Mercedes-Benz SL 550 BlueEFFICIENCY, Operator'S Manual

Page: 79 / 572

X
Turn the mechanical key counterclockwise
to position
1
.
The door is unlocked.
X
Turn the mechanical key back and remove
it.
X
Insert the mechanical key into the
SmartKey.
If you use the mechanical key to unlock and
open the driver's door, the anti-theft alarm
system will be triggered (
Y
page 65).
Locking the vehicle (mechanical key)
If the vehicle can no longer be locked with the
SmartKey, use the mechanical key.
X
Open the driver's door.
X
Close the front-passenger door and the
trunk lid.
X
Press the locking button (
Y
page 75).
X
Check whether the locking knob on the
front-passenger door is still visible. Press
down the locking knob by hand, if
necessary.
X
Close the driver's door.
X
Take the mechanical key out of the
SmartKey (
Y
page 70).
X
Insert the mechanical key into the lock of
the driver's door as far as it will go.
1
To lock
X
Turn the mechanical key clockwise as far
as it will go to position
1
.
X
Turn the mechanical key back and remove
it.
X
Make sure that the doors and the trunk lid
are locked.
X
Insert the mechanical key into the
SmartKey.
i If you lock the vehicle as described above,
the fuel filler flap is not locked. The anti-
theft alarm system is not armed.
Trunk
Important safety notes
G
WARNING
When leaving the vehicle, always remove the
SmartKey from the ignition lock. Always take
the SmartKey with you and lock the vehicle.
Do not leave children unsupervised in the
vehicle, even if they are secured in a child
restraint system, and do not give them access
to an unlocked vehicle. A child's unsupervised
access to a vehicle could result in an accident
and/or serious personal injury. They could:
R
injure themselves on vehicle parts
R
be seriously or fatally injured by extreme
heat or cold
R
injure themselves or have an accident with
vehicle equipment that may still be in
operation even after the SmartKey has
been removed from the ignition, such as the
Trunk
77
Opening/closing
Z