Audi A4, S4

since 2000 release

Repair and operation of the car



Audi A4, S4
+ Introduction
+ Governing bodies and methods of safe operation
+ Current leaving and service
+ Engine
- Cooling systems, heating and air conditioner
   + Cooling system
   - Systems of ventilation, heating and air conditioning
      General information and security measures
      Removal and installation of the air snuffled
      Removal and installation of the electric motor of the drive of the ventilating gate
      Removal and installation of the control unit of the heater/conditioner
      Removal and installation of the electric motor of the drive of the fan of a heater and conditioner
      Removal and installation of the sensor of temperature of external air
      Removal and installation of an additional heating element
+ 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






Removal and installation of the control unit of the heater/conditioner

If the new control unit is installed, it is necessary to pay attention to exact compliance of its model of the car (the catalog of spare parts). If the new control unit is installed, it is necessary to make on HUNDRED the main control by means of the diagnostic unit.

Removal

 PERFORMANCE ORDER

  1. The radio receiver / the navigation device with a big field of governing bodies: Remove the radio receiver / the navigation device, address to the Section Removal and installation of the radio receiver / the navigation device / CD changer.
  1. Take from below for the control unit of a heater (an arrow on an accompanying illustration), release it from four holders (And) and squeeze out from the central console.
  1. Release the plug from a reverse side of the control unit of a heater and take out it.
  1. Turn out fastening screws (C), shift a slip (In) to the right and remove the control unit (And).

Installation

 PERFORMANCE ORDER

  1. Installation is carried out in sequence, the return to removal.