iPerformance Jan 2016 — Dec 2019 2.0 Hybrid 258 HP - Rear wheel
BMW 740i Jan 2015 — Jan 2019

Most fuel efficient petrol version

3.0 Petrol 326 HP 7.0 l/100km Rear wheel
BMW 740Li Jan 2015 — Jan 2019

Most fuel efficient petrol version

3.0 Petrol 326 HP 7.0 l/100km Rear wheel
BMW 750Li Jan 2015 — Jan 2019 3.0 Petrol 326 HP 8.3 l/100km Rear wheel
BMW 750LixDrive 4x4 Jan 2015 — Jan 2019 3.0 Petrol 326 HP 8.5 l/100km All wheel
BMW 730d Jan 2015 — Jan 2019

Most fuel efficient diesel version

3.0 Diesel 265 HP 4.9 l/100km Rear wheel
BMW 730Ld Jan 2015 — Jan 2019

Most fuel efficient diesel version

3.0 Diesel 265 HP 4.9 l/100km Rear wheel
BMW 730d xDrive 4x4 Jan 2015 — Jan 2019

Most fuel efficient diesel version by real consumption

3.0 Diesel 265 HP 5.2 l/100km All wheel
BMW 730Ld xDrive 4x4 Jan 2015 — Jan 2019

Most fuel efficient diesel version by real consumption

3.0 Diesel 265 HP 5.2 l/100km All wheel
BMW 740d xDrive 4x4 Jan 2015 — Jan 2019 3.0 Diesel 320 HP 5.3 l/100km All wheel
BMW 740Ld xDrive 4x4 Jan 2015 — Jan 2019 3.0 Diesel 320 HP 5.4 l/100km All wheel
BMW 750d 4x4 Jan 2016 — Dec 2019

Most powerfull diesel version (400 HP)

3.0 Diesel 400 HP 5.4 l/100km All wheel
BMW 750i Jan 2015 — Jan 2019

Most powerfull petrol version (450 HP)

4.4 Petrol 450 HP 8.1 l/100km Rear wheel
BMW 750i xDrive 4x4 Jan 2015 — Jan 2019

Most dynamic version - 100 km/h in 4.4 seconds

4.4 Petrol 450 HP 8.3 l/100km All wheel
BMW 7 series 2015 reviews
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