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
+ Power supply system and release
+ Engine electric equipment
+ Automatic transmission
+ Power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
- Onboard electric equipment
   Specifications
   Diagnostics of malfunctions of onboard electric equipment - the general information
   Check of the electric motor of a screen wiper
   Check of the warmed back glass
   Replacement of glow lamps
   Function of reserve light
   Electric safety locks
   Installation of electric and electronic devices
   Elements of the uniform lock
   Arrangement of the basic electric elements of system of electric equipment of a body of the car
   Anticreeping alarm system
+ Schemes of electric equipment






Arrangement of the basic electric elements of system of electric equipment of a body of the car

Block of understeering switches

2 — the Cover
3 — Hairpins
4 — Screws
N80 — the Block of a steering column

S4 — the Combined perklyuchatel
S40 — Perklyuchatel of a tempostat
S59/1 — the Regulator of a steering column and group of switches of the help at landing


Radio tape recorder control panel

1 — the Switch the loudness food/regulator
2 — the Selector of the CD modes
3 — the display Screen
4 — the Alphanumeric keyboard of input of the fixed stations/frequencies
5 — the Selector of the modes

6 — the Selector of the modes of the tape recorder
7 — Control
8 — the Selector of the modes of a radio telephone
9 — Keys of switching of radio frequencies/adjustment of a tonality of sounding/emission of the cartridge


Radio tape recorder sockets

And
1 — control of loudness, Sensitive to speed
2 — the Diagnostic socket
3 — Decrease in level of loudness at activation of a radio telephone
4 — battery Tension (a chain 30)
5 — the Output signal of control of the electric drive of the automatic antenna, supply voltage of the FM/AM amplifier and the operating signal for the module of management of sound system
6 — Illumination (a chain 58)
7 — the battery Switched tension (a chain 15)
8 — Grounding (a chain 31)

In
1 — the Right back loudspeaker (+)
2 — the Right back loudspeaker (-)

1 — the Right forward loudspeaker (+)
1 — the Right forward loudspeaker (-)
1 — the Left forward loudspeaker (+)
1 — the Left forward loudspeaker (-)
1 — the Left back loudspeaker (+)
1 — the Left back loudspeaker (-)

With — the Socket for connection of a CD changer, the coding (on an electrical wiring plait)
D — I Will corrode antennas
Е — the Safety lock


Elements of internal lighting. Forward part of salon

A1 — the Control panel
A1r1 — the Rheostat of illumination of a combination of devices
A67 — the Block of a saloon rear-view mirror
A67e1 — the Left lamp for reading
A67e2 — the Left lamp for reading
A67e3 — the Main saloon lamp
B32/1 — the Sensor of the automatic switch of lamps of the movement in the afternoon
E9/7 — Illumination of a forward ashtray
E13/3 — Illumination of a ware box
E13/4 — Illumination of office for points (model without the COMAND system)
E17/3 — the Control lamp of opening of the left forward door
E17/4 — the Control lamp of opening of the right forward door
E17/11 — Illumination of a forward left door

E17/12 — Illumination of a forward left door
E17/15 — the Right forward lamp of a foot well
E17/16 — the Left forward lamp of a foot well
N10/6 — the Left forward block of processing of signals and management (SAM)
N10/7 — Right forward (SAM)
N69/1 — the Control unit is more left a forward door
N69/2 — the Control unit is more right a forward door
N70 — the Control unit of the top console
N70/e1 — the Forward lamp for reading
R3e1 — Illumination of the forward lighter
S1 — the Switch of external lighting
S17/3 — the Switch of the left forward door
S17/4 — the Switch of the right forward door


Elements of internal lighting. Back part of salon

E9/8 — Illumination of the left back ashtray
E9/9 — Illumination of the left right ashtray
E15/10 — the Left back saloon lamp
E15/11 — the Right back saloon lamp
E17/5 — the Control lamp of opening of the left back door
E17/6 — the Control lamp of opening of the right back door
E17/13 — Illumination of the left back door
E17/14 — Illumination of the right back door
E17/17 — the Right back lower lamp

E17/18 — the Left back lower lamp
E18/1 — the Lamp of the luggage compartment
K40/5 — the Back block of safety locks and the relay
N10/8 — the Back block of processing of signals and management of SAM
N69/3 — the Control unit of a back left door
N69/4 — the Control unit of a back right door
S17/5 — the Switch of a back left door
S17/6 — the Switch of a back right door
S88/3 — the Secret microswitch of closing of a cover of the luggage compartment


Windscreen washer electroelements

B14 — the Sensor of external temperature
G2 — the Generator
M5/1 — the windscreen washer liquid Pump
N10/6 — the Left forward SAM
N10/7 — the Right forward SAM
N80 — the Block of a steering column

R2/1 — the Warmed-up heater spray
R2/11 — the spray hose Heater
S4 — the Combined switch
S42 — the windscreen washer liquid level Sensor switch

At a temperature less than 5 °C heating of a spray and hose joins.
At the low level of liquid of windscreen washer on the multipurpose display there is a message of "CHECK WINDSHIELD WASHER FLUID LEVEL" ("Check windscreen washer liquid level") who can be moved away, having pressed the button of dumping (R) on the control panel (A1).


