Audi A4, S4
Introduction
Controls and receptions of safe operation
- Current leaving and service
   Specifications
   The indicator of term of approach of maintenance service
   The routine maintenance schedule
   The general information on adjustment
   Check of levels of liquids, the control of leaks
   Check of a condition of tyres and pressure in them. A designation of tyres and disks of wheels. Rotation and replacement of wheels
   Replacement of impellent oil and the oil filter
   Checks of brake system. Adjustment of a lay brake
   Check of fuel system
   Check of a condition and replacement of hoses of an impellent compartment, localisation 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 a cooling liquid
   Check of a condition of system of release of the fulfilled gases
   Check of level of oil of automatic transmission
   The visual control of a box of a gear change and the main transfer on leaks, check of level and oil addition
   Check of a condition a suspension bracket and steering component
   Check of a condition of protective covers of power shafts
   Check of level of a liquid of system of hydrostrengthening of a wheel
   Check of a central air of air
   Greasing of terminators of doors, cylinders of locks, cowl hook, сдвижной panels of the hatch of a roof
   The visual control of a seat belt and the block of a pillow of safety
   Check of working capacity of headlights and horn
   Condition check, adjustment and replacement of brushes of screen wipers
   Check of a condition of the battery, care it and gymnastics
   Replacement of the battery of emergency supply of system Telematik
   Replacement of an element of the filter of air of salon / the coal filter of clearing of air
   Replacement of a brake liquid
   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 condition and tension of a gear belt
The engine
Systems of cooling, heating and the air conditioner
Power supply systems, release and decrease in toxicity of the fulfilled gases
Systems of an electric equipment of the engine
Manual box of a gear change
Automatic transmission
Coupling, power shafts and differential
Brake system
Suspension bracket and steering
Body
Onboard electric equipment





Replacement of an element of the air filter of the engine

Removal

 PERFORMANCE ORDER

    If there is a cover (), take out it.
    Take out upward the channel suction air (). For this purpose take out a lath (1) if it is available, from the holder of an adsorber of steams of gasoline.
    Turn out 2 screws (2) and take out the forward channel suction air ().

Engines 1.6, 1.9, 2.5 l and 2.0 l (ALT)

 PERFORMANCE ORDER

    Turn out 2 screws (1).
    Take out from the holder the top part of the air filter and take her aside the engine.

Engine FSI of 2.0 l AWA

 PERFORMANCE ORDER

    Remove a hose suction air (4) and disunite a socket (3).
    Turn away 2 screws of fastening of the top part of the air filter and take out it upward.

Турбодвигатель 1.8 l

 PERFORMANCE ORDER

    Release a collar of fastening of a hose (1) and disconnect a wire from the valve of an adsorber of steams of gasoline.
    Disconnect a wire (3) and turn out both screws (2). Take out the top part of the air filter from the holder and reject towards the engine.

The engine of 3.0 l

 PERFORMANCE ORDER

    Remove a hose suction air (4) and disunite a socket (3).
    Take out both fuel hoses from the holder on the top part of the air filter.
    Disconnect a hose of an admission of secondary air (1).
    Turn out screws (2).
    Incline the top part of the air filter in an engine direction, disconnect below and take out upward.

The engine of 4.2 l

 PERFORMANCE ORDER

    Remove a hose suction air (4) and disunite a socket (3).
    Disconnect a wire (1) and turn out two screws (2).
    Take out two fuel hoses from the holder on the top part of the air filter and take out the top part upward.

All engines

 PERFORMANCE ORDER

    Take out фильтроэлемент.

Installation

 PERFORMANCE ORDER

    Wipe a rag the case of the air filter, if necessary, blow air.

At blowing off of the filter by air watch that will measure weights of air and pipelines of an admission of air have been closed by pure rags.

    Insert into the case of the air filter new фильтроэлемент.
    The further operations are carried out in sequence, return to removal.
    The engine of 3.0 l: Put on a hose of giving of secondary air with a new sealing ring and fix.