MJT 1.9 120 Fiat 1.9 Multijet 120

Дизельний двигун Fiat з турбонаддувом, відомий своєю економічністю та надійністю при належному обслуговуванні.

Brand: Fiat Type: Diesel Configuration: Inline-4 Production Years: 2005 - 2012 Production: Pratola Serra, Italy
90 Brand engines
2 Modifications

Technical Specifications

Engine Displacement 1.9 L (1,910 cc)
Configuration Inline-4
Number of Cylinders 4
Valves per Cylinder 4
Power 120 л.с.
Torque 280 Н*м
Cylinder Bore 82.00 mm
Piston Stroke 90.40 mm
Compression Ratio 17.6:1
Firing Order 1-3-4-2
Fuel System Common Rail Direct Injection
Aspiration Turbocharged
Turbocharger Garrett GT1544V
Intercooler Yes
Maximum RPM 4,000 rpm
Max Torque RPM 2,000 rpm
Valve Train DOHC
Timing Drive Belt
Timing belt replacement interval 120,000 km
Block Material Cast Iron
Head Material Aluminum
Engine Weight 150 kg
Dimensions (L×W×H) 600 × 500 × 700 mm
Lubrication System Pressure lubrication
Cooling System Liquid cooling

Additional Information

Engine Family Fiat Multijet
Manufacturing Plant Pratola Serra, Italy
Successor MJT 1.6

Maintenance

Engine Oil Capacity 5.5 L (with filter: 6 L)
Recommended Viscosity 5W-30
Oil Standard ACEA C3, API SN
Recommended Brands Shell Helix, Mobil 1, Castrol Edge
Oil Change Interval 15 000 km or 12 mo
Oil Filter 71712001
Air Filter 71712002
Replace every 60 000 km
Fuel filter 71712003
Spark Plugs
Coolant Capacity 7 L
Coolant Type G12 (Fiat 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 500-800 USD

Reliability

Reliability rating: 7/10

Expected lifespan: 300 000 km

Common problems

Problem Severity Mileage Repair cost
EGR valve failure Medium 100000-150000 km $300-500
Turbocharger failure High 150000-200000 km $1000-1500

Known defects

  • Issues with the fuel injectors in early models
  • Timing belt tensioner failures

Warranty extensions

  • Extended warranty options available for up to 5 years

Tuning potential

Tuning potential: Medium | Max. safe power: 200 hp

Stage Power Torque Method Cost
Stage 1 140 hp 320 Nm ECU remap only
Reliability impact: Minimal
$400
Stage 2 160 hp 350 Nm ECU, Downpipe
Required: Upgraded intercooler, ECU remap
Reliability impact: Low
$1200
Stage 3 180 hp 400 Nm -
Required: Bigger turbo, Forged internals, ECU remap
Reliability impact: Medium
$3000

Popular modifications

Tuning limitations

  • Turbo limitations above 180hp
  • Cooling system may need upgrades for high power

Cars with the MJT 1.9 120 engine

This engine was fitted to 1 model

Photo Brand Model Generation Production years
No photo
Fiat Croma Croma 2005 - 2011

All modifications (2)

Vehicle Generation Modification Power Gearbox Drive
Fiat Croma Croma 1.9 JTD 120 л.с. 6-МКП 2WD 120 hp 6-МКП 2WD
Fiat Croma Croma 1.9 JTD 120 л.с. 7-DSG 2WD 120 hp 7-DSG 2WD

Interesting Facts

  • One of the first engines to feature Multijet technology for improved fuel efficiency
  • Widely used in various Fiat models and some Alfa Romeo models

Applications

Total produced: загальна кількість випущених двигунів

Vehicle Generation Years Power Markets
Fiat Punto 2005-2012 2005-2012 120hp Europe, Asia
Fiat Bravo 2007-2014 2007-2014 120hp Europe, Asia

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

Drive types: FWD

Fuel Economy

Fuel Type Diesel
Consumption (City) 7.5 L/100km
Consumption (Highway) 4.5 L/100km
Consumption (Combined) 5.8 L/100km
Real Consumption 6.5 L/100km
Fuel Tank Capacity 60 L
Range 1,034 km
Cost per 100 km 8-10 USD

Emissions Standards

Emission Standard Euro 4
CO₂ Emissions 139 g/km
Particulate Filter (DPF) Present
Regeneration every 150,000 km
AdBlue Not Required

Comparison with competitors

Engine Brand Displacement Power Torque
1.6 HDi Peugeot 1,560 cc 110 hp 240 Nm
1.9 TDI Volkswagen 1,896 cc 130 hp 310 Nm

Pros

  • Good balance of power and fuel efficiency
  • Reliable and easy to maintain

Cons

  • Turbo failures reported in higher mileage vehicles
  • EGR valve issues in some models