Screen wiper electroelements

CAN-B — Sheena CAN in salon
B38 — the rain Sensor (with 31.8.2002 of issue g)
B38/2 — rain/light Sensor (with 1.9.2002 of issue g)
N80 — the Block of a steering column
S4 — the Combined switch
M6/1 — the screen wiper Motor
N10/6 — the Left forward SAM
N70 — the Control unit of the top console

The following operating modes are possible:

- Cleaning in one contact: one movement (Pressing the combined switch) is carried out.
- With 31.8.2002 of issue g:

The interval work operated by the sensor of a rain (B38) (Position of 1 combined switch).
- With 1.9.2002 of issue g:
The interval work operated by the sensor of rain/light (B38) (Position of 1 combined switch).
- Small speed (about 40 cycles in min.) (Position 2 of the combined switch)
- High speed (about 60 cycles in min.) (Position 3 of the combined switch)

Data are transferred only between the left SAM (N10/6) and the control unit of the top console (N70).


Faroomyvateli

1 — the Telescopic spray
2 — the Hose of liquid of faroomyvatel
M5/2 — the Pump of faroomyvatel

N10/6 — the Left forward SAM
N10/7 — the Right forward SAM
S1s1 — the Switch of faroomyvatel


Window regulators

M10/3 — the Motor of the left forward window regulator
M10/4 — the Motor of the right forward window regulator
M10/5 — the Motor of the left back window regulator
M10/6 — the Motor of the right back window regulator
N69/1 — the Control unit of the left forward door
N69/2 — the Control unit of the right forward door
N69/3 — the Control unit of the left back door

N69/4 — the Control unit of the right back door
S20/1 — Group of switches of the left forward window regulator
S20/1s1 — the Switch of the left forward window regulator
S20/1s2 — the Switch of the right forward window regulator
S20/1s3 — the Switch of the left back window regulator
S20/1s4 — the Switch of the right back window regulator


Arrangement of the basic electric elements in the car

Diagnostic socket

Control unit of safety cushions (central console)

Sockets of the SRS systems of safety (X11/13 - safety cushions and X11/7 – emergency natyazhitel of belts (ETR)) in a foot well of the forward passenger

The sensor of frontal and side safety cushions A54/1 right back (under the right back seat)

The sensor of frontal and side safety cushions A53/1 left back (under the left back seat)

Fuse of a door safety cushion

Fuse of a natyazhitel of a belt (a rack In)

Safety cushion fuse 2 forward passengers (forward panel, on the right)

Fuse of a safety cushion of 1 forward passenger (forward panel, on the right)

Fuse of the left safety cushion of a window (a rack With, at the left)

CD a changer (at the left, in a luggage carrier)

Antenna amplifier (ceiling, in the middle behind)

The amplifier of a sound (at the left, in a luggage carrier)

Back high-frequency loudspeaker (covering of a back door)

High-frequency loudspeaker (forward door)

Processor of the navigation system (central console)

The transceiver of the cell phone (under a back seat, on the right)

The switch of stoplights (on a brake pedal)

Sensor switch of closing of a cowl

Arrangement of the control unit of the adaptive damping system - AVS (at the left, in a motive compartment)

Door sensor switch

The rain sensor (in the center, under a windshield)

The fuel reserve sensor (a luggage carrier, in the center, ahead)

A67h2 light sensor

A67h1 light sensor

Parking sensor forward

Parking sensor back

The sensor of the anticreeping alarm system (under a back right seat)

The sunlight sensor (on a cowl)

Sensor of temperature of external air (bumper, at the left)

Sensor of acceleration of a wheel left forward B24/10 (dome of the left rack)

Sensor of acceleration of a body right back B24/6 (luggage carrier, on the right)

Sensor of acceleration of a body left forward B24/3 (motive compartment, at the left)

Sensor of acceleration of a body right forward B24/4 (dome of the right rack)

Sensor of acceleration B24/11 (dome of the right rack)

The sensor of antistrange system (under the right back seat)

Light activation sensor (in the center, under a windshield)

Control unit of the left forward door

Receiver of infrared signals

The valve of release of the left head restraint (under back glass, at the left)

Trunk lid microswitch

The microswitch of adjustment of an inclination of a steering column (on a steering column)

Motor of adjustment of a steering column

Motor of a telescopic steering column

Control unit of a multicircuit seat (back of a driver's seat)

The control unit of adjustment of seats (under a driver's seat)

The motor of shift of seats back and forth (under a back seat)

Screen wiper motor

Motor of the left forward window regulator

The motor of a blind of a back window (under back glass, in the middle)

The windscreen washer liquid level sensor (on the tank)

The windscreen washer pump (on the liquid tank)

The pump of a faroomyvatel (on the liquid tank)

Roof hatch panel drive (roof, forward part)

Sound signal (behind a bumper, at the left and on the right)

Siren with autonomous food (for a loker of an arch of the left forward wheel)


The arrangement of the basic electric elements of system of electric equipment of a body of the car is presented on illustrations.