Diesel engine lubrication system Mercedes E-Class (W210)

Lubrication system — general description
Fig. 4.31. Lubrication system: 1 – hydraulic tappets, 2 – oil channels for supplying oil to the valve mechanism, 3 – main oil channel from the engine block to the...

Oil pump
The oil pump is located in the engine crankcase. The power of the gear pump varies depending on the engine characteristics. The oil pump is equipped with a pressure...

Oil pressure
For reliable engine operation, the oil pressure must be adequate. If the oil is too cold and too viscous, too much pressure may occur. In this case, the pressure relief...

Motor oil
Modern high-performance engines impose special requirements on motor oils. The oil should not evaporate, and the oil film should not break at high temperatures of the...

Automatic oil level control
Fig. 4.33. Built-in oil sensor: 1 – oil level sensor; 2 – float with magnet; 3 – connector; 4 – engine crankcase; 5 – control hole with bimetallic plate The oil level...

Checking the operation of the oil level sensor
Sequence of works The oil level indicator light comes on when the oil level is normal and the engine is running: 1. Remove the oil level sensor connector. 2. Use an...

Checking the condition of the engine oil
Check the oil level after every second fill-up with gasoline. On an old engine with increased oil consumption, it makes sense to check the oil level at every fill-up...

Oil and oil filter change
When changing the oil, you must change the oil filter. Install only the filter that matches your car's engine! Warning! Hot oil can cause burns. When unscrewing the...

Lubrication system filling volumes
Lubrication system filling volumes

Checking the tightness of the oil system
During operation, small oil stains may appear on the engine surface. Motor oil penetrates through the pores of the gaskets with large temperature fluctuations, but the...

Possible malfunctions of the lubrication system, their causes and methods of elimination
Possible malfunctions of the lubrication system, their causes and methods of elimination

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W210 (1996-2002)

W124 (1984-1995)