E30 series BMW 3

since 1983-1994 of release

Repair and car operation



E30 BMW
+ 1. Maintenance instruction
+ 2. Maintenance
+ 3. Engine
+ 4. Cooling system
+ 5. Heating and ventilation
+ 6. Fuel system
- 7. Exhaust system
   + 7.1.2. Exhaust system of cars 318i
   - 7.2. System of decrease in toxicity of exhaust gases
      7.2.2. Self-diagnostics of system of injection of Motronic
      7.2.3. Processor block (ECU block)
      7.2.4. Sensors of system of automatic control of the engine
      7.2.5. System of compulsory ventilation of a case (PCV system)
      7.2.6. Catching system паров gasoline (EVAP system)
      7.2.7. Catalytic converter
+ 8. Transmissions
+ 9. Coupling
+ 10. Brake system
+ 11. Running gear
+ 12. Body
+ 13. Electric equipment
+ 14. Good advice



7.2.2. Self-diagnostics of system of injection of Motronic

GENERAL INFORMATION

In system of injection of Motronic entering of codes of refusals in memory of the control unit (ECU) is provided. Contents of memory are read out only in car-care center, in the presence of the necessary equipment. At abnormal operation of the engine execute checks (see subsection 3.3.6.2 and subsection 6.4). If by means of these checks to establish the reason it will not be possible, hand over the car in car-care center.