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








b47c026d b47c026d


8.2.9. Oxygen sensor (lambda probe)

Removal

PERFORMANCE ORDER
1. Remove the right protective casing behind a forward wall of a cabin.
2. Dismantle on a forward wall of a cabin shop with wires. For this purpose extend a rasporny pin.
3. Separate shtekkerny connection from the oxygen sensor (shooter).
4. Extend the electric line with the rubber plug through a forward wall of a cabin and disconnect it from a spring clip on a cover of a head of the block of cylinders.
5. Unscrew the oxygen sensor (G3/2) from a final collector.
6. At the 6-cylinder engine the oxygen sensor is established in the forward final gas pipeline in front of the catalyst.

Installation

PERFORMANCE ORDER
1. Grease a carving of the oxygen sensor with high-temperature lubricant paste, for example, Liqui Moly LM-508-ASC, and screw in the sensor with the moment of 55 N of m.
2. Stretch the electric line through a forward wall of a cabin. Connect the shtekkerny socket.
3. Fix the line in a spring clip on a cover of a head of the block of cylinders.
4. Establish on a forward wall of a cabin shop with wires and fix it a rasporny pin.
5. Establish behind a forward wall of a cabin the right protective casing.