Edio, do you own one??
When the oil pump fails, the turbo goes first then the cam seizes. I have not seen any huge problems other than the occaisional bent rod due to the carbon build up on the egr breaking loose and bending the #1 rod.

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Benzmac:
ASE CERTIFIED MASTER AUTO TECHNICIAN
LEAD TECHNICIAN FOR 14 BAY FACILITY
MERCEDES SPECIALIST 8 YRS
PARTNER IN MERCEDESSHOP.COM