N20B15 BMW N20B15
Модульний 4-циліндровий двигун з TwinPower Turbo, що забезпечує високу ефективність та потужність при збереженні економічності.
86
Brand engines
2
Modifications
Technical Specifications
| Engine Displacement | 1.5 L (1,499 cc) |
| Configuration | Inline-4 |
| Number of Cylinders | 4 |
| Valves per Cylinder | 4 |
| Power | 136 - 156 л.с. |
| Torque | 220 - 240 Н*м |
| Cylinder Bore | 82.00 mm |
| Piston Stroke | 75.00 mm |
| Compression Ratio | 11.0:1 |
| Firing Order | 1-3-4-2 |
| Fuel System | Direct Injection |
| Aspiration | Turbocharged |
| Turbocharger | Single twin-scroll turbocharger |
| Intercooler | Yes |
| Maximum RPM | 6,500 rpm |
| Max Torque RPM | 1,250 rpm |
| Valve Train | DOHC |
| Timing Drive | Chain |
| Timing Chain Replacement | 250000 or as needed |
| Block Material | Aluminum |
| Head Material | Aluminum |
| Engine Weight | 140 kg |
| Dimensions (L×W×H) | 500 × 450 × 600 mm |
| Lubrication System | Pressure lubrication |
| Cooling System | Liquid cooling |
Additional Information
| Engine Family | BMW N engine series |
| Manufacturing Plant | Munich, Germany |
| Successor | B38B15 |
Maintenance
| Engine Oil Capacity | 4.5 L (with filter: 4.75 L) |
| Recommended Viscosity | 5W-30, 5W-40 |
| Oil Standard | BMW Longlife-04 |
| Recommended Brands | Castrol Edge Professional, Mobil 1 ESP, Shell Helix Ultra |
| Oil Change Interval | 15 000 km or 12 mo |
| Oil Filter | 11428570590 |
| Air Filter |
13717811026
Replace every 60 000 km |
| Fuel filter | 16117373673 |
| Cabin Filter | 64319313519 |
| Spark Plugs |
Type: Iridium Part number: 12120037607Gap: 0.9 mm Quantity: 4 pcs Replace every 60 000 km |
| Coolant Capacity | 6.5 L |
| Coolant Type | G12++ (BMW Coolant) |
| Coolant Change Interval | 240 000 km |
| Thermostat Opening Temperature | 88°C |
| Operating Temperature | 90°C |
| Max Operating Temperature | 120°C |
| Critical Temperature | 130°C |
| Annual Maintenance Cost | 700-1000 USD |
Reliability
Expected lifespan: 250 000 km
Common problems
| Problem | Severity | Mileage | Repair cost |
|---|---|---|---|
| Timing chain tensioner failure | High | 100000-150000 km | $1500-3000 |
Known defects
- Early models had timing chain guide issues (recalled)
Warranty extensions
- BMW extended warranty for timing chain issues up to 10 years/120000 miles
Tuning potential
Tuning potential: Medium | Max. safe power: 250 hp
| Stage | Power | Torque | Method | Cost |
|---|---|---|---|---|
| Stage 1 | 160 hp | 260 Nm |
ECU remap only Reliability impact: Minimal |
$400 |
| Stage 2 | 180 hp | 300 Nm |
ECU, Downpipe, Intake Required: Upgraded intercooler, Downpipe, ECU remap Reliability impact: Low |
$2000 |
| Stage 3 | 220 hp | 350 Nm |
Hybrid Turbo, Injectors Required: Bigger turbo, Forged internals, Upgraded fuel system Reliability impact: Medium-High |
$8000 |
Popular modifications
- ECU tune (Stage 1)
- Cold air intake
- Downpipe
- Intercooler upgrade
Tuning limitations
- Fuel pump limitations above 220hp
- Stock turbo limits at ~200hp
Cars with the N20B15 engine
This engine was fitted to 1 model
| Photo | Brand | Model | Generation | Production years |
|---|---|---|---|---|
|
BMW | 3 Series | 3 series Gran Turismo (F34) | 2013 - 2019 |
All modifications (2)
| Vehicle | Generation | Modification | Power | Gearbox | Drive |
|---|---|---|---|---|---|
| BMW 3 Series | 3 series Gran Turismo (F34) | BMW 318i 1.5 136 л.с. 6-МКП 2WD | 136 hp | 6-МКП | 2WD |
| BMW 3 Series | 3 series Gran Turismo (F34) | BMW 318i 1.5 136 л.с. 7-Автомат 2WD | 136 hp | 7-Автомат | 2WD |
Interesting Facts
- The N20B15 was one of the smallest turbocharged engines produced by BMW at the time.
- It was designed to meet stricter emissions regulations while maintaining performance.
Applications
Total produced: ~500000
| Vehicle | Generation | Years | Power | Markets |
|---|---|---|---|---|
| BMW 1 Series | F20 | 2012-2016 | 136hp/156hp | Europe, Asia |
| BMW 2 Series | F22 | 2014-2016 | 136hp/156hp | Europe |
Compatible transmissions: 6-speed Manual, 8-speed Automatic ZF8HP
Drive types: RWD, AWD
Fuel Economy
| Fuel Type | Petrol 95 |
| Octane Rating | Minimum: 91 | Recommended: 95 |
| Consumption (City) | 7.5 L/100km |
| Consumption (Highway) | 5 L/100km |
| Consumption (Combined) | 6 L/100km |
| Real Consumption | 6.8 L/100km |
| Fuel Tank Capacity | 50 L |
| Range | 833 km |
| Cost per 100 km | 10-13 USD |
Emissions Standards
| Emission Standard | Euro 6 |
| CO₂ Emissions | 139 g/km |
| Particulate Filter (DPF) | Absent |
| AdBlue | Not Required |
Comparison with competitors
| Engine | Brand | Displacement | Power | Torque |
|---|---|---|---|---|
| EA211 | Volkswagen Group | 1,395 cc | 150 hp | 250 Nm |
Pros
- Compact size with good power output
- Efficient fuel consumption
Cons
- Potential timing chain issues
- Limited tuning potential compared to larger engines