Audi S4

since 2000 release

Repair and operation of the car

Audi S4
+ Introduction
+ Governing bodies and methods of safe operation
- Current leaving and service
   Maintenance approach term indicator
   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 and replacement of wheels
   Replacement of motive oil and oil filter
   Checks of the brake system. Adjustment of the parking brake
   Check of fuel system
   Check of a state and replacement of hoses of a motive compartment, localization of leaks
   Check of a condition of ridge belts of the streaming drive of auxiliary units
   Check of functioning of the cooling system and frost resistance of cooling liquid
   Check of a condition of system of production of the fulfilled gases
   Check of level of oil of automatic transmission
   Visual control of a box of gear shifting and the main transfer on leaks, check of level and addition of oil
   Check of a state component of a suspension bracket and steering
   Check of a condition of protective covers of power shafts
   Check of level of liquid of system of hydrostrengthening of a wheel
   Check of the air conditioning system
   Lubricant of limiters of doors, cylinders of locks, hook of a cowl, movable panel of the hatch of a roof
   Visual control of a seat belt and block of a safety cushion
   Check of operability of headlights and horn
   Check of a state, adjustment and replacement of brushes of screen wipers
   Check of a condition of the battery, care of it and charging
   Replacement of the battery of emergency supply of the Telematik system
   Replacement of an element of the filter of air of salon / coal filter of purification of air
   Replacement of brake fluid
   Check and replacement of spark plugs. Check of a condition of high-voltage wires
   Replacement of an element of the air filter of the engine
   Replacement of the fuel filter
   Check of a state and tension of a gear belt
+ Engine
+ Cooling systems, heating and air conditioner
+ Power supply systems, release and decrease in toxicity of the fulfilled gases
+ Systems of electric equipment of the engine
+ Manual box of gear shifting
+ Automatic transmission
+ Coupling, power shafts and differential
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment


Check of a state component of a suspension bracket and steering

The worn-out or damaged components of a suspension bracket and the steering drive can serve as the reason of excessive and dangerous wear of tires, deteriorations in running characteristics and controllability the car and to increase in fuel consumption. Apply for more detailed information to the Head Podvesk and steering.

Check of a rack shock-absorber


  1. The car and reliably establish to Poddomkratta it on support.
  2. Examine depreciation racks on existence of signs of damages and leak of gas.
  3. Check reliability of installation and integrity of racks. Check the top support of racks for existence of damages and signs of wear. In case of detection of those replace racks.

Check of a condition of system of steering and suspension bracket


  1. Remove the lower cover of a motive compartment.
  2. Examine components of system of steering on existence of damages and deformations. Look for signs of leak of liquid, the damaged laying, protective covers and nipple connections.
  3. Clear the lower end of a rotary fist. Ask the assistant to take bottom edge of a wheel and to shake it, and at this time watch the movement of the spherical support connecting a rotary fist to the lever. Examine protective covers of spherical support on existence of gaps. If you find a side play or the torn or proceeding protective covers, the spherical support (support) should be replaced.
  1. Take each of forward wheels for forward and back edges and try to turn it a first line inside, and back outside to check existence of a side play in the steering drive. If the side play is found, check whether fastenings of the steering mechanism and hinges of steering drafts weakened. If fastenings weakened, tighten them. If steering drafts weakened, then worn-out hinges can be the cause (check at first reliability of tightening of nuts). Additional information on system of steering and a suspension bracket can be found in the Head Podvesk and steering.

Check of a side play of steering


  1. Establish a steering wheel in average situation.
  2. Move a steering wheel here and there, watching at the same time forward wheels. The maximum side play of a steering wheel - 15 mm.
  3. At a bigger side play of a steering wheel it is necessary to check drafts of steering, the steering mechanism and a side play of bearings of a forward suspension bracket.
  4. Strongly move a hand steering drafts at the left and on the right. The Sharovy hinge should not have a side play, otherwise replace hinges or steering drafts.

Check of tips of steering drafts, spherical support and covers of the steering mechanism


  1. Light with a lamp boots of spherical support at the left and on the right and check for existence of damages.
  1. Light with a lamp a boot (shooter) of a tip of steering draft at the left and on the right and check for existence of damages.
  1. In the presence of damages of boots for reasons of safety it is necessary to replace the corresponding hinge with a boot. Pollution destroy the hinge.
  2. Strongly move steering drafts a hand in different directions. The hinge should not have side plays. Otherwise it is necessary to replace a tip of steering draft.
  3. Check reliability of an inhaling of lock-nuts of tips of steering drafts and a nut of fastening of a finger of the hinge, without rotating it. The moment of an inhaling is given in Specifications.
  1. Check protective covers (1) of the steering mechanism, if necessary replace with new.
  1. Ask the assistant to turn a steering wheel to the right and to the left against the stop and check covers in the stretched state for tightness.
  2. In the presence of damages immediately replace covers with new. The got dirt destroys the steering mechanism.
  3. Check reliability of fastening of external and internal tightening collars.
  4. Establish into place the lower cover of a motive compartment.
  5. Lower the car on wheels.