Mercedes S-Class W-140

1991-1999 of release

Repair and operation of the car



Mercedes S-Class
+ Mercedes-Benz cars of the class S (W-140)
+ Operation manual
+ Routine maintenance
+ Engine
+ Cooling systems, heating
+ Power supply system and release
+ Engine electric equipment
+ Gear shifting box
+ Automatic transmission
+ Coupling
- Brake system
   Specifications
   Arrangement of components of the ASR/ETS traction control system
   Arrangement of components of the amplifier of emergency brake application (BAS)
   Arrangement of components of the ESP system
   Dismantling and assembly of the "Tandem" main brake cylinder (MBC) (model 140.028/032/033/135)
   Removal, installation and check of serviceability of functioning of the servo-driver of the vacuum amplifier of brakes
   Removal and installation of a brake support
   Check of thickness of a brake disk and overlays of brake shoes
   Removal and installation of blocks of the parking brake
   Removal and installation of a forward cable of the drive of the parking brake
   Adjustment of the parking brake
   Wheel ABS sensors - installation details
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment






Arrangement of components of the amplifier of emergency brake application (BAS)

Scheme of an arrangement of the BAS components

Scheme of an arrangement of components of the amplifier of emergency brake application of BAS

1 — the Main brake cylinder
2 — the Vacuum branch pipe
A1e17 — the Lamp of display of faults of ABS
A1e39 — the Alarm lamp of EA
A1e47 — the Lamp of display of faults of BAS/ESP
A1e48 — the Lamp of display of faults of BAS/ASR
A1e49 — the Lamp of display of faults of BAS/ETS

A7/7 — the Vacuum amplifier
A7/7Y — the Sensor of movement of a diaphragm of BAS
A7/7s1 — the Switch of the amplifier of emergency brake application of BAS
A7/7u1 — the Electromagnetic BAS valve
N48 — the Control unit of the amplifier of emergency brake application of BAS
Y61 — the Valve of switching of the main brake cylinder