OM611 vs M112/M113
Side-by-side reliability comparison
Higher reliability score
M112/M113
BEST
92/100
+20 points over OM611
0
/ 100
ACCEPTABLE
OM611
Mercedes-Benz
0
/ 100
BEST
M112/M113
Mercedes-Benz
Specifications
OM611
M112/M113
Brand
Mercedes-Benz
Mercedes-Benz
Verdict
ACCEPTABLE
BEST
Reliability
72
92
Years
1998--2006
1997--2006
Displacement
2148 cc
3199 cc
Layout
I4
V6
Type
Diesel
Petrol Na
Power
102--143 hp
218--306 hp
Known Issues
2
3
Total Risk Cost
€600--€1,600
€950--€2,850
Character
OM611
"W203/W210 C/E 200/220 CDI. Common rail diesel. Injector seal leak ('black death') if neglected. Turbo actuator failure. Inlet manifold swirl flaps. Fundamentally strong if maintained."
M112/M113
"Last simple MB V6/V8. Over-engineered. Cheap to maintain. 250k+ km."
Issues Comparison
OM611 2
▲ HIGH
Injector seal leak (Black Death)
● MODERATE
Turbo actuator failure
M112/M113 3
● MODERATE
Air suspension / Airmatic failure (S/ML models)
○ MINOR
Spark plugs + ignition coils (V6/V8)
○ MINOR
Coolant system: thermostat + expansion tank