2000 MERCEDES-BENZ E320 KEY LOCK

1 Contents
IntroductionProduct information .......................... 7
Operator’s manual ............................. 8
Where to find it ................................ 13
Reporting Safety Defects ................ 15Instruments and controlsInstruments and controls ............... 18
Center console .............................. 20
Overhead control panel ............... 21OperationVehicle keys ...................................... 24
Start lock-out .................................... 27
General notes on the
central locking system ............... 28
Central locking system ................... 29
Radio frequency and
infrared remote control ............... 29
Opening the trunk ....................... 32
Opening and closing
windows and sliding/pop-up
roof from outside .......................... 33Panic button ................................. 34
Mechanical keys .......................... 34
Doors ................................................. 35
Central locking switch .................... 37
Automatic central locking .............. 38
Emergency unlocking
in case of accident ...................... 38
Trunk ................................................. 39
Trunk lid release switch .................41
Trunk lid emergency release ........ 42
Antitheft alarm system ................... 43
Tow-away alarm ............................... 45
Power seats front ............................. 46
Front seat head restraints .............. 52
Rear seat head restraints ............... 53
Multicontour seat ............................ 54
Seat heater ........................................ 55
Seat ventilation ................................ 58
Seat belts and integrated
restraint system .......................... 60
Seat belts .......................................... 60
Seat belt nonusage
warning system ........................... 61BabySmart
TM airbag
deactivation system .................... 67
Self-test BabySmart
TM
without special child
seat installed ................................. 67
Supplemental restraint
system (SRS) ................................ 68
Emergency tensioning
retractor (ETR) ............................. 69
Airbags .............................................. 70
Safety guidelines for the
seat belt, emergency
tensioning retractor
and airbag .................................... 76
Infant and child
restraint systems ......................... 78
Steering wheel adjustment ............ 81
Rear view mirrors ............................ 82
Instrument cluster ........................... 86
Multifunction steering wheel,
multifunction display ................. 92
Trip and main odometer,
FSS and engine oil
level display ................................. 96

4 Contents
AIRBAG OFF
indicator lamp .............................238
Malfunction and warning
messages in the
multifunction display ...............239
DISPLAY DEFECTIVE ................240
BATTERY / ALTERNATOR ......... 241
ABS-SYSTEM ...............................242
BRAKE ASSIST ...........................242
BRAKE LINING WEAR ..............243
BRAKE FLUID .............................243
PARKING BRAKE .......................244
ENGINE FAN ...............................244
COOLANT (coolant level) ..........245
COOLANT TEMP. ........................246
LIGHTING SYSTEM ....................247
LIGHT SENSOR ...........................248
REMOVE KEY .............................248
TELE AID .....................................249
STEERING GEAR OIL .................249
ENGINE OIL LEVEL ...................250
WASHER FLUID .......................... 251
ELEC. STABIL. PROG.
(Electronic stability program) ..252
Practical hintsFirst aid kit ..................................... 254
Stowing things in the vehicle ...... 254
Fuses ............................................... 255
Hood ................................................ 257
Checking engine oil level ............. 260
Automatic transmission
fluid level ................................... 261
Coolant level ................................... 261
Adding coolant ........................... 262
Windshield and headlamp
washer system .......................... 263
Windshield and headlamp
washer fluid mixing ratio ........ 263
Spare wheel, vehicle tools,
storage compartment ............... 264
Vehicle jack .................................... 265
Wheels ............................................ 266
Tire replacement ....................... 266
Rotating wheels ......................... 267
Spare wheel .................................... 268
Spare wheel bolts ...................... 268
Spare wheel .................................... 269Changing wheels ........................... 271
Tire inflation pressure .................. 276
Battery .............................................277
Jump starting ..................................279
Towing the vehicle .........................282
Transmission selector lever,
manually unlocking ..................284
Exterior lamps ................................285
Headlamp assembly ...................286
Taillamp assemblies ..................289
Changing batteries in the
electronic main key .................. 291
Synchronizing
remote control ............................293
Emergency engine
shut-down ..................................293
Rear seat cushion ..........................294
Emergency operation of
sliding / pop-up roof .................295
Manual release for
fuel filler flap .............................296
Replacing wiper blade insert .......296
Trunk lamp .....................................298
Roof rack .........................................298

19 Instruments and controls
Te ch n ica l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hints Car care Index 1Parking assist warning indicators, see page 226
2Side defroster outlet
3Side air outlet, adjustable
4Air volume control for side air outlet
5Exterior lamp switch, see page 119
6Parking brake release, see page 202
7Hood lock release, see page 257
8Combination switch, see page 122
9Cruise control switch, see page 212
10Instrument cluster, see page 86
11Multifunction steering wheel, see page 92
Horn (with electronic key in steering lock
position 1 or 2),
Airbag, see page 70
12Steering lock with ignition / starter switch, see
page 190
13Voice recognition system switch, see separate
operating instructions
14Center air outlets, adjustable15Air volume control for center air outlets
16Left front seat heater switch, see page 55
Left front seat ventilation switch, see page 58
17Headlamp washer switch, see page 121
18Rear seat head restraints switch, see page 53
19Hazard warning flasher switch, see page 125
20Central locking switch, see page 37
21Tow-away alarm switch, see page 45
Indicator lamp for antitheft alarm system, see
page 43
22Right front seat heater switch, see page 55
Right front seat ventilation switch, see page 58
23Glove box (illuminated with electronic key in
steering lock position 1 or 2)
24Automatic climate control, see page 126
Rear window defroster switch
Activated charcoal filter switch
25Audio system, see page 135
26Storage / eyeglasses compartment

