ECU MERCEDES-BENZ S CLASS 2005 Workshop Manual

395 Practical hints
Replacing bulbs
Tail lamp unit
1Black socket:
Backup lamp
2White socket:
Turn signal lamp
3Red socket:
Tail, standing and parking lamp
4Red socket:
Driver’s side: tail, parking and rear fog
lamp
Passenger’s side: tail and parking lamp

Turn the catch, and move the trim to
the side.

Turn bulb socket counterclockwise and
pull out.

Gently twist bulb counterclockwise and
pull out of bulb holder.

Insert new bulb into the holder and turn
it clockwise.

Reinstall bulb socket.
The bulb socket should audibly click.

Replace trim and secure with lock. License plate lamp
1Screws

Loosen both screws1.

Remove the license plate lamp.

Replace the bulb.

Reinstall the license plate lamp.

Retighten screws1.

404 Practical hintsBattery
Pull on the outer, right-hand side of
cover1 and remove it in the direction
of the arrow.
2Positive terminal
3Negative terminal
Disconnecting the battery
Turn off all electrical consumers.

Open the trunk lid (
page 103).

Remove the battery cover1.

Use a 10 mm open-end wrench to dis-
connect the battery negative lead3.

Remove cover from the positive
terminal2.

Disconnect the battery positive
lead2.
Removing the battery
Remove the screw securing the bat-
tery.

Remove the battery support and
bracket.

Take out the battery.
Charging and reinstalling the battery
Charge battery in accordance with the
instructions of the battery charger
manufacturer.

Reinstall the charged battery. Follow
the previously described steps in re-
verse order.Warning!
G
Never charge a battery while still installed in
the vehicle. Gases may escape during charg-
ing and cause explosions that may result in
paint damage, corrosion or personal injury.

405 Practical hints
Battery
Reconnecting the battery
Turn off all electrical consumers.

Connect the positive lead and fasten its
cover2.

Connect negative lead3.Batteries contain materials that can harm
the environment if disposed of improperly.
Large 12-volt storage batteries contain
lead. Recycling of batteries is the preferred
method of disposal. Many states require
sellers of batteries to accept old batteries
for recycling.!Never invert the terminal connections.!The battery, its filler caps and the vent
tube must always be securely installed
when the vehicle is in operation.
iThe following procedures must be car-
ried out following any interruption of
battery power (e.g. due to reconnect-
ing):

Set the clock (see COMAND opera-
tor’s manual).


Synchronize the ESP (
page 352).


Synchronize side windows
(page 209).


Synchronize tilt/sliding sunroof
(page 213).

456 IndexLight alloy wheels
Cleaning 335
Light sensor 366
Lighter see Cigarette lighter 252
Lighting 131
Automatic headlamp mode 132
Combination switch 135
Courtesy lighting 139
Daytime running lamp mode 133
Door entry lamps 139
Exterior lamp switch 131
Front fog lamps 134
High beam flasher 135
High beams 135
Instrument cluster illumination 140
Interior 137
Locator lighting 133
Low beam 131
Manual headlamp mode 132
Night security illumination 133Parking lamps 131
Rear fog lamp 134
Settings (control system) 164
Trunk 138, 139
Limiting opening height of trunk lid* 105
Limiting the gear range 176
Limp Home Mode 185
Line of fall 440
Loading 240
Cargo tie-down hooks 241
Instructions 241
Roof rack 240
Loading terminology 322
Loading the vehicle 299
Locator lighting 133
Setting 166
Lock button 440
Door handle (KEYLESS-GO*) 58
SmartKey 92
SmartKey with KEYLESS-GO* 96Locking 55, 58, 92
Fuel filler flap 283
Global (SmartKey with
KEYLESS-GO*) 99
Global, SmartKey 94
Glove box 244
Vehicle in an emergency 384
Vehicle with KEYLESS-GO* 101
with the KEYLESS-GO* 58
with the SmartKey 58
Loss of SmartKey 96
Loss of Smartkey with
KEYLESS-GO* 102
Low beam headlamps
Messages in display 366, 367
Replacing bulbs 390
Lowering
Vehicle 402
Lumbar support adjustment 122

458 IndexMP3-CD operation
Selecting tracks 150
Mph or km/h in speedometer 163
Multicontour backrest* 122
Multifunction display 143, 440
Selecting language 164
Standard display 147
Multifunction display messages
ABC 349, 354
ABS 350
BAS 351
Brake fluid 357
Brake pads 357
Check engine 340, 341
Coolant 359
Coolant level 358
Distronic* 351
Doors 361
Engine 340, 341
Engine oil level 362
Entry position 364Hood 364
Lamps 367
Parking brake 356
Selector lever 353
SmartKey 364
SmartKey with KEYLESS-GO* 364
TeleAid 370
Telephone* 370
Tires 372–378
Trunk 371
Washer fluid 371
Multifunction steering wheel 26, 144,
440
Buttons 144
N
Navigation system
Operating 155
See separate COMAND* operating in-
structions
Night security illumination 133
Normal occupant weight 323
Nubuck leather upholstery
Cleaning 336O
Occupant distribution 323
Occupant safety 60
Air bags 61
Children and air bags 62
Children in the vehicle 71
Fastening the seat belt 43
Infant and child restraint systems 71
LATCH child seat anchors 76
Seat belts 43, 64
Oil
Adding 291
Consumption 287
Dipstick 287
Filler neck 291
Viscosity 439
Oil level
Checking 285
Oil level via control system
Checking 288

463 Index
Seating capacity 301
Seats 114
Adjusting 37
Adjusting lumbar support 123
Adjusting shoulder support 123
Easy entry/exit feature 114
Heater 125
Massage function 123
Multicontour backrest* 122
Rear power seat bench* 117
Rear seats 117
Securing cargo
Cargo tie-down hooks 241
Selector lever
Lock 46, 173
Message in display 353
Self-test
BabySmart
TM air bag deactivation
system 74
Tele Aid 256
Service
Major service (Service B) 328
Minor service (Service A) 328
When due 328
Service (maintenance) 328
Service and warranty information 10Service indicator 328
Service life (tires) 297
Service System see FSS 328
Setting
Convenience functions 169
Cruise control 215
Daytime running lamp mode 165
Digital clock 25
Distronic* time interval 224
Following distance in Distronic* 224
Higher speed in cruise control 216
Higher speed in Distronic* 222
Individual vehicle settings 160
Interior illumination delayed
switch-off 167
Lamps and lighting (control
system) 164
Language, multifunction display 164
Locator lighting 166
Lower speed in cruise control 216
Lower speed in Distronic* 223
Miles/kilometers in
speedometer 163Parking position for exterior rear view
mirrors 171
Slower speed in cruise control 216
Slower speed in Distronic* 223
SmartKey dependent memory 169
Speed in Distronic* 222
Speedometer display mode 163
Suspension tuning 231
Temperature (interior) 195
Temperature indicator 163
Tire inflation pressure units 164
To last stored speed (“Resume” func-
tion) in cruise control 216
To last stored speed in Distronic* (“Re-
sume” function) 223
Units
Speedometer 163
Temperature 163
Tire inflation pressure 164
Vehicle level control 230, 232
Setting current speed 215
Setting front passenger seat position from
rear* 118