OM612 vs M112/M113
Side-by-side reliability comparison
Higher reliability score
M112/M113
BEST
92/100
+22 points over OM612
0
/ 100
ACCEPTABLE
OM612
Mercedes-Benz
0
/ 100
BEST
M112/M113
Mercedes-Benz
Specifications
OM612
M112/M113
Brand
Mercedes-Benz
Mercedes-Benz
Verdict
ACCEPTABLE
BEST
Reliability
70
92
Years
1999--2005
1997--2006
Displacement
2685 cc
3199 cc
Layout
I5
V6
Type
Diesel
Petrol Na
Power
170 hp
218--306 hp
Known Issues
1
3
Total Risk Cost
€300--€800
€950--€2,850
Character
OM612
"W210/W211 E270 CDI. 5-cylinder diesel. Smooth, torquey. Injector seal 'black death' concern. Turbo resonator failure. EGR issues. Good motorway cruiser when maintained."
M112/M113
"Last simple MB V6/V8. Over-engineered. Cheap to maintain. 250k+ km."
Issues Comparison
OM612 1
▲ HIGH
Injector seal leak (Black Death)
M112/M113 3
● MODERATE
Air suspension / Airmatic failure (S/ML models)
○ MINOR
Spark plugs + ignition coils (V6/V8)
○ MINOR
Coolant system: thermostat + expansion tank