22 Contents - Operation
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
OperationVehicle keys ...................................... 24
Start lock-out .................................... 27
General notes on the
central locking system ............... 28
Central locking system ................... 29
Radio frequency and
infrared remote control ............... 29
Opening the trunk ....................... 32
Opening and closing
windows and sliding/pop-up
roof from outside .......................... 33
Panic button .................................. 34
Mechanical keys ........................... 34
Doors .................................................. 35
Central locking switch .................... 37
Automatic central locking .............. 38
Emergency unlocking
in case of accident ...................... 38
Trunk ................................................. 39
Trunk lid release switch ................. 41
Trunk lid emergency release ......... 42
Antitheft alarm system ................... 43Tow-away alarm ............................... 45
Power seats front ............................. 46
Front seat head restraints .............. 52
Rear seat head restraints ............... 53
Multicontour seat ............................ 54
Seat heater ........................................ 55
Seat ventilation ................................ 58
Seat belts and integrated
restraint system .......................... 60
Seat belts .......................................... 60
Seat belt nonusage
warning system ........................... 61
BabySmart
TM airbag
deactivation system ................... 67
Self-test BabySmart
TM
without special child
seat installed ................................ 67
Supplemental restraint
system (SRS) ............................... 68
Emergency tensioning
retractor (ETR) ............................ 69
Airbags .............................................. 70Safety guidelines for the
seat belt, emergency
tensioning retractor
and airbag .................................... 76
Infant and child
restraint systems ......................... 78
Steering wheel adjustment ............ 81
Rear view mirrors ............................ 82
Instrument cluster ........................... 86
Multifunction steering wheel,
multifunction display ................. 92
Trip and main odometer,
FSS and engine oil
level display ................................. 96
Audio systems .................................. 97
Radio .............................................. 97
CD player ....................................... 98
Cassette player ............................. 99
Telephone ........................................ 100
Telephone book .......................... 100
Redialing ..................................... 102
Incoming call .............................. 104
Navigation system .......................... 105
Trip computer ................................. 106

24
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Ve h i c l e k ey s
Included with your vehicle are:
•2 electronic main keys with integrated radio
frequency and infrared remote controls plus
removable mechanical key.
•1 electronic reserve key without remote control
functions, plus removable mechanical key.
The locking tabs for the mechanical key portion of the
two electronic main keys are a different color to help
distinguish it.
Wa r n i n g !
When leaving the vehicle always remove the
electronic key from the steering lock, and lock your
vehicle. Do not leave children unattended in the
vehicle, or with access to an unlocked vehicle.
Unsupervised use of vehicle equipment may cause
serious personal injury.

25 Central locking system
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Electronic main key
The electronic main key has an integrated radio
frequency and infrared remote control, plus removable
mechanical key.
The remote control (1) operates all locks on the vehicle.
The mechanical key (2) works only in the driver’s door,
trunk, and storage compartment locks.When using the mechanical key (2) for lock operations,
it can be removed by sliding it out of the remote control.
To do so, move locking tab (3) to the right and slide the
mechanical key (2) in direction of arrow (4).
The remote control transmitter is located in the
electronic main key.
The infrared receivers are located in the front door
handles.
Note:
Remove the mechanical key from the electronic main
key when using valet parking service. To prevent access
to trunk or storage compartments lock them separately
and retain the mechanical key.
See page 39 for separate locking of trunk and page 163
for locking of glove box.
P80.35-2031-26
1
3
4
2

26 Central locking system
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Electronic reserve key
The electronic reserve key is without remote control
functions, but with removable mechanical key.The electronic reserve key (1) works only in the steering
lock. There are no batteries inside the electronic reserve
ke y.
The mechanical key (2) works only in the driver’s door,
trunk (tailgate), and storage compartment locks.
To use the mechanical key (2), remove it from its
electronic reserve key (1).
Note:
We recommend that you carry the electronic reserve
key plus mechanical key with you and keep it in a safe
place (e.g. your wallet) so that it is always handy. Never
leave the electronic reserve key in the vehicle.
P80.35-2036-26
1

27 Central locking system
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Obtaining replacement keys
Your vehicle is equipped with a theft deterrent locking
system requiring a special key manufacturing process.
For security reasons, replacement keys can only be
obtained from your authorized Mercedes-Benz Center.Start lock-out
Important!
Removing the electronic key from the steering lock
activates the start lock-out. The engine cannot be
started.
Inserting the electronic key in the steering lock
deactivates the start lock-out.
Note:
In case the engine cannot be started (vehicle’s battery is
in order), the system is not operational. Contact an
authorized Mercedes-Benz Center or call 1-800-FOR-
MERCedes (in the USA), or 1-800-387-0100 (in Canada).