Mercedes Benz C-Class (W204) 2007 - 2014 Training Manual: OM642 Features

Mercedes Benz C-Class (W204) 2007 - 2014 Training Manual / Engine / OM642 Features

Mercedes Benz C-Class. OM642 Features

Technical features:

V6 engine with 72º cylinder angle
Aluminum crankcase with cast iron cylinder barrels
4-valve technology with two camshafts per cylinder bank
Balance shaft (to compensate for free inertial forces)
Crankcase ventilation with centrifugal oil separator
Engine control unit with CAN gateway function
CDI 6 common rail direct injection (Bosch)
Max. injection pressure 1600 bar
Piezo fuel injectors
Maximum peak pressure in the combustion chamber up to 175 bar
VTG turbocharger with electrical actuator motor (variable turbine geometry) stage 2
Charge air cooling
Intake air throttling via the throttle valve actuator (exhaust gas recirculation & diesel particulate filter regeneration)
Intake port shutoff (EKAS) with electrical actuator motor
Exhaust gas recirculation with electrical actuator motor
Diesel particulate filter
Instant Start System
Oil level switch and oil temperature sensor
Certification in accordance with EURO 4

OM646 EVO Features

General Information on the Fuel System

See More:

Mercedes-Benz C-Class (W205) 2015 - 2021 Owners Manual > Operating fluids: Coolant
Notes on coolant Observe the notes on operating fluids. WARNING ‑ Risk of fire and injury from antifreeze If antifreeze comes into contact with hot component parts in the engine compartment, it may ignite. Allow the engine to cool down before adding antifreeze. Make sure that no antifreeze spills ...