2005 MERCEDES-BENZ ML500 Owner's Manual

87 Controls in detail
Locking and unlocking
Seats
Memory function*
Lighting
Instrument cluster
Automatic transmission
Transmission control – LOW RANGE mode
Good visibility
Automatic climate control
Power windows
Power tilt / sliding sunroof*
Driving systems
Loading
Useful features

88 Controls in detailIn the “Controls in detail” section you will
find detailed information on how to oper-
ate the equipment installed in your vehicle.
If you are already familiar with the basic
functions of your vehicle, this section will
be of particular interest to you.
To quickly familiarize yourself with the ba-
sic functions of the vehicle, refer to the
“Getting started” section of this manual.
The corresponding page numbers are
given at the beginning of each segment.Locking and unlocking
For more information on locking and un-
locking, see “Getting started” (
page 31)
and (
page 55).
Remote control with folding key
Your vehicle comes supplied with two
remote controls with folding key.
The remote control provides an extended
operating range. To prevent theft,
however, it is advisable to only unlock the
vehicle when you are in close proximity to
it.
The key centrally locks and unlocks:

the doors


the liftgate


the fuel filler flap
Remote control with folding key1ÂPanic button (
page 75)
2ŒUnlock button
3‹Lock button
4Release button for key
5ŠUnlock button for liftgate

89 Controls in detail
Locking and unlocking
Unlocking
Global unlocking
Press buttonΠtwice.
All turn signal lamps flash once. The
locking knobs in the doors move up.
The anti-theft alarm system is switched
off.
The vehicle will lock again automatically
and reactivate the anti-theft alarm system
within approximately 40 seconds of
unlocking if:


neither door nor liftgate is opened


the key is not inserted in the starter
switch


the central locking switch is not
activatedUnlocking the driver’s door and fuel
filler flap

Press buttonΠonce.
All turn signal lamps flash once. The
locking knob in the driver’s door moves
up. The anti-theft alarm system is
switched off.
Unlocking the liftgate

Press buttonŠ.
Only the liftgate unlocks.
Locking

Press button‹ once.
All turn signal lamps flash three times
to indicate that all doors, the liftgate
and the fuel filler flap are locked. The
anti-theft alarm system is activated.
Warning!
G
When leaving the vehicle, always remove the
key from the steering lock, and lock your ve-
hicle. Do not leave children unattended in
the vehicle, or with access to an unlocked
vehicle. Unsupervised use of vehicle equip-
ment may cause an accident and / or seri-
ous personal injury.!To prevent possible malfunction, avoid
exposing the remote control to high
levels of electromagnetic radiation.iIf the key is inserted in the steering
lock, the vehicle cannot be locked or
unlocked with the remote control.

90 Controls in detailLocking and unlocking
Loss of remote control with folding key
If you lose a remote control or the folding
key, you should do the following:
Have the remote control deactivated
by an authorized Mercedes-Benz Light
Truck Center.

Report the loss of the remote control or
the folding key immediately to your car
insurance company.

If necessary have the mechanical lock
replaced.
Your authorized Mercedes-Benz Light
Truck Center will be glad to supply you
with a replacement.
Opening the doors from the inside
You can open a locked door from the in-
side. Open door only when conditions are
safe to do so.
1Locking knob
2Inside door handle
Front doors
Pull on door handle2 on the respec-
tive front door to open door.
If door was locked, locking knob1 will
move up.
!If you can no longer lock or unlock the
vehicle with the remote control, then
the batteries in the remote control are
discharged, the remote control is mal-
functioning or the vehicle battery is
drained.

Check the batteries in the remote
control and replace them if neces-
sary (
page 273).


Use the folding key to unlock or
lock the driver’s door as required
(page 268).


Lock the liftgate if necessary from
inside (
page 91).


Check the vehicle battery
(page 272).


Synchronize the remote control
(page 273).
If the remote control is malfunctioning,
contact an authorized Mercedes-Benz
Light Truck Center.

