Mercedes S-Class W-140

1991-1999 of release

Repair and operation of the car



Mercedes S-Class
+ Mercedes-Benz cars of the class S (W-140)
+ Operation manual
+ Routine maintenance
+ Engine
+ Cooling systems, heating
- Power supply system and release
   + A power supply system and injection of fuel of the petrol engine - the general information
   + System of injection of fuel of the diesel engine - the general information
   - Control system of injection of fuel and HFM-SFI ignition (6-cylinder petrol engines)
      Removal and installation of injectors
      Replacement of the sensor of measurement of an air stream (except the M104.990 engine)
      Removal and installation of the diaphragm regulator of pressure of fuel (except the engine M 104.990)
      Removal and installation of the air pump
      Removal and installation of the sensor of provision of a bent shaft (CKP)
      Removal and installation lambda probe
      Removal and installation of sensors of a detonation
   + Control systems of the LH-SFI and ME-SFI engine (8-cylinder petrol engines)
   + Control systems of injection of fuel and ignition of ME-SFI and LH-SFI (12-cylinder petrol engines)
   + Control system of fuel injection (diesel engines of the OM603.971 series)
   + Control system of fuel injection (diesel engines of the OM606.961 series)
   + System of a turbo-supercharging - the general information
   Systems of decrease in toxicity of release - the general information
   System of production of the fulfilled gases - the general information
   Catalytic converter (petrol models)
+ Engine electric equipment
+ Gear shifting box
+ Automatic transmission
+ Coupling
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment


79c5991e

Removal and installation lambda probe

Lambda probe (the oxygen sensor) it is established in system of production of the fulfilled gases and equipped with the built-in electrical wiring terminating in the contact socket, - try not to allow damages of an electrical wiring at removal of the sensor.

Carefully wipe the surface of the sensor without use of any solvents. At a temperature of engine less than 48 °C the reversing of the sensor can happen to difficulty.

Before a sensor vvorachivaniye into place do not forget to grease its carving part with the anti-taking sealant. Track that tightening of the sensor was made with the required effort.