trunk MERCEDES-BENZ C-CLASS 1999 Owners Manual

Instruments and Controls
For more detailed descriptions see Index.
For adjustments of air outlets, refer to Automatic
Climate Control (see Index).

1. Side air outlet, adjustable
2. Air volume control for side air outlet
3. Exterior lamp switch
4. Parking brake release
5. Hood lock release
6. Parking brake pedal
7. Steering wheel adjustment lever
8. Combination switch
9. Cruise control switch
10. Horn, airbag
11. Instrument cluster
12. Steering lock with ignition/starter switch
13. Center air outlets, adjustable
14. Air volume control for center air outlets
15. Glove box (illuminated with electronic
key in steering lock position 1 or 2)


16. Left front seat heater switch
17. ASR or ESP control switch
18. Switch for rear seat head restraints
19. Hazard warning flasher switch
20. Central locking switch,
Indicator lamp for antitheft alarm system

21. Right front seat heater switch
22. Automatic climate control
Rear win dow defroster switch
23. Audio system
24. Open storage compartment
25. Ashtray with lighter
26 .Storage/eyeglasses compartment
27. Power window switches, front doors

28. Power window safety switch, rear doors
29. Airbag off indicator lamp
30. Power window switches, rear doors
31. Trunk lid release switch
32. Mirror adjustment switch


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Car Keys

Included with your vehicle are:
• 2 electronic main keys with integrated radio frequency and infrared remote controls plus slide out and removable
mechanical key.
• 1 electronic reserve key without remote control functions, plus removable mechanical key.

Warning !

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. Electronic main key with integrated radio frequency
and infrared remote control, plus slide out and removable mechanical key


The remote control (1) operates all locks on the car. The mechanical keys (2) work only
in the driver's door, trunk, and storage comp artment locks. The mechanical key can be
used by sliding it out of the remote control. Move lock (3) in direction of arrow and slide
the mechanical key (2, right arrow) until it locks in place. Move lock (3) in direction of
arrow and slide the mechanical key (2, left arrow) to remove. The remote control
transmitter is located in the electronic ma in key holder. The infrared receivers are
located in the front door handles.


Electronic reserve key without remote control functions, plus removable mechanical key.

The electronic reserve key (1) works only in the steering lock. The mechanical key (2)
works only in the driver's door, trunk, an d storage compartment locks. To use the
mechanical key (2), remove it from its electronic reserve key (1).


Notes:
We recommend that you carry the electronic reserve key wi th mechanical key with you and keep it in a safe place
(e.g. your wallet) so that it is always handy. Never le ave the electronic reserve key in the vehicle. Remove the
mechanical key from the electronic main key when using va let parking service. To prevent access to trunk or storage
compartments lock them separ
ately.

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 dealer.


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Central Locking System

Radio Frequency and Infrared Remote Control
The electronic main key has an integrated radio and infrar ed remote control. Due to the extended operational range
of
the remote control, it could be possible to unintentionally lock or unlock the vehi cle by pressing the transmit button.
A command received by the central locking system is ac knowledged by the function control lamp blinking once. The
vehicle doors, trunk and fuel filler flap can be centrally locked and unlocked. Opening and closing the windows and
sliding/pop-up roof can only be done with the infrared portion of the remote control. Aim transmitter eye (5) at a
receiver (6 or 7) and press transmit button. With vehicle centrally locked, the trunk can also be opened by using the
remote control. If the electronic key is inserted in steeri ng lock, the vehicle cannot be locked or unlocked with the
remote control.




1. Transmit button

Locking

Unlocking

Opening trunk (if not key locked)
2. PANIC button
3. Release button for mechanical key
4. Lamp for battery check and function control
5. Transmitter eye
6. Infrared receiver in driver's door handle
7. Infrared receiver in front passenger door handle


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Locking and Unlocking

Unlocking:
Press transmit button
. All turn signal lamps blink once to indicate that the vehicle is unlocked.
The remote control can be programmed for two kinds of unlocking methods (see below): Selective
unlocking mode. Press transmit button
once to unlock driver's door and fuel filler flap. Press
transmit button
twice to unlock doors, fuel filler flap, and trunk. Global unlocking mode - Press
transmit button
once to unlock doors, fuel filler flap, and trunk.

Notes:
If the trunk was previously locked separately, it will remain locked (see Index). 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). The vehicle is automatically locked again, if within 40
seconds of unlocking with the remote control, neither door or trunk is opened, the electronic key is
not inserted in the steering lock, or the central locking switch is not activated.

Locking:
Press transmit button
once. All turn signal lamps blink three times to indicate that the vehicle is
locked
.
Note:
If the vehicle cannot be locked or unlocked by pressi ng the transmit button, then it may be necessary
to change the batteries in the transmitter (if ok, battery check lamp in transmitter will light briefly
when transmitting) or to synchronize the system, see Remote Control in Index.


Choosing Global or Selective Mode on Remote Control
Press and hold transmit buttons
and simultaneously for five seconds to reprogram the
remote control. Battery check lamp will blink two times indicating the completed mode change.


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Opening the Trunk
A minimum height clearance of 5.9 ft ( 1.8 m) is required to open the trunk lid. Press transmit button
until trunk lid is open.

Important !
Do not place remote control in trunk since trunk is locked again when closing the lid.

Note:
If the trunk was previously locked separately, it will remain locked (see Index).

Opening and Closing Windows and Sliding/Pop-Up Roof from Outside
Aim transmitter eye (5) of remote control at door receivers (6 or 7).
To open:
Continue to press transmit button
after unlocking car
The windows and sliding/pop-up roof begin to open after approx. 1 second. To interrupt opening
procedure, release button.
To close:
Continue to press transmit button
after locking car
The windows and sliding/pop-up roof begin to cl ose after approx. 1 second. To interrupt closing
procedure, release button.

