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
      Uniform lock
      Doors
      Access to a luggage compartment
      Access to a jellied mouth of a fuel tank
      Access to podkapotny space
      Access to the main ware box and office for points (at the corresponding complete set)
      Anticreeping system
   + Elements of systems of safety
   + 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


Access, protection

Uniform lock General information, DU panel, special functions

The DU main panel of the uniform lock with a harmonious key (2 pieces)

1 — Buttons of remote control
2 — the Button of release of a harmonious key
3 — the Radiator of infra-red radiation
4 — the Control light-emitting diode of elements of a food


The DU spare panel is equipped with a sliding key

1 — Buttons of remote control
2 — the Sliding key



All models considered in the real Management are standardly equipped with the uniform lock with remote control.

Upon car purchase two main remote controls (DU), equipped with harmonious keys and one spare panel with a sliding key are represented to the owner. The key a part of the DU panel approaches to all locks used on the car.

The remote control (DU) allows to make activation of locks / the alarm system from distance to 10 meters (depending on district conditions).

At loss of the DU panel it is necessary to make code conversion of the uniform lock in the conditions of Mercedes-Benz car repair shop, - in the same place it is possible to order the spare panel.

Refusals of operation of the DU panel can be caused by the following reasons:

   a) The key is in the ignition lock;
   b) Level of a charge of an element of a food of the panel fell;
   c) The distance between the panel and the car exceeds 10 meters;
   d) Synchronization of system of the uniform lock is broken.

In the handling of DU panels observe the following precautionary measures:

   a) Do not allow hit on the moisture DU panel!
   b) Do not drop and do not shake the DU panel!
   c) Do not allow long impact on the DU panel of direct sunlight and its heating from above 60°С!


Possibility of management by functioning of activators of locks by means of built in forward section of the central console of the keyboard switch (is provided also see. Car equipment, arrangement of devices and governing bodies).

Automatic simultaneous locking of all doors of the car occurs at achievement by speed of movement of the car of some certain value, - unlocking of any of car doors from within will lead to unlocking of the other.

If unlocking of doors after operation of locks during movement is made from the switch of the uniform lock on the central console, locks remain open and after a repeated troganiye of the car.

Automatic locking of doors occurs at rotation of the left forward wheel when a key in the lock of ignition will turn in situation 2 that it is necessary to consider not to remain outside when pushing the got stuck car!


Switching off of function of automatic locking of doors during movement can be made by a way approximately 5-second keeping of the pressed lower part of a key of the console switch of the uniform lock (see. The car equipment, an arrangement of devices and governing bodies) at the ignition key turned in situation 2.

Founders of the uniform lock provided function of automatic unlocking of door locks at emergency collision with excess of the set level of overloads.

Instructions for use panel DU/keys

Management of functioning of activators of locks

The DU panel allows to make simultaneous unlocking/locking of locks of all doors, covers of a luggage compartment and a hatch cover.

The design of the DU panel allows to make inclusion/switching off of function of opening of a driver's door. For function activation at the same time press buttons and and hold them pressed during about 5 seconds, - the control light-emitting diode should blink twice in confirmation of function inclusion. Deactivation of function is made in a similar manner.

At the switched-off function of unlocking of a driver's door the single nazhimaniye on the button leads to operation on unlocking of activators of locks of all doors, covers of a luggage compartment and a cover of the hatch of a jellied mouth of the fuel tank, being accompanied a single blinking of indexes of turns.

Locking of locks is made by single pressing the button and accompanied by triple operation of indexes of turns.

If after locking from the DU panel any of doors of the car it will be open from within, other locks remain locked.


At the included function of unlocking driver's the single pressing the button leads to unlocking of a driver's door and a cover of the hatch of a jellied mouth of a fuel tank. The double pressing of the button makes unlocking of all doors, covers of a luggage compartment and a cover of the hatch of a jellied mouth of a fuel tank with a simultaneous single blinking of indexes of turn.

If after unlocking of locks any of doors of the car is not open, approximately in 40 seconds there will be their automatic locking.

By means of the button unlocking in an individual order of a cover of a luggage compartment can be made, - the control light-emitting diode which has been built in the switch of a remote otpuskaniye of a latch of the lock of a cover (should light up see. Car equipment, arrangement of devices and governing bodies).

After a latch otpuskaniye the cover of a luggage compartment leans back up in view of what it is necessary to track that there was the corresponding free space!

Zaryvaniye of door glasses and cover of the top hatch

Management of a drive of glasses and a cover of the hatch probably only from the DU main panels.


The design of the DU panel allows to make closing left opened door glasses and a cover of the top hatch.

Direct the panel a radiator on the handle of one of forward doors of the car and press the panel button. After keeping of the button pressed within about 2 seconds the drive lowered glasses/cover of the open hatch is activated.

Range of operation of the panel in this mode for safety reasons much less than standard 10 m.

In case of danger of a jamming glass or a cover of the hatch of hands of the passengers who have remained in the car immediately release the panel button, in case of need for lowering of glass/opening of the hatch press the button, - process of opening will begin only if the corresponding element was not completely open.

Control of level of a charge of elements of a food

Control of a condition of elements of a food is made by pressing any of buttons and the DU panel and its keeping pressed during more than 1 second, - short-term activation of the light-emitting diode built in the panel confirms serviceability of a condition of batteries. If the light-emitting diode does not light up, it is necessary to make replacement of elements of a food of the panel immediately.

Replacement of elements of a food of the DU panel

Replaceable elements of a food for DU panels always can be got at Mercedes-Benz car repair shops.

Main panel

For replacement of elements of a food of the DU main panel open the key built in it, then wring out up an access cover on the back panel.

Establish replaceable elements of a food by a positive pole up, then strongly latch a cover and clean a key.

Spare panel

Wring out aside an access cover from the back party of the panel. Take served elements of a food and establish on their place the replaceable.

Synchronization of the uniform lock

At refusal of operation of activators of locks from the DU panel it is necessary to make system synchronization. Direct the panel on the car and twice quickly press any of buttons and. Within the next 30 seconds insert a key into the lock of ignition and turn it in situation 2.