2001 MERCEDES-BENZ E320 Steering unlock

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

22 Contents - Operation
Technical
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
Technical
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.

28 Central locking system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
General notes on the central locking system
If the electronic key is inserted in the steering lock, the
vehicle cannot be locked or unlocked with the remote
control.
If the vehicle cannot be locked or unlocked:
•Aim tra nsmitter eye a t a re ceiver of eith er front d oor
handle. Check the batteries of the electronic main
key, see page 291 or to synchronize the remote
control, see page 293.
•Use the mechanical key to unlock the vehicle. To
sta rt engine, insert th e electronic key in th e stee ring
lock. There could be a slight delay until the
electronic key can be turned in the steering lock.Important!
When unlocking the driver’s door with the mechanical
key, the exterior lamps will flash and the alarm will
sound.
To cancel the alarm, insert the electronic key in the
steering lock or press buttonŒ or‹ on the
electronic main key.

29 Central locking system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Central locking system
Radio frequency and infrared remote control
The electronic main key has an integrated radio
frequency and infrared remote control.
Due to the extended operational range of the remote
control, it could be possible to unintentionally lock or
unlock the vehicle by pressing the transmit button. If
one of the transmit buttons is pressed, the battery check
lamp lights up briefly – indicating that the batteries are
in order. See page 291 for checking batteries.
The vehicle doors, trunk and fuel filler flap can be
centrally locked and unlocked via remote control.
Opening and closing the windows and sliding / pop-up
roof remotely can only be done with the infrared portion
of the remote control. Aim transmitter eye at a
receiver (6 or 7), press and hold transmit button Œ
or ‹.
With vehicle centrally locked, the trunk can also be
opened by using the remote control.
If the electronic key is inserted in steering lock, the
vehicle cannot be locked or unlocked, and the trunk lid
cannot be opened with the remote control.1Transmit button
‹ Locking
ΠUnlocking
Š Opening trunk (if not separately locked)
2Lamp for battery check (see page 291 for changing
batteries if it does not light up brief ly)
3PA N I C b u t t o n
4Transmitter eye
5Locking tab for mechanical key
P80.35-2032-26
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31 Central locking system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Locking and unlocking with remote control
Unlocking:
Press transmit button Œ. All turn signal lamps blink
once to indicate that the vehicle is unlocked.
The remote control can be programmed for two kinds of
unlocking modes (see below):
Selective unlocking mode –
Press transmit button Œ once to unl ock d river’s d oor
and fuel filler flap.
Press transmit button Πtwice to unlock all doors,
fuel filler flap, and trunk.
Global unlocking mode –
Press transmit button Πonce to unlock all doors,
fuel filler flap, and trunk.
Notes:
If the trunk was previously locked separately, it will
remain locked, see page 39.
The presently active unlocking mode (selective or
global) can only be determined by unlocking the vehicle
with the remote control (see below for changing mode).If within 40 seconds of unlocking with the remote
control, neither door nor trunk is opened, the electronic
key is not inserted in the steering lock, or the central
locking switch is not activated, the vehicle will
automatically lock.
Locking:
Press transmit button ‹ once. All turn signal lamps
blink three times to indicate that the vehicle is locked.
If the turn signal lamps do not blink, a door or trunk is
not closed properly.
Note:
If the vehicle cannot be locked or unlocked by pressing
the transmit button, then it may be necessary to change
the batteries in the electronic main key (if ok, battery
check lamp in electronic main key will light briefly
when pressing transmit button) or to synchronize the
remote control, see pages 291 and 293.

34 Central locking system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Panic button
To activate press and hold button (1) for at least one
second. An audible alarm and blinking exterior lamps
will operate for approximately 3 minutes.
To deactivate press button (1) again, or insert electronic
key in steering lock.Note:
For operation in the USA only: This device complies
with Part 15, Subpart C, Section 209 of the FCC Rules.
Operation is subject to the following two conditions:
(1) This device may not cause harmful interference, and
(2) this device must accept any interference received,
including interference that may cause undesired
operation.
WARNING: Changes or modification not expressly
approved by party responsible for compliance could void
the user’s authority to operate the equipment.
Mechanical keys
The mechanical keys work only in the driver’s door,
trunk, and storage compartment locks.
Notes:
The mechanical key does not operate the central locking
system or antitheft alarm system.
The fuel filler flap cannot be locked or unlocked with
the mechanical key.
P80.35-2035-26
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