Mercedes S-Class W-220

since 1998 release

Repair and operation of the car



Mercedes W220
+ Mercedes-Benz cars of the class S (W220)
+ Operation manual
+ Routine maintenance
+ Engine
- Cooling system and heating
   + Cooling system
   - Systems of ventilation, heating and air conditioning
      The air conditioning system - the general information and precautionary measures
      Arrangement of the basic electric elements of the air conditioning system
+ Power supply system and release
+ Engine electric equipment
+ Automatic transmission
+ Power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
+ Schemes of electric equipment




Arrangement of the basic electric elements of the air conditioning system

The locations of sensors, control units and driving servomotors are specified on illustrations:

Arrangement of the control unit of the cooling fan (on the right behind a bumper)

Control unit of the step engine (central console)

Air conditioner coolant pressure sensor (left forward part of a motive compartment)

Sensor of temperature of the evaporator of the back conditioner of air (back part of the central console)

Air conditioner evaporator temperature sensor (central console)

Sensor of temperature of a back heater left (central console, behind)

Heater heat exchanger temperature sensor left (central console)

KV coolant cut-off valve back (arch of the left forward wheel)

KV multipurpose sensor (motive compartment on the right, behind)

Motor of the fan of a back heater (central console, behind)

The motor of the gate of management of air of defrosting of glasses (behind a steering column, on the right)

The heater/KV air distribution gate motor (under the forward panel in the middle)

The motor of the gate of the central right ventilating deflector (the center, behind the forward panel)

The air circulation gate motor (behind the forward panel, on the right)

The air supply gate motor in legs (the central console)

The motor of the gate of management of air temperature at the left (behind a steering column, on the right)

The motor of the gate of management of air of the central left deflector (behind a steering column, on the right)

Pump of circulation of cooling liquid (left back part of a motive compartment)

Electronic regulator of the fan of back KV (central console, behind)

Filter of purification of air of salon