Audi A4

since 1994 release

Repair and operation of the car

A4 Audi
+ Running gear
+ Regular servicing
+ Engines
+ Turbo-supercharging
+ System of an exhaust
+ Cooling system
+ Fuel tank and fuel pump
+ Air filter and channels of absorption
+ System of injection
+ Coupling
+ Transmission and main transfer
+ Suspension bracket of wheels and steering
+ Brakes
+ Wheels and tires
+ Electrotechnical equipment
+ System of ignition
+ Lighting
+ Alarm equipment
+ Tools and devices
+ Heating and ventilation
- Body details
   Front bumper
   Damages to result of accidents
   Frontal part of the car
   Lateral levels
   Dismantling of doors
   Mirror of the external review
   Trunk lid
   Rear bumper
   Sliding/removable roof
   Check of a corrosion-resistant coating of the bottom
   Clearing of openings for a water drain
+ Salon
Search of malfunctions
Technical characteristics

Check of a corrosion-resistant coating of the bottom

The protective layer needs to be checked for the bottom of the car carefully and if it is necessary, to renew. It can be done if have reliable possibility of raising of Audi (the elevator, a ramp).


  1. Carefully wash out the bottom.
  2. Examine all bottom with a bright lamp regarding existence of damages.
  3. Clear the damaged places in a protective layer the pallet, a shaber and a wire brush to pure metal.
  4. Whenever possible to a soshlifuyta a rust raid to pure metal.
  5. Grease the cleared sites with paint on the basis of zinc dust as an anticorrosive primer.
  6. Equal or larger surfaces are processed by the material capable to be smeared.
  7. In remote gaps and in corners it is better to use anticorrosive spray.

     Important: renew a bituminous corrosion-resistant coating of the bottom of the car only bituminous material, eliminate defects of a synthetic corrosion-resistant coating in wheel niches only with polyvinyl chloride anticorrosive material.

 Council: For renewal of a corrosion-resistant coating it is possible to use only certain materials. Improper substances corrode a serial corrosion-resistant coating. Along with production of VW/Audi sprays and pastes are suitable for spreading of Teroson firm.

When spraying anticorrosive substance it is necessary to cover brakes with paper or a synthetic film for protection against the sprayed sticky material.