91 Controls in detail
Locking and unlocking
Rear doors
Pull up locking knob1 on the respec-
tive rear door.

Pull on door handle2 on the respec-
tive rear door to open door.
Opening the liftgate
Opening the liftgate from outside
A minimum height clearance of 7 ft
(2.15 m) is required to open the liftgate.
The handle is located above the rear
license plate recess.
1Grip molding
2Handle
The vehicle must be unlocked.
Pull on handle2.

Swing the liftgate upward by using the
grip molding1.Opening the liftgate from inside
A minimum height clearance of 7 ft
(2.15 m) is required to open the liftgate.
The release lever is located on the inside of
the liftgate.
1Release lever
2Catch

To unlock the liftgate, move the
catch2 to the right.
iIf the vehicle has previously been
locked from the outside using the
remote control, opening a door from
the inside will trigger the alarm.
To cancel the alarm, do one of the
following:

Switch on the ignition by turning
the key in the steering lock to
position2.


Press the‹ or Œbutton on
the remote control.
!Always make sure that there is suffi-
cient overhead clearance.


92 Controls in detailLocking and unlocking
Pull release lever1 down and swing
liftgate upward.
Closing the liftgate
1Recessed grip
2Grip molding

Pull down on recessed grip1.

Close liftgate by using grip molding2.
!Always make sure that there is suffi-
cient overhead clearance.iTo lock the liftgate, move the catch2
to the left.
Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the lift-
gate opening when closing the liftgate. Be
especially careful when small children are
around.
Do not close the liftgate from the inside by
pulling on the handle.
When leaving the vehicle, always remove the
key from the steering lock and lock the vehi-
cle. Do not leave children unattended in the
vehicle. Children could open the liftgate
from inside, which could result in an acci-
dent and / or serious personal injury.
Warning!
G
Only drive with the liftgate closed as exhaust
fumes may enter the vehicle interior.iDo not place the key in the cargo com-
partment. You may lock yourself out.iIf the vehicle was previously centrally
locked, the liftgate lid will lock auto-
matically when closed. The turn signals
will flash three times to confirm lock-
ing.


93 Controls in detail
Locking and unlocking
Automatic central locking
The doors and the liftgate automatically
lock when the ignition is switched on and
the left front wheel turns at vehicle speeds
of approximately 9 mph (15 km / h) or
more.
You can open a locked door from the in-
side. Open door only when conditions are
safe to do so.
If one of the front doors is then opened
from the inside, the vehicle is unlocked
centrally unless only the driver's door was
previously unlocked.You can deactivate the automatic locking
using the central locking switch.The switch is located on the lower center
console.
Central locking switch1Locking
2Unlocking
Switch on ignition (
page 33).
iThe doors unlock automatically after an
accident if the force of the impact ex-
ceeds a preset threshold.
To prevent the vehicle door locks from
locking, deactivate the automatic cen-
tral locking when the vehicle

is pushed or towed


is on a test stand


during a wheel change

94 Controls in detailLocking and unlockingActivating
Press and hold upper part1 of the
central locking switch for approximate-
ly six seconds.
The automatic central locking is
activated.
Deactivating

Press and hold lower part2 of the
central locking switch for approximate-
ly six seconds.
The automatic central locking is deacti-
vated.
Locking and unlocking from the inside
You can lock or unlock the doors and the
liftgate from inside using the central lock-
ing switch. This can be useful, for example,
if you want to lock the vehicle before start-
ing to drive.
The fuel filler flap cannot be locked or un-
locked with the central locking switch.
The switch is located on the lower center
console (
page 93).
Locking

Press upper part1 of central locking
switch.
If all the doors are closed, the vehicle
locks.
Unlocking

Press lower part2 of central locking
switch.
The vehicle unlocks.
Warning!
G
When leaving the vehicle, always remove the
key from the steering lock and lock the vehi-
cle. Do not leave children unattended in the
vehicle, or with access to an unlocked vehi-
cle. Unsupervised use of vehicle equipment
may cause an accident and / or serious per-
sonal injury.
iYou can open a locked door from the
inside. Open door only when conditions
are safe to do so.
If the vehicle was previously centrally
locked using the remote control, it will
not unlock using the central locking
switch.