Mercedes S-Class W-140

In 1991-1999 editions

Repair and enterprise of the car



Mercedes S-Class
+ Mercedes Benz cars of the class S (W-140)
+ Operation manual
- Routine maintenance
   Specifications
   Active system of the prevention to entrance term systematically THAT (ASSYST)
   Planned schedule of routine maintenance
   General information on vote
   Check of levels of liquids, control of a vytecheniye
   Check of a condition of tires and pressure in them, the name of tires and Disks of wheels, rotation of wheels
   Compensation of engine oil and fat filter
   Check of the brake system
   Check of system of fuel, compensation of the filter for fuel
   Check of a state and compensation of hoses of motor office, localization of a vytecheniye
   Check of a condition of ridge serpantinnogo belts of an incentive of auxiliary devices
   Check of functioning of the cooling system and frost resistance of the cooled liquid, compensation of liquid
   Check of a condition of system of the edition of the working gases
   Check of the ATF level, compensation of the AT filter
   visuale check of density of automatic transmission
   Check of a condition of the Aufhängung components and management
   Check of a condition of protective caps of power shafts
   Check of the air conditioning system
   Lubricants of limiters of doors and cylinders of locks
   visuale control of a seat belt and block of an inflatable safety cushion
   Check of operability of searchlights and klaksona
   Check of a state, regulation and compensation of brushes of screen wipers
   Check of a condition of the battery, its leaving and loading
   Compensation of salonnogo of the filter
   Compensation of brake fluid
   Check and compensation of spark plugs, check of a condition of high-voltage lines (petrol models)
+ motor
+ cooling systems, heating
+ systems of power supply and edition
+ electric equipment of the motor
+ gear shifting boxes
+ Awtomatitscheckaja transmission
+ connection
+ brake system
+ Aufhängung and management
+ body
+ electric onboard equipment



Planned schedule of routine maintenance

The offered recommendations assume independent execution of procedures of service of the car of his owner unlike works which are filled in service station of representative office of the enterprise Mercedes Benz. Though this planned schedule on the basis of recommendations of the production producer, intervals is formed between the majority of procedures, after opinion of the owner of the car, can, for example, which reduce check and compensation of Schmierens and it is necessary to make it is necessary liquids with intervals which guarantee the maximum term of motors or to incentives. Besides, if the owner of the car is interested to support it in a condition of the maximum readiness for the enterprise in case of possible repeated sale, many procedures can be filled more often. We only welcome a similar initiative.

Initial service and check of the new car has to be made in service station of representative office of the company for the purpose of execution of conditions of the guarantee certificate. Such check is gratuitously made.

Compensation of engine oil and the accompanying works (each 9000 km of the movement or once in a year)

Make compensation of engine oil and the fat filter, correct oil level, check levels of working liquids in a container of motor office.

List I: the procedure is filled if the movement from the date of execution of the last service forms after the list In smaller quantity 22 000 km.

List B: the procedure is filled if the movement from the date of execution of the last service forms after the list In bigger quantity 22 000 km.

Initial service is made after the list of watts

() brake system

Check serviceability of functioning of stojanotschnogo of a brake and reliability of carrying out its car on an arrangement.

Car interior

(And i) you Check serviceability of functioning of the following devices:
  • () You accept wheels and you check other thickness of overlays of friction of Bremsleistens.
  • () You estimate Bremsdisks condition.
  • () You make compensation / rotation of wheels (all 4 wheels have to be tiporasmera).
  • (B) Check you a condition of tires.
  • () You correct pressure of nakatschki of tires and you measure other depth of a tire.
  • Earth of the car

  • Check the elements located under the earth for a vytecheniye.
  • Check a state and correctness of transferring hydraulic and lines of fuel.
  • Check a condition of spherical support and sajlent blocks.
  • Estimate a step of sale of components of a tax incentive (ljufty).
  • Motor office

    The order of Aufmachens of a cowl of the engine access is described for the purpose of ensuring access in motor office in office in podkapotnoje the room of the head the operation manual

  • () You check the elements located in motor office for existence of signs of a vytecheniye.
  • () You check a state and correctness of transferring hydraulic and lines of fuel.
  • (And i) you make compensation of engine oil and the fat filter.
  • Check levels of all working liquids:


  • () cooling systems;
  • () brake system;
  • () Stekloomywatelej;
  • () systems of hydro-strengthening of a steering wheel;
  • () regulations of hardness of mufflers;
  • () You check a condition of priwodnych of belts;
  • () You grease drosselnoj saslonki incentive elements, check serviceability of functioning of an incentive;
  • () You replace pylesaschtschitnyj the filter (without coal element);
  • (And i) you Check work of a latch of the lock of a cowl of the engine.
  • () body

    Check lamps of searchlights (except xenon) for compliance the necessary power.

    Check correctness of regulation of optical axes of searchlights, make the corresponding correction as a last resort.

    Replace working elements of brushes of screen wipers (inclusive cleaners of searchlights).

    Luggage compartment

  • () You check the elektrolita level in batareje.
  • () You check pressure of nakatschki of the tire of a spare wheel.
  • Additional works

    Each 2 years

    Replace brake fluid. Check a condition of lakokrassotschnogo of providing which bear chassis components, and basic elements of a body.

    Each 3 years

    Replace the cooled liquid. You clean and grease the judging trenches and sledge of a cover of the top hatch.

    Each 48 000 km (4 years)

    Check a condition elastically of wave muft kardannogo.

    Each 96 000 km (4 years)

    Replace the filter for fuel, a filter element for purification of air of the motor. Replace spark plugs.

    Each 72 000 km (2 years)

    Replace the filter of cleaning of air of salon, the preliminary coal filter.

    Each 120 000 km (4 years)

    Replace the coal filter.

    Pay attention to care at execution of works in motor office, wear of the fan of the cooling system can occur within about 30 more seconds after a motor exception!

    In electronic system of ignition, very high effort is made! Are attentive, pay attention to all necessary precautionary measures at service of any components of system, not only also other attached diagnostic equipment reception is essential (which module of ignition, a roll of a film and the WW line), but also and and accompanying, such as plugs of candles, speedometer. Special attention it is necessary to pay at the working motor attention manually during its start, at the made ignition (keys in situation 2) and at proworatschiwanii of a bent shaft. People with the replaced warm-hearted innovator to be allowed to service of components of system of ignition should not go!

    The description of the Aufmachens procedure of a cowl of the engine access is given in office in podkapotnoje the room of the head the operation manual