Diesel Engine Om 651 - Mercedes-Benz 212 Sedan E-Class Service Manual

Diesel engine OM 651

In the new model series 212 the new 4-cylinder diesel
engine 651 replaces the previously installed
OM 646 EVO of model series 211.
The OM 651 will be installed in the E 220 CDI model
on market launch and an uprated version in the
E 250 CDI.
The main technical features of the 4-cylinder diesel
engine 651 are:
• Common rail with an injection pressure of up to
2,000 bar
• 2-stage turbocharging
• Engine running characteristics optimized in terms
of noise and vibrations
• Compact engine design with rear recumbent gear
drive
• Compliance with the EU 5 emissions standard
OM 651 in models E 220 CDI and E 250 CDI
44
Introduction of the New E-Class, Model Series 212 Sedan
b
– This printout will not be recorded by the update service. Status: 01 / 2009 –
i Note
The following literature is available for diesel
engine 651:
• System Description:
CDI Diesel Direct Injection for OM 651
Order No. 6516 1363 02
• Introduction into Service Manual:
New Inline Engine Generation, 4-cylinder
OM 651
Order No. 6516 1364 02
P01.00-3121-00