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
- Routine maintenance
   Active system of the prevention of term of approach planned THAT (ASSYST)
   Schedule of routine maintenance
   General information on control
   Check of levels of liquids, control of leaks
   Check of a condition of tires and pressure in them, designation of tires and disks of wheels, rotation of wheels
   Replacement of impellent oil and oil filter
   Check of brake system
   Check of fuel system, replacement of the fuel filter
   Check of a condition and replacement of hoses of an impellent compartment, localization of leaks
   Check of a condition of ridge belts of a streaming drive of auxiliary units
   Check of functioning of system of cooling and frost resistance of cooling liquid, liquid replacement
   Check of a condition of system of production of the fulfilled gases
   Check of level of ATF, AT filter replacement
   Visual check of tightness of automatic transmission
   Check of a condition of components of a suspension bracket and steering
   Check of a condition of protective covers of power shafts
   Check of central air of air
   Greasing of limiters of doors and cylinders of locks
   Visual control of a seat belt and safety cushion block
   Check of operability of headlights and horn
   Condition check, adjustment and replacement of brushes of screen wipers
   Check of a condition of the battery, care of it and charging
   Replacement of the salonny filter
   Replacement of brake liquid
   Check and replacement of spark plugs, check of a condition of high-voltage wires (petrol models)
+ 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


Active system of the prevention of term of approach planned THAT (ASSYST)

Indicator of term of approach of planned servicing (THAT)

The indicator of term of approach planned informs THAT on OPTIMUM term of carrying out maintenance and its indication are not connected in any way with level of impellent oil.

If the storage battery is disconnected, time of parking of the car does not join in counting of term of approach planned THAT, - for preservation of periodicity of carrying out procedures of routine maintenance this period of time should be considered.

Information on terms of approach planned THAT is deduced in the field of indications of the odometer of the speedometer of the digital display built in in the dial

1 — the Button of switching of the display in an odometer mode

Approximately in one month before term next THAT at the included ignition in the field of indications of the odometer of the digital display of a speedometer is deduced value of size of the remained run, or time (in days) till performance of procedures of the next service (see an illustration 2.2).

Thus, the indication 1000 means that planned THAT should be passed through 1000 km, and 10 - in 10 days. The output format of data is defined by car service conditions.

Display switching in a mode of the odometer occurs automatically in 10 seconds, or by pressing the button (1).

At delay of term of carrying out THAT the indicator starts to work in a flashing mode, besides, ahead of figures the minus sign is highlighted.

Possibility of a conclusion of service indications manually for what it is necessary to activate previously a combination of devices is provided also, and then twice within 1 second to press the button (1). Display switching in an odometer mode occurs as before automatically in 10 seconds, or by pressing the same button.

Indication of term of approach planned THAT is automatically switched off through 10 with or dies away by button (1) pressing.
Dumping of the indicator is made at Mercedes-Benz car repair shop where planned THAT was carried out.

In case of need dumping of the indicator can be made by own strengths of the owner of the car: Turn a key in the ignition lock in situation 2 and at once twice within 1 second press the button (1).

The last indication of term of approach planned THAT is displayed in the counter of the general passable way.

Key in the lock of a shaft of a steering wheel turn in situation 0 approximately within 10 seconds.

Press the button (1) and hold the pressed. A key in the lock of a shaft of a steering wheel turn in situation 2. The button (1) continue to hold pressed, on the screen of the display there will be highlighted an indication of old term of the previous service, then, approximately in 10 seconds after a sound signal term next THAT will be deduced, - release the button (1).

At casual dumping of indication of term of approach planned THAT function can be again activated on HUNDRED Mercedes-Benzs.

The size of the run remaining before performance next THAT is defined by a manner of driving and lies in limits from 15000 to 22500 km (365 ÷ 730 days). An economic manner of driving at average turns of the engine and refusal of trips on short distances promote its increase.

The schedule of routine maintenance of the car is presented in the Section the Schedule of routine maintenance.