Mercedes S-Class W-140

1991-1999 of release

Repair and car operation



Mercedes S-Class
+ Mercedes-Benz Cars of a class S (W-140)
- Operation manual
   Specifications
   + Access, protection
   - Elements of systems of safety
      Instructions for use means of passive safety of the driver and passengers
      Adjustment of seats
      Adjustment of provision of a steering wheel
      System of additional safety (SRS)
      Danger of poisoning with carbon monooxide (WITH)
   + car Equipment, arrangement of devices and governing bodies
   + Comfort
   + Receptions of operation and auxiliary systems
+ Routine maintenance
+ Engine
+ Systems of cooling, heating
+ Power supply system and release
+ engine Electric equipment
+ gear shifting Box
+ Avtomaticheckaya transmission
+ Coupling
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment



56822268



Adjustment of seats

Forward seats

General information

The seat should be established in the situation, providing to the driver the maximum comfort at management of pedals, a steering wheel and switches on the dashboard. Besides, should be provided the good review through a windscreen and reliability of fixing of a body of the driver with a seat belt.

In a back part of the central console the adjustable folding armrest of forward seats, or an armrest combined with a cover of a console ware box is equipped.

Adjustment of seats should be made prior to the beginning of movement.

Application of any additional pillows and the other subjects enclosed on a pillow or a back of a seat is not allowed.

Remember that the excessive inclination of a back of a seat in an essential measure reduces efficiency of functioning of a seat belt!

Mechanical drive of adjustment of seats

Elements of a mechanical drive of adjustment of provision of a forward seat

1 — the Lever of adjustment of provision of a seat in the longitudinal direction
2 — the Lever of adjustment of height of provision of a seat in the vertical direction
3 — the Handle of adjustment of an inclination (the extended situation) / depths of a deflection (the cleaned situation) seat pillows


Elements of a mechanical drive of adjustment of provision of a forward seat

4 — the Handle of adjustment of an inclination of a back of a seat (the cleaned situation) / the provision of a head restraint (the extended situation)

Elements of a mechanical drive of management are located the provision of a seat in front under a pillow (the lever of adjustment of provision of a seat in the longitudinal direction) and from the outer side of a pillow/back (adjustment of a pillow, a back and a head restraint). The description of procedures of removal and installation of forward head restraints is provided in the Section Governing bodies and the salon equipment.

Pull on itself located in front under a seat polushka a control lever (1) and shift seat assembly in demanded situation. Having finished adjustment, release the lever and make sure of reliability of fixing of a seat, its feats forward-back at the released lever.

Adjustment of provision of a seat in the vertical plane is made by means of the lever (2). Lift the lever up or wring out it down, - the seat will be displaced on one fixed situation in the corresponding direction.
The choice of a tilt angle of a pillow is carried out by rotation extended outside of the handle (3) located from outer lateral face of a seat. Rotation wrung out in the handle regulates depth of a deflection of a pillow.

The inclination of a back is regulated by means of wrung out in the rotary handle (4) which has been built in in an external lateral wall of a back. Having extended the same handle outside it is possible to make adjustment of an inclination of a head restraint.

The adjustable central armrest of forward seats has five fixed provisions

1 — the Armrest is completely lowered
2 — the Armrest occupies one of three intermediate provisions
3 — the Armrest is completely lifted


At the corresponding complete set the provision of the central armrest of forward seats can be adjusted also. The armrest has five fixed provisions.

Alternatively instead of an adjustable armrest the folding armrest cover of a console ware box (can be established see. Section Governing bodies and salon equipment)

Electric drive of adjustment of seats

The design of the electric drive allows to make flexible adjustments to six parameters of a seat, - use the corresponding section of the switch

A — Adjustment of provision of a seat in the longitudinal and vertical directions
B — Adjustment of a tilt angle of assembly of a seat
C — Adjustment of depth of a deflection of a seat
D — Adjustment of an inclination of a back of a seat
E — Adjustment of height of a head restraint (the inclination of a head restraint is established manually)


Switches of adjustment of provision of forward seats are located on the corresponding doors of the car. Functioning of the electric drive possibly only in positions 1 and 2 of the lock of ignition, and also in situation 0 at open any of forward doors.

The design of the electric drive allows to make flexible adjustments to six parameters of a seat.

The additional door switch serves for adjustment of a lumbar emphasis of a back of a seat/choice of a configuration of a multicircuit back.

Door regulator of provision of a lumbar emphasis (has 6 fixed provisions (0 ÷ 5)


Regulator of a multicircuit back

1 — Adjustment of a deflection of the bottom section of a back
2 — Adjustment of a deflection of average section of a back
3 — Adjustment of a deflection of the top section of a back
4 — Six-item (0 ÷ 5) a deflection regulator
5 — the Keyboard switch of a drive of adjustment of a lateral emphasis


Besides, entering possibility to three chosen sets of parameters in memory of the onboard processor with the subsequent its call is provided.

Entering buttons in a memory/call of parameters of adjustment of seats

F — the Button of the appeal to memory for record
G — Buttons of a record/call of the chosen parameters


For entering of settings of a seat in memory of the processor it is necessary to press the button of memory (F), then, with a delay no more than 3 seconds, - any of three action buttons (G).

In parallel with parameters of seats in memory of the processor parameters of the unit of a steering column and rear-view mirrors are brought. The call brought in memory of the processor of parameters is made by keeping pressed corresponding of action buttons.

Before a call of adjusting parameters after a seat raskladyvaniye previously bring its back into vertical situation.


The combined switch of adjustment of provision of a back seat / a passenger forward seat from a back part of salon

1 — the Selector switch of a choice of a seat subject to a reguliovka
2 — Adjustment of provision of assembly of a seat in the longitudinal direction
3 — Adjustment of an inclination of a back of a seat
4 — Adjustment of height of provision of a head restraint


On some models possibility of adjustment of provision of a passenger forward seat from a back part of salon is in addition provided, - the corresponding combined switch is located on the right back door.

Back seats

Many-placed back seat

The description of procedures of removal and installation of a pillow of a back seat is provided in the Section Governing bodies and the salon equipment.

Functioning of the electric drive possibly only in positions 1 and 2 of the lock of ignition, and also in situation 0 at open any of forward doors.


The design of the electric drive of a many-placed back seat allows to make only adjustment of an inclination of a back. Switches of management are located functioning of the electric drive on back doors of the car.

In the central part of a many-placed back seat the folding armrest is provided.

If under an armrest the ware box is equipped, do not forget to close up before an armrest otkidyvaniye a cover of the last.

Separate back seats

Switch of adjustment of provision of a back and pillow of a separate back seat

1 — Adjustment of an inclination of a back
2 — Adjustment of an inclination of a pillow


On models with separate back seats possibility of adjustment of an inclination of a pillow of a seat is in addition provided.

Adjustment of head restraints of back seats from a driver's place

The otpuskaniye button clamps/switch of management is located with functioning of the electric drive of back head restraints on forward section of the central console of the car (see. Section Governing bodies and salon equipment).