OM612 Mercedes-Benz OM612

Модульний 5-циліндровий дизельний двигун з турбонаддувом, відомий своєю надійністю та ефективністю.

Brand: Mercedes-Benz Type: Diesel Configuration: Inline-5 Production Years: 1999 - 2006 Production: Stuttgart, Germany
30 Brand engines
6 Modifications

Technical Specifications

Engine Displacement 2.7 L (2,685 cc)
Configuration Inline-5
Number of Cylinders 5
Valves per Cylinder 4
Power 156 - 170 л.с.
Torque 330 - 370 Н*м
Cylinder Bore 88.00 mm
Piston Stroke 88.30 mm
Compression Ratio 18.0:1
Firing Order 1-2-4-5-3
Fuel System Common Rail Direct Injection
Aspiration Turbocharged
Turbocharger Garrett GT22V
Intercooler Yes
Maximum RPM 4,200 rpm
Max Torque RPM 1,800 rpm
Valve Train DOHC
Timing Drive Chain
Timing Chain Replacement 300000 or as needed
Block Material Cast Iron
Head Material Aluminum
Engine Weight 230 kg
Dimensions (L×W×H) null mm
Lubrication System Pressure lubrication
Cooling System Liquid cooling

Additional Information

Engine Family Mercedes-Benz OM600 series
Manufacturing Plant Stuttgart, Germany
Predecessor OM605
Successor OM647

Maintenance

Engine Oil Capacity 8 L (with filter: 8.5 L)
Recommended Viscosity 5W-40
Oil Standard ACEA B3/B4
Recommended Brands Mobil 1, Castrol Edge, Shell Helix
Oil Change Interval 15 000 km or 12 mo
Oil Filter A6121800009
Air Filter A6110940204
Replace every 60 000 km
Fuel filter A6110920101
Cabin Filter A2108300918
Spark Plugs
Coolant Capacity 10 L
Coolant Type G05 (Mercedes-Benz Coolant)
Coolant Change Interval 240 000 km
Thermostat Opening Temperature 87°C
Operating Temperature 90°C
Max Operating Temperature 110°C
Critical Temperature 120°C
Annual Maintenance Cost 700-1000 USD

Reliability

Reliability rating: 8/10

Expected lifespan: 500 000 km

Common problems

Problem Severity Mileage Repair cost
Injector seal leakage Medium 150000-200000 km $500-1000
Turbocharger failure High 200000-250000 km $1500-2500

Known defects

  • Oil cooler seal leaks
  • EGR valve issues

Warranty extensions

  • No known warranty extensions

Tuning potential

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

Stage Power Torque Method Cost
Stage 1 190 hp 420 Nm ECU remap only
Reliability impact: Minimal
$500
Stage 2 210 hp 450 Nm ECU, Downpipe, Intake
Required: Upgraded intercooler, ECU remap
Reliability impact: Low
$2000
Stage 3 230 hp 500 Nm -
Required: Bigger turbo, Upgraded fuel system
Reliability impact: Medium
$5000

Popular modifications

Tuning limitations

  • Stock turbo limitations
  • Fuel injector capacity

Cars with the OM612 engine

This engine was fitted to 4 models

Photo Brand Model Generation Production years
No photo
Chrysler Voyager Voyager 1995 - 2008
No photo
Mercedes-Benz E-Class E-class (W210) 1995 - 2001
No photo
Mercedes-Benz E-Class AMG E-Class AMG (W210) 1994 - 2002
No photo
Mercedes-Benz V-Class V-Class (W638) 1996 - 2003

All modifications (6)

Vehicle Generation Modification Power Gearbox Drive
Chrysler Voyager Voyager 2.8L CRD 150 л.с. 6-МКП 2WD 150 hp 6-МКП 2WD
Chrysler Voyager Voyager 2.8L CRD 150 л.с. 5-Автомат 2WD 150 hp 5-Автомат 2WD
Mercedes-Benz E-Class E-class (W210) E 270 CDI 2.7 170 л.с. 6-МКП 2WD 170 hp 6-МКП 2WD
Mercedes-Benz E-Class E-class (W210) E 320 CDI 3.2 204 л.с. 5-Автомат 2WD 204 hp 5-Автомат 2WD
Mercedes-Benz E-Class AMG E-Class AMG (W210) E 270 CDI 2.7 5-Автомат 2WD 168 hp 5-Автомат 2WD
Mercedes-Benz V-Class V-Class (W638) V 300 CDI 3.0 204 л.с. 5-Автомат 2WD 204 hp 5-Автомат 2WD

Interesting Facts

  • The OM612 was one of the first diesel engines to feature common rail direct injection.

Applications

Total produced: null

Vehicle Generation Years Power Markets
Chrysler Grand Cherokee WJ 2002-2004 156hp Europe

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

Drive types: RWD, AWD

Fuel Economy

Fuel Type Diesel
Consumption (City) 10 L/100km
Consumption (Highway) 7 L/100km
Consumption (Combined) 8.5 L/100km
Real Consumption 9 L/100km
Fuel Tank Capacity 80 L
Range 941 km
Cost per 100 km 10-12 USD

Emissions Standards

Emission Standard Euro 3
CO₂ Emissions 220 g/km
Particulate Filter (DPF) Absent
AdBlue Not Required

Comparison with competitors

Engine Brand Displacement Power Torque
M57 BMW 2,926 cc 184 hp 390 Nm

Pros

  • Robust and reliable
  • Good fuel economy for its time

Cons

  • Higher emissions compared to newer engines
  • Limited tuning potential without significant modifications