Mercedes M-Class W163

since 1997 release

Repair and operation of the car

Mercedes W163
+ Mercedes-Benz cars of a class M (W163)
+ Governing bodies and methods of safe operation
+ Current leaving and service
+ Engine
+ Cooling systems, heating and air conditioner
+ A power supply system and production of the fulfilled gases
+ Systems of electric equipment of the engine
+ Manual box of gear shifting
+ Automatic transmission
+ Transmission line
- Brake and auxiliary systems
   General information and security measures
   Check of the brake system on leaks
   Check of serviceability of functioning of the vacuum amplifier of brakes
   Check of retaining valve
   Removal and installation of the main brake cylinder
   Removal and installation of the vacuum amplifier of brakes and sensor of the course of a diaphragm of BAS
   Removal and installation of the ETS/ESP hydromodulator
   Removal and installation of the hydraulic lines laid between GTTs and the ETS/ESP hydromodulator
   Assessment of degree of wear and replacement of brake shoes
   Replacement of brake hoses
   Removal and installation of a support
   Removal and installation of a brake disk
   Replacement of boots of the parking brake
   Pumping of the brake system
   Removal and installation of pedal knot and sensor switch of stoplights
   Removal and installation of a pedal of raising of the parking brake
   Removal and installation of hummock assembly of the drive of the parking brake
   Adjustment of the drive of the parking brake
   Removal and installation of wheel ABS/ETS/ESP sensors
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment

Check of the brake system on leaks

Check is made by means of the special tester (051) connected to the gate of pumping of a brake support.

Check of a brake contour on existence of leaks

051 — the Tester

080 — the Collar for squeezing of a pedal

High-pressure check


  1. Start the engine on moderate turns, then, a sharp otpuskaniye of the accelerator pedal create deep depression in the inlet pipeline.
  2. By means of a special collar (080) squeeze out against the stop a pedal of a foot brake. Losses of pressure in the next 5 minutes have to make no more than 5%, - consider on a tester (050).

Low pressure check


  1. Kill the engine and several pressing a pedal of a foot brake completely dump depression.
  2. By means of a collar (080) squeeze out a pedal so that the tester (050) registered pressure approximately in 3 bars, - pressure has to keep within not less than 2 minutes.
  3. In conclusion pump over the brake system (see the Section Pumping of the Brake System).