Warning !
Never operate the windows or sliding/pop-up roof if there is the possibility of anyone being
harmed by the opening or closing procedure.
In case the procedure causes potential danger, the procedure can be immediately halted by
releasing the remote control button. To reverse direction of movement press
for opening
or
for closing.

Note:
If the windows and sliding/ pop-up r oof cannot be operated automatically by pressing the transmit
button of the remote control then it may be necessa ry to change the batteries in the transmitter
(if ok, battery check lamp in transmitter will light briefly when transmitting), or to synchronize the
electronic main key, see Electronic main key, in Index.


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Panic Button

To activate press and hold button (1) for at least one second. The
alarm will last for approximately 3 minut es in form of blinking exterior
lamps, and an additional horn will sound intermittently
To deactivate press button (1) again, or insert electronic key in
steering lock.



Note:
For operation in the USA only: This devise complies with Part 15 of the FCC Rules. Operation is subject to the
following two conditions: (1) This device may not cause har mful interference, and (2) this device must accept any
interference received, including interference that may cause undesired operation. Any unauthorized modification to
this device could void the user's authority to operate the equipment.


Mechanical Keys

The entire vehicle may be locked or unlocked by using either t he mechanical key in driver's door or trunk lock, or
central locking switch located in center console. The central locking system also locks or unlocks the fuel filler flap.

Note:
If the fuel filler flap cannot be opened, refer to Fuel Filler Flap, Manual Release (see Index).


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Doors

1. Opening - pull handle
2. Unlocking
3. Locking
4. Individual door from inside:
• Push lock button down to lock.
• Pull lock button up to unlock.


When you lock the car, all door lock buttons should mo ve down. If any one stays up, the respective door is not
properly closed. You should then unlock the car, open and reclose this door, and lock the car again. Each individual
door can be locked with door lock button - the driver's door can only be locked when it is closed. If the car has
previously been locked from the outside, only the door bei ng opened from the inside will unlock, and the alarm will
come on. The remaining doors, the trunk lid and fuel filler flap remain locked.

Notes:
In case of a malfunction in the central locking system the doors can be locked and unlocked individually. To lock, turn
mechanical key to position 3 or push down lock buttons. To unl ock, turn mechanical key to position 2 or pull up lock
buttons.


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Central locking switch

1. Locking
2. Unlocking


The central locking switch is located in the center cons ole. The doors can only be locked with the central locking
switch, if the front doors are closed. If the car was previously locked with the remote control or key, the doors and
trunk cannot be unlocked with the central locking switch. If the car was previously locked with the central locking
switch, while in the selective remote control mode, only the door opened from the inside is unlocked. If the car was
previously locked with the central locking switch, while in the global remote control mode, the complete vehicle is
unlocked when a front door is opened from the inside.


Automatic Central Locking
The central locking switch also operates the automatic central locking.
To activate:
With electronic key in steering lock position 2 hold upper portion of switch (1) for a minimum of 5 seconds.
To deactivate:
With electronic key in steering lock position 2 hold lower portion of switch (2) for a minimum of 5 seconds.
With the automatic central locking system activated, the doors and trunk are locked at vehicle speeds of approx. 9
mph (15 km/h) or more . The fuel filler flap remains unlocked.

Notes:
If doors are unlocked with the central locking switch after activating the automatic central locking, and neither door is
opened, then the doors remain unlocked even at vehicle speeds of approx. 9 mph (15 km/h) or more. Opening a door
from the inside at speeds of approx. 9 mph (15 km/h) or less with the automatic central locking activated, the door will
again be automatically locked at speeds of approx. 9 mph (15 km/h) or more.

Emergency Unlocking in Case of Accident
The doors unlock automatically a short time after an a ccident (this is intended to aid rescue and exit).
However, the electronic key must still be in the steering lock.


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Trunk

0 - Neutral position - push to open
1 - Unlocking
2 - Locking (detent)
3 - Separate locking of trunk - remove mechanical key in this position.

When the trunk is separately locked, it remains locked when centrally unlocking
the vehicle. To deny any unauthorized person access to the trunk, lock it
separately. Leave only the electronic main key less its mechanical key with the
vehicle.

Notes:
In case of a malfunction in the central locking system the trunk can be locked and unlocked individually. To lock, turn
mechanical key to position 2 or 3. To unlock and open the trunk lid, turn mechanical key to position 1, hold and push
to open. If the fuel filler flap cannot be opened, refe r to Fuel Filler Flap, Manual Release (see Index).


Important!
Do not place mechanical key inside trunk, since trunk is locked again when closing the
lid.

Lower trunk lid using handle (4) and close it with hands placed flat on trunk lid.

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Power Windows and Sliding/Pop-Up Roof


1 - Opening
2 - Interrupting
3 - Closing


When locking doors or trunk, turn mechanical key in door lock or trunk lock to position 3 and hold.
The windows and the sliding/pop-up roof begin to cl ose automatically after approximately 1 second.
To interrupt the closing procedure, turn mechanical key to position 2. When unlocking doors or trunk,
turn mechanical key in door lock or trunk lock to position 1 and hold. The windows and the
sliding/pop-up roof begin to open automatically after approximately 1 second. To interrupt the opening
procedure, turn mechanical key to position 2.

Warning !

Never operate the windows or sliding/pop-up roof if there is the possibility of anyone being
harmed by the procedure. In case the procedure causes potential danger, the procedure can
be immediately reversed by turning the mechanic al key to the reversed operational direction:
• for opening position (1)
• for closing position (3).

Note:

If the opening/closing procedure is inte rrupted, it can only be continued by first turning the mechanical
key to the interrupting position (2) and then again to the opening/ closing position (1 or 3) and hold.

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