Mercedes C-Class

W203 since 2000 of release

Repair and operation of the car


Mercedes-Benz
+ Mercedes-Benz cars of class C (W-203)
+ Operation manual
+ Routine maintenance
+ Engine
+ Cooling system and heating
+ Power supply system and release
- Engine electric equipment
   + System of ignition and engine management
   + System of preheat of the diesel engine
   + Diagnostics of systems of electronic control and diagnostic equipment
   - Systems of a charge and start
      The rechargeable battery - the main data and acquisition of the new battery
      Check and charging of the rechargeable battery
      Replacement of the rechargeable battery
      Storage of the rechargeable battery
      System of charging - general information and security measures
      Check of system of charging
      Removal and installation of the generator
      Removal and installation of the regulator of tension. Replacement of brushes
      System of start of the engine - the general information and precautionary measures
      Removal and installation of a starter
      Removal and installation of the traction relay of a starter
      Check of system of start of the engine
+ Manual transmission
+ Automatic transmission
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment



Systems of a charge and start

General information

All cars considered in this manual have the electric system working with tension of 12 Century. Connection of weight passes through the negative plug of the battery. The battery is in a luggage carrier.

For start of the engine the starter is used. The switch of a starter is a component of the switch of ignition and at inclusion excites the traction relay installed on a starter.

The lamp of control of charging which is built in the dashboard indicates excellent job of electric equipment while the charge of the battery is normal.