DI Diesel Engines M57/M67 - Common Rail Sec. 5 P.1
Course contents/Background material
Lubrication system
Brief description
The lubrication system of the M57 corresponds to that of
the M47. Geometric adaptations and optimisation measures
have been implemented.
Requirements and Objectives
The lubrication system must meet the following requirements
and objectives:
• Requirements
- To lubricate sliding surfaces in the engine
-
To dissipate heat
- To absorb combustion residue of the fuel
- To seal off gap between cylinder and piston
• Objectives
- To lower oil consumption
- To increase engine performance
-
To minimise engine wear
© BMW AG, Service Training
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