S-class W202 Mercedes

1993-2000 of release

Repair and car operation



W202 Mercedes
+ 1.2. General information
+ 2. Maintenance
+ 3. Engines
+ 4. Greasing system
+ 5. Cooling system
+ 6. Heating, ventilation
+ 7. Ignition system
- 8. Fuel system
   + 8.1.1. Introduction
   - 8.2. System of injection of petrol engines
      8.2.1.1. Principle of work of PMS
      8.2.1.2. Principle of work of HFM
      8.2.2. Self-diagnosing of a condition of system of ignition and fuel injection
      8.2.3. Air flowmeter
      8.2.4. A temperature-sensitive element of cooling liquid
      8.2.5. The sensor of soaked-up air
      8.2.6. System of vacuum pipelines
      8.2.7. The fuel distributor with klapanny nozzles
      8.2.8. Klapannye of a nozzle
      8.2.9. Oxygen sensor (lambda probe)
      8.2.10. Diagnostics of malfunctions of system of injection of gasoline
      8.2.11. That it is necessary to know to the owner of the car with the injector engine
      8.2.12. Turbo doctor
   + 8.3. System of injection and food of diesel engines
   + 8.4. System of production of exhaust gases
+ 9. Transmission
+ 10. Running gear
+ 11. Steering
+ 12. Brake system
+ 13. Body
+ 14. Electric equipment
+ 14.2. Electroschemes








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8.2. System of injection of petrol engines

8.2.1. Control systems of the PMS and HFM engine

GENERAL INFORMATION

Engines of the S-class are equipped with electronic system of ignition and fuel injection. Regulation by system of ignition and injection is carried out by one general regulating device. In this section the injection system is in more detail described.

All details of system of injection are stable for a long time operation and do not demand difficult maintenance therefore also repair work is made extremely seldom. Essential adjusting and repair work can be made only when using expensive control devices and existence of the corresponding professional knowledge so these works can be executed only by respectively equipped specialized automobile repair shops.