Mercedes C-Class

W203 since 2000 of release

Repair and operation of the car

+ Mercedes-Benz cars of class C (W-203)
+ Operation manual
+ Routine maintenance
- Engine
   Check of a compression in engine cylinders
   Check of the engine by means of the vacuum gage
   Removal and installation of a cover of a motive compartment from the bottom
   + 4-cylinder petrol engines
   + 6-cylinder petrol engines
   - Diesel engines
      Removal and installation of the top cover of the engine
      Installation of the piston of the first cylinder in the provision of VMT
      Removal and installation of a cover of a head of cylinders
      Removal and installation of a head of cylinders
      Removal and installation of a forward cover
      Removal and installation of the top guide of a chain
      Replacement of chains of the GRM drive and installation of phases of gas distribution
      Removal and installation of camshafts
      Removal and installation of an intermediate asterisk
      Removal and installation of a natyazhitel of a chain
      Removal and installation of a maple belt
   + Engine lubrication system
+ Cooling system and heating
+ Power supply system and release
+ Engine electric equipment
+ Manual transmission
+ Automatic transmission
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment

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Removal and installation of a forward cover



1. Uncover a head of cylinders.
2. Turn out a natyazhitel of a chain.
3. Remove the toplivopodkachivayushchy pump.
4. Disconnect a forward cover.
5. Raise a stopper of the top guide. The top guide is not removed.
6. Remove a forward cover forward.



1. Clear the interfaced surfaces on a forward cover and an adjacent surface.

2. Put in the form of the roller 1.5 thick ± 0.5 mm sealant (1), as shown in an illustration. As sealant it is possible to apply Loctite-5900.

3. Establish a forward cover (2) and fix by its moment 14 Nanometers. At the same time fix also the holder of an electric wire of the valve of shutdown.

 Fix a cover within 10 min. after putting sealant. Do not smear sealant.

4. Install the pump of preliminary supply of fuel.
5. Establish a natyazhitel of a chain with a new sealing ring.
6. Establish a cover of a head of cylinders.