OM648 vs M112/M113
Side-by-side reliability comparison
Higher reliability score
M112/M113
BEST
92/100
+2 points over OM648
0
/ 100
BEST
OM648
Mercedes-Benz
0
/ 100
BEST
M112/M113
Mercedes-Benz
Specifications
OM648
M112/M113
Brand
Mercedes-Benz
Mercedes-Benz
Verdict
BEST
BEST
Reliability
90
92
Years
2002--2006
1997--2006
Displacement
3222 cc
3199 cc
Layout
I6
V6
Type
Diesel
Petrol Na
Power
204 hp
218--306 hp
Known Issues
2
3
Total Risk Cost
€450--€1,100
€950--€2,850
Character
OM648
"Modern OM606 successor. Excellent highway cruiser. Strong torque."
M112/M113
"Last simple MB V6/V8. Over-engineered. Cheap to maintain. 250k+ km."
Issues Comparison
OM648 2
● MODERATE
EGR valve fouling (city use)
○ MINOR
Glow plugs + injector seals
M112/M113 3
● MODERATE
Air suspension / Airmatic failure (S/ML models)
○ MINOR
Spark plugs + ignition coils (V6/V8)
○ MINOR
Coolant system: thermostat + expansion tank