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
   Specifications
   Replacement of blocks of a forward disk brake
   Removal and installation of a forward support
   Replacement of back brake shoes
   Removal and installation of a back support
   Removal and installation of a brake disk
   Check of a brake disk
   Dual main brake cylinder
   Replacement of brake shoes of the parking brake
   Removal and installation of a cable of the drive of the parking brake
   Removal and installation of the switch of a stoplight
   Removal of air from the brake system
   Removal and installation of a brake hose
   Check of the amplifier of a brake
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment


a45480c7





Specifications

 Separate characteristics are provided also in the text of the Head and in case of obligation of their performance are highlighted in bold type

General parameters

Design

Hydraulic, double-circuit with the vacuum amplifier. Electronic antistrange system (stability stabilization - ESP), the amplifier of emergency brake application (BAS) and system of anti-blocking of brakes (ABS)

Brake mechanisms

Disk

Brake disks

From composite material aluminum + steel

Ventilated

On forward wheels and back C32AMG models

Integral with perforation

On back wheels, except C32AMG

Parking brake

Pedal, with the hummock drive on back wheels

Sizes of brake disks of forward wheels, mm

Diameter/Thickness of new

    models to 163 h.p. (A compartment to 197 h.p.)
288/25
    models from 170 h.p.
300/28
    C32AMG models
345/32

Wear limit on thickness

    models to 163 h.p. (A compartment to 197 h.p.)
22.0
    models from 170 h.p.
25.4
    C32AMG models
27.4

Sizes of brake disks of back wheels, mm

Diameter/Thickness of new

    models to 163 h.p. (A compartment to 197 h.p.)
278/9
    models from 170 h.p.
290/10
    C32AMG models
300/22

Wear limit on thickness

    models to 163 h.p. (A compartment to 197 h.p.)
7.3
    models from 170 h.p.
8.3
    C32AMG models
19.0

Thickness of an overlay of a brake shoe of a forward wheel, mm

Admissible wear (without support plate)

2

Pressure in a hydraulic actuator depending on pressure upon a brake pedal with a pressure in the inlet pipeline, atm.

0.75-0.8

Pressure upon a pedal of a brake, N

Pressure in a hydraulic actuator, atm. ATE T52/4A 225 210 or Lucas LSC 115//ATET52/4A 255 225

100

35-45/35-47

150

53-63/57-69

200

71-81/78-92

250

87-98/95-05

Diameter of the vacuum amplifier, mm

(ATE T52/4A 255 225): 228.6/254

Strengthening coefficient

6.85

Efforts of tightening of threaded connections, Nanometer

The moments of an inhaling of fixture are given also in the text of the Head and on some illyustratsiyakh*.

* The moments of an inhaling highlighted in the text in bold type are subject to exact observance; the efforts which are not highlighted in bold type are given only approximately

Support forward to a bracket

25

Bracket to a nave of a forward wheel

115

Support back to a bracket

55