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
- Systems of an electric equipment of the engine
   - Ignition and engine management system
      The basic data and security measures
      Checks of a control system by ignition and injection
      Search of malfunctions - the general information and preliminary checks
      Check and adjustment of a corner of an advancing of ignition
      Spark plugs
    System of preheat of the diesel engine
    Diagnostics of systems of electronic control and the diagnostic equipment
    Gymnastics and start systems
Manual box of a gear change
Automatic transmission
Coupling, power shafts and differential
Brake system
Suspension bracket and steering
Body
Onboard electric equipment




Check and adjustment of a corner of an advancing of ignition

The corner of an advancing of ignition constantly changes a control system of the engine. External correction is impossible.

The corner can be checked up by means of the special equipment attached to a diagnostic socket of a control system by the engine (address to Section of the Power supply system of petrol and diesel engines. If a corner the control system of the engine is established incorrectly, faulty.