2005 MERCEDES-BENZ C320 seats

105 Controls in detailSeats
Seat heating*
The switches for the front seats are
located in the center console.
1Seat heating switch
2Indicator lampsThe red indicator lamps2 in the switch
show the heating level selected.

Switch on ignition (
page 33).Switching on seat heating

Press switch1 twice.
Three red indicator lamps2 in the
switch come on.

Continue pressing switch1 until
desired seat heating level is reached.
Switching off seat heating

Press switch1 repeatedly until all
indicator lamps2 go out.
Level3
Three indicator lamps on.
After approximately five minutes,
seat heating is automatically
switched to level 2.
2
Two indicator lamps on.
After approximately ten minutes,
seat heating is automatically
switched to level 1.
1
One indicator lamp on.
After approximately 20 minutes,
seat heating is automatically
switched off.
off
No indicator lamp on.
iIf one or all of the indicator lamps2
on the seat heating switch are flashing,
there is insufficient voltage due to too
many electrical consumers are turned
on. The seat heating switches off auto-
matically.
The seat heating will switch back on
again automatically as soon as
sufficient voltage is available.

107 Controls in detail
Memory function*
The memory button and memory position
switch are located on the door.
1Memory button
2Memory position switch
Switch on ignition (
page 33).
or

Open the respective door.
Storing positions into memory
Adjust the seat, steering wheel and
exterior rear view mirrors to the
desired position (
page 35).

Turn memory position switch2 to the
selected memory position.

Press memory button1.

Release memory button1 and press
memory position switch2 within
three seconds.
All settings are stored to the selected
position.
Recalling positions from memory
Turn memory position switch2 to the
selected memory position.

Press and hold memory position
switch2 until the seat, steering wheel
and exterior rear view mirrors have
completely moved to the stored
positions.!Do not operate the power seats using
the memory button if the seat backrest
is in an excessively reclined position.
Doing so could cause damage to front
or rear seats.iReleasing the memory position switch
stops movement to the stored
positions immediately.

147 Controls in detail
Control system

Move the selection marker with
buttonæ orç to the Convenience
submenu.

Press buttonj ork repeatedly
until the message
Easy-entry feature

appears in the multifunction display.
The selection marker is on the current
setting.

Press buttonæ orç to change
the easy-entry/exit setting.
The following settings are available for
the easy-entry/exit feature:Setting key-dependency
Use this function to set whether the
memory settings for the seats, the steering
wheel and the mirrors should be stored
separately for each SmartKey
(
page 106).

Move the selection marker with
buttonæ orç to the Convenience
submenu.

Press buttonj ork repeatedly
until the message
Key dependency

appears in the multifunction display.
The selection marker is on the current
setting.
Do not leave children unattended in the ve-
hicle, or with access to an unlocked vehicle.
Children could open the driver’s door and
unintentionally activate the easy-entry/exit
feature, which could result in an accident
and/or serious personal injury.
Off
The easy-entry/exit
feature is
deactivated
Steer. Column
Only the steering
column is moved
St.col.+seat
Both the steering
column and the seat
are moved


299 Operation
Vehicle care
Steering wheel and gear selector lever
Wipe with a damp cloth and dry thoroughly
or clean with Mercedes-Benz approved
Leather Care.
Cup holders
Use a gentle dishwashing detergent or
mild detergent for delicate fabrics as a
washing solution. Wipe with a cloth moist-
ened in lukewarm solution. Do not use
scouring agents.
Hard plastic trim items
Pour Mercedes-Benz approved Interior
Care onto soft lint-free cloth and apply
with light pressure.Headliner and rear window shelf
Clean with soft bristle brush, or use a
dry-shampoo cleaner in case of excessive
dirt.
Seat belts
The webbing must not be treated with
chemical cleaning agents. Only use clear,
lukewarm water and soap. Do not dry the
webbing at temperatures above 176°F
(80°C) or in direct sunlight.Upholstery
Using aftermarket seat covers or wearing
clothing that have the tendency to give off
coloring (e.g. when wet, etc.) may cause
the upholstery to become permanently dis-
colored. By lining the seats with a proper
intermediate cover, contact-discoloration
will be prevented.
Leather upholstery
Wipe leather upholstery with a damp cloth
and dry thoroughly or clean with
Mercedes-Benz approved Leather Care.
Exercise particular care when cleaning
perforated leather as its underside should
not become wet.
Warning!
G
Do not bleach or dye seat belts as this may
severely weaken them. In a crash they may
not be able to provide adequate protection.

399 Technical terms
ABS
(A
ntilock B
rake S
ystem)
Prevents the wheels from locking up
during braking so that the vehicle can
continue to be steered.
Alignment bolt
Metal pin with thread. The centering
pin is an aid used when changing a tire
to align the wheel with the wheel hub.
BabySmart
TM1
air bag deactivation
system
This system detects if a special system
compatible child restraint seat is
installed on the front passenger seat.
The system will automatically
deactivate the passenger front air bag
when such a seat is properly installed
(the56indicator lamp located
in the center console comes on). See
an authorized Mercedes-Benz Center
for availability. BabySmart
TM compatible child seats
Special restraint system for children.
The sensor system for the passenger
seat prevents deployment of the
passenger front air bag if a
BabySmartTM compatible child seat is
installed.
BAS
(B
rake A
ssist S
ystem)
System for potentially reducing braking
distances in emergency braking
situations. The system is activated
when it senses an emergency based on
how fast the brake is applied.
Bi-Xenon headlamps*
Headlamps which use an electric arc as
the light source and produce a more
intense light than filament headlamps.
Bi-Xenon headlamps produce low
beam and high beam.CAC
(C
ustomer A
ssistance C
enter)
Mercedes-Benz customer service
center, which can help you with any
questions about your vehicle and
provide assistance in the event of a
breakdown.
CAN system
(C
ontroller A
rea N
etwork)
Data bus network serving to control
vehicle functions such as door locking
or windshield wiping depending on
vehicle settings and/or ambient
conditions.
Cockpit
All instruments, switches, buttons and
indicator/warning lamps in the
passenger compartment needed for
vehicle operation and monitoring.
1BabySmart
TM is a trademark of Siemens
Automotive Corp.

