Mitsubishi: 4B12 Mitsubishi 4B12

Атмосферний 4-циліндровий двигун з безпосереднім впорском, відомий своєю надійністю та економічністю.

Brand: Mitsubishi Type: Petrol Configuration: Inline-4 Production Years: 2006 - 2016 Production: Kawasaki, Japan
25 Brand engines
1 Modifications

Technical Specifications

Engine Displacement (1,998 cc)
Configuration Inline-4
Number of Cylinders 4
Valves per Cylinder 4
Power 140 - 150 л.с.
Torque 175 - 200 Н*м
Cylinder Bore 86.00 mm
Piston Stroke 86.00 mm
Compression Ratio 10.5:1
Firing Order 1-3-4-2
Fuel System Multi-point Fuel Injection
Aspiration Naturally Aspirated
Intercooler No
Maximum RPM 6,000 rpm
Max Torque RPM 4,200 rpm
Valve Train DOHC
Timing Drive Chain
Timing Chain Replacement 150000 or as needed
Block Material Aluminum
Head Material Aluminum
Engine Weight 130 kg
Dimensions (L×W×H) 600 × 500 × 600 mm
Lubrication System Wet sump
Cooling System Liquid cooling

Additional Information

Engine Family Mitsubishi 4B series
Manufacturing Plant Kawasaki, Japan

Maintenance

Engine Oil Capacity 4.5 L (with filter: 5 L)
Recommended Viscosity 5W-30
Oil Standard API SN, ILSAC GF-5
Recommended Brands Mitsubishi Genuine Oil, Castrol, Mobil 1
Oil Change Interval 10 000 km or 12 mo
Oil Filter MD362202
Air Filter MN101420
Replace every 30 000 km
Spark Plugs Type: Iridium
Part number: MZ360200
Gap: 1 mm
Quantity: 4 pcs
Replace every 60 000 km
Coolant Capacity 7 L
Coolant Type G12 (Mitsubishi Coolant)
Coolant Change Interval 240 000 km
Thermostat Opening Temperature 88°C
Operating Temperature 90°C
Max Operating Temperature 110°C
Critical Temperature 120°C
Annual Maintenance Cost 500-800 USD

Reliability

Reliability rating: 7/10

Expected lifespan: 250 000 km

Common problems

Problem Severity Mileage Repair cost
Oil consumption issues Medium 100000-150000 km $500-1000
Timing chain noise Medium 120000-180000 km $800-1500

Known defects

  • Some models may experience excessive oil consumption
  • Timing chain tensioner issues

Warranty extensions

  • Mitsubishi offers extended warranty options for engine components

Tuning potential

Tuning potential: Medium | Max. safe power: 250 hp

Stage Power Torque Method Cost
Stage 1 170 hp 220 Nm ECU remap only
Reliability impact: Minimal
$400
Stage 2 200 hp 250 Nm -
Required: High-flow air filter, ECU remap
Reliability impact: Low
$1200
Stage 3 230 hp 300 Nm -
Required: Turbocharger kit, Upgraded intercooler, ECU remap
Reliability impact: Medium-High
$3000

Popular modifications

Tuning limitations

  • Stock internals limit power
  • Cooling system upgrades recommended for high power

Cars with the Mitsubishi: 4B12 engine

This engine was fitted to 1 model

Photo Brand Model Generation Production years
No photo
Mitsubishi ASX ASX II 2023 - present

All modifications (1)

Vehicle Generation Modification Power Gearbox Drive
Mitsubishi ASX ASX II 100% Electric 150 л.с. 1-ступінчаста 2WD 150 hp 1-ступінчаста 2WD

Interesting Facts

  • The 4B12 engine is known for its balance of performance and efficiency.
  • It was used in various Mitsubishi models across different markets.

Applications

Total produced: over 500000

Vehicle Generation Years Power Markets
Mitsubishi Outlander CW 2006-2012 140hp/150hp Europe, USA, Asia
Mitsubishi Lancer CX 2007-2016 140hp/150hp Europe, USA, Asia

Compatible transmissions: 5-speed Manual, 6-speed CVT, 5-speed Automatic

Drive types: FWD, AWD

Fuel Economy

Fuel Type Petrol 95
Octane Rating Minimum: 95 | Recommended: 98
Consumption (City) 10 L/100km
Consumption (Highway) 6.5 L/100km
Consumption (Combined) 8 L/100km
Real Consumption 9 L/100km
Fuel Tank Capacity 60 L
Range 750 km
Cost per 100 km 10-15 USD

Emissions Standards

Emission Standard Euro 5
CO₂ Emissions 160 g/km
Particulate Filter (DPF) Absent
AdBlue Not Required

Comparison with competitors

Engine Brand Displacement Power Torque
K20Z3 Honda 1,998 cc 200 hp 190 Nm
EA888 Volkswagen 1,984 cc 200 hp 280 Nm

Pros

  • Good balance of power and fuel efficiency
  • Reliable and durable engine design

Cons

  • Oil consumption issues reported in some models
  • Less power compared to some competitors