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
+ Manual transmission
+ Automatic transmission
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
- Onboard electric equipment
   Specifications
   Diagnostics of malfunctions of onboard electric equipment - the general information
   Check of the electric motor of a screen wiper
   Check of the warmed back glass
   Relay and safety locks
   Replacement of glow lamps of devices of external lighting
   Replacement of glow lamps of devices of internal lighting
   Removal and installation of the sensor of daylight
   Removal and installation of a headlight
   Removal and installation of a fog light
   Removal and installation of the lens of a fog light
   Removal and installation of a back lamp
   Replacement of the battery of a key of the ignition/remote control
   Removal and installation of the electric motor of screenwash
   Removal and installation of the electric motor of a cleaner of back glass
   Removal and installation of the tank of water and electric motor of the pump
   Removal and installation of the sensor of a rain
   Removal and installation of a sound signal
   Removal and installation of sensors of the parking
   Removal and installation of the sensor of temperature of external air
   Removal and installation of the control panel
   Removal and installation of the understeering switch
   Removal and installation of the switch of a forward plafond on a ceiling
   Removal and installation of group of switches to the left of the control panel
   Removal and installation of the switch of the central console
   Removal and installation of switches in the doorway
   Removal and installation of door switches of internal lighting
   Removal and installation of precautionary indexes of the assistant to the parking
   Removal and installation of the lighter
   Removal and installation of the radio receiver
   Removal and installation of a loudspeaker
   Digital tire of data of CAN
   The uniform lock - general information
   Installation of additional electric and electronic devices
   Appointment and arrangement of electric sockets
   + Schemes of electric equipment







Check of the warmed back glass

At inclusion of heating of back glass the field with visible lines of wires has to be freed from a covering or snow after a while.

 PERFORMANCE ORDER

1. With malfunctions check at first a safety lock in the block of safety locks.
2. If a safety lock as it should be, remove facing of back glass and check reliability of connection of the plug at glass at the left and on the right. If necessary clear of corrosion.
3. If heating still does not work, check the control unit of comfort electric equipment.
4. If conductors of a heater are torn, it is possible to use a usual conducting varnish for repair. For this purpose clear the damaged place a thinner or ethylene.
5. Paste over the damaged place on both sides of the gluing tape and put with a small brush a conducting varnish.
6. Dry paint at a temperature about +25 °C within 24 hours. For this purpose it is possible to apply also hot air. At a temperature of +150 °C paint dries within 30 min.

 Attention! Do not include heating of back glass before paint completely does not dry. Do not apply gasoline or other solvents to cleaning of the damaged elements.