Audi A4, S4

Since 2000 of release

Repair and car operation



Audi A4, S4
+ Introduction
+ Controls and receptions of safe operation
+ Current leaving and service
+ The engine
+ Systems of cooling, heating and the air conditioner
- Power supply systems, release and decrease in toxicity of the fulfilled gases
   + Power supply systems of petrol and diesel engines
   + System of injection of fuel of the petrol engine
   + System of injection of fuel of the diesel engine
   - Systems of release and decrease in toxicity of the fulfilled gases. turbocharger
      Removal and installation of system of release. Replacement of the central, additional muffler, a trailer pipe
      Updating of a lining of system of release / a trailer pipe
      Systems of decrease in toxicity of release - the general information
      The Katalitichesky converter
      Removal and installation каталитического the converter and ljambda-probes
      turbocharger - the general information and safety measures
      Интеркулер - the general information
+ 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



Updating of a lining of system of release / a trailer pipe

After installation of system of release into place it is necessary to expose correctly it, otherwise there can be the pressure leading to occurrence of cracks and-or noise.

Installation

 PERFORMANCE ORDER

  1. The release system is established in a cold condition. If release system hot, it is necessary for cooling to external temperature.

Operation of lifting and car installation on supports is connected with danger! Therefore before operation carrying out familiarise with Razdelom Poddomkrachivanie and towage.

  1. Lift and establish the car on supports.
  1. Models with клеммной the plug: Loosen the fastening bolts клеммной plugs.
  1. Displace the additional muffler forward (an arrow on an accompanying illustration) so that the preliminary tightness on the right back collar of the additional muffler made and = 7 – 11 mm.
  1. Tighten in regular intervals fastening bolts клеммной plugs the moment 40Нм.

Models with клеммной the plug located between preliminary and additional mufflers

The preliminary muffler it is necessary to expose only at cars with клеммной the plug located between preliminary and additional mufflers.

 PERFORMANCE ORDER

  1. Loosen the fastening bolts клеммной plugs, poses. 22 on an illustration System of release of the fulfilled gases. The engine of 2.0 l ALT.
  1. Displace release system forward (an arrow on an accompanying illustration) so that the preliminary tightness on the right forward collar of the preliminary muffler made and = 7 – 9 mm.
  1. Tighten in regular intervals fastening bolts клеммной plugs the moment 40Нм.

Installation of a trailer pipe

 PERFORMANCE ORDER

  1. Trailer pipe establish so that distance "and" at the left it was equal to distance "and" on the right. Simultaneously the distance from cut under a bumper to a pipe above made b = 20 mm.

The diesel engine of 2.5 l

 PERFORMANCE ORDER

  1. Modify the size "and" as follows: Loosen the a nut (the marksman on an accompanying illustration) communication fastenings between exhaust pipes. Expose exhaust pipes in regular intervals on the centre. Tighten a nut the moment 23Нм.

The petrol engine of 2.5 l

 PERFORMANCE ORDER

  1. Check up distance "and" between a trailer pipe (1) bumper (2). It should make 40 mm.