Technical data of the diesel injection and fuel system
ENGINE | |||
2.0 l | 2.2 l | 2.5 l | |
Idle speed at operating temperature > 60°C, rpm | 700 – 800 | 690 – 790 | 610 – 710 |
when starting a cold/warm engine < 30°C, rpm | 800 – 900 | 690 – 790 | 610 – 710 |
Start of pump feed oKW after TDC | 14±0,5 | 14±0,5 | 14±0,5 |
Hydraulic valve "On" rpm | 1250±50 | 1000 | 1000 |
"
Off" rpm | 2500±50 | 3500 | 3500 |
Coolant Gas Recirculation System "On" rpm | 1050±50 | 1000 | 1000 |
"
Off" rpm | 3200±50 | 3500 | 3500 |
Maximum engine speed, rpm | 5000 – 5300 | 5200 –5600 | 5200 –5600 |
Fuel pump volumetric flow after 30 sec, m³ | 1501) | 2502) | 2502) |
Fuel supply pressure at idle, bar | 0,3 | 0,1 | 0,3 |
at full load, bar | 0,5 | 0,3 | 0,5 |
Vacuum pump at coolant temperature below 20°C and after 30 sec. of idle operation, mbar | 700 | 700 | 700 |
Injector injection pressure (new injectors), bar | 115 – 125 | 115 – 125 | 115 – 125 |
Used injectors, bar | 100 | 100 | 100 |
1) at a starter shaft rotation speed of over 150 rpm
2) at idle speed
(Material borrowed from an online resource: «MercedesMan.ru»)