405 Index
A
ABS 77, 399
ABS control 77
Indicator lamp 25
Malfunction indicator lamp 302
Messages in display 310
Accelerator position,
automatic transmission* 163
Accident
In case of 53
Activating
Air conditioning (cooling) 181
Air recirculation mode 179
Anti-theft alarm system* 84
Central locking (control system) 145
Climate control 175
Climate control system 177
Defrosting 178
Easy-entry/exit feature* 146
Electric air pump 358
ESP 81Exterior headlamps 49
Exterior lamps 110
Exterior rear view mirror
parking position* 170
Hazard warning flasher 114
Headlamps 49
High beam headlamps 50
High beams 113
Ignition 33
Immobilizer 56, 83
Low beam headlamps 49
Manual shift program
(C 55 AMG only) 166
Rear window defroster 173
Seat heating* 105
Tow-away alarm* 85
Windshield wipers 51
Adding
Coolant 283
Engine oil 281
Additional turn signals 345
Adjustable air vents,
rear passenger compartment 182Adjusting 35
Air distribution 178
Air volume 178
Backrest contour 104
Backrest side bolsters 104
Backrest tilt, manual seat 36
Backrest tilt, power seat* 38
Exterior rear view mirrors 41
Folding back rear seat
head restraints, electrical 102
Folding back rear seat
head restraints, manual 102
Head restraint height,
manual seat 37
Head restraint height,
power seat* 38
Head restraint height, rear seats 101
Head restraint tilt, manual seat 37
Head restraint tilt, power seat* 39
Head restraint tilt, rear seats 103
Instrument cluster illumination 117
Interior rear view mirror 41
Manual seat 36
Mirrors 41

406 Index
Multicontour seat* 104
Placing upright rear seat
head restraints 102
Power seat* 38
Rear seat head restraints 101
Seat belt height 45
Seat cushion depth 104
Seat cushion tilt, manual seat 36
Seat cushion tilt, power seat* 38
Seat fore and aft adjustment,
manual seat 36
Seat fore and aft adjustment,
power seat* 38
Seat height, manual seat 36
Seat height, power seat* 38
Seats 35
Steering column height,
electrical* 41
Steering column height,
manual 40
Steering column length,
electrical* 41
Steering column length,
manual 40
Steering wheel 39Adjusting air distribution
and volume 178
Adjusting sound functions 187
Adjusting the volume 187
Aids for changing fuses 369
Air bags 59
BabySmart
TM deactivation
system 70, 399
Children 60
Front 63
Passenger 63
Safety guidelines 62
Side impact 64
Window curtain 64
Air conditioning (cooling) 181
Turning off 181
Turning on 181
Air conditioning refrigerant 390
Air distribution
Adjusting 178
Air pressure see Tire inflation pressure
Air pump, electric
Turning on 358Air recirculation mode 179
Activating 179
Deactivating 180
Air vents, rear passenger compartment
Adjustable 182
Air volume
Adjusting 178
Alarm
Audible 76, 83
Canceling 84, 86
Visual 83
Alarm system
Anti-theft* 83
Tow-away* 85
Alignment bolt (vehicle tool kit) 355, 399
Anticorrosion/antifreeze 395
Antiglare
Automatic* 169
Manual 168
Antilock Brake System see ABS
Anti-theft alarm system*
Arming 84
Canceling alarm 84
Disarming 84

408 Index
Starting with 47
Steering wheel gearshift control
(C 55 AMG only) 164
Transmission fluid 282
B
BabySmart
TM
Air bag deactivation system 70, 399
Compatible child seats 70, 399
Self-test 70
Backrest
Folding forward 238
Folding rearward 238
Backrest contour
Adjusting 104
Backrest side bolsters
Adjusting 104
Backrest tilt
Manual seat 36
Power seat* 38
Backup lamps
Messages in display 323
Replacing bulbs 345BAS 78, 399
Messages in display 311
Batteries, SmartKey
Changing 343
Check lamp 90
Checking 91
Battery discharged
Jump starting 363
Battery, vehicle 284, 360
Charging 361
Disconnecting 361
Reconnecting 362
Reinstalling 361
Removing 361
Bi-Xenon headlamps* 399
Bi-Xenon type*
Front lamp bulbs 349
Block heater (Canada only) 291
Blocking
Rear door window operation 75
Bolts
For spare wheel 336Brake Assist System see BAS
Brake fluid 390
Checking 277
Message in display 315
Brake lamp bulbs 345
Brake lamp, high mounted 345
Brake lamps
Messages in display 323
Brake pads
Message in display 315
Brakes 266
Warning lamp 25, 303
Break-in period 264
Bulbs, replacing 344
Additional turn signals 345
Backup lamps 345, 351
Brake lamps 345, 351
Fog lamp, rear 345, 351
Fog lamps, front 345
Front lamps 345
High beam flasher 345
High beam headlamps 345