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 ASR/ETS traction control system

Scheme of an arrangement of components of the ASR/ETS traction control system

Scheme of an arrangement of components of the ASR/ETS traction control system

A1e17 — the Lamp of display of faults of ABS
B24/2 — the Sensor of cross acceleration (140.04/05/06/07)
K20/1 — the pump Relay
A7/3 — the Hydraulic ASR/ETS block
L6/1, L6/2 — the Left and right RPM meters of forward wheels
L6/3, L6/4 — the Left and right RPM meters of back wheels
N16/1 — the Main unit of management
S9/1 — the Switch of stoplights
X11/4 — the Diagnostic socket
Y61 — the Valve of switching of the main brake cylinder

Only on models with ASR:

A1e21 — the Alarm lamp of ASR
A1e22 — the Lamp of display of faults of ASR (model with BAS)
A1e48 — the Lamp of display of faults of BAS/ASR
N47-1 — the ASR/SPS Control unit
S76/5 — the ASR Switch.
Only on models with ETS:

A1e35 — the Lamp of display of faults of ETS
A1e36 — the Alarm lamp of ETS
N47-2 — the ETS/SPS Control unit