Mercedes-Benz C-Class Manuals

Mercedes Benz C-Class (W204) Training Manual: 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

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    Mercedes-Benz C-Class Owners Manual

    Mercedes Benz C-Class (W204) Training Manual

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