Mercedes-Benz GL-Class: Mechanical key
General notes
If the vehicle can no longer be unlocked with the SmartKey, use the mechanical key.
If you use the mechanical key to unlock and open the driver's door, the anti-theft alarm system will be triggered.
There are several ways to turn off the alarm:
► To turn the alarm off with the
SmartKey: press the
button
on the SmartKey.
or
► Insert the SmartKey into the ignition
lock.
or
► To deactivate the alarm with KEYLESSGO:
press the Start/Stop button in the
ignition lock. The SmartKey must be in the
vehicle.
or
► Lock or unlock the vehicle using
KEYLESSGO.
The SmartKey must be outside the vehicle.
Removing the mechanical key

► Push release catch 1 in the direction of the arrow and at the same time, remove mechanical key 2 from the SmartKey.
Restoring the factory settings
► Press the
buttons
simultaneously for approximately six
seconds until the battery check lamp
flashes twice. ...
SmartKey battery
Important safety notes
It is advisable to have batteries replaced at a
qualified specialist workshop, e.g. at an
authorized Mercedes-Benz Center.
WARNING
Batteries contain toxic and c ...
See also:
Servicing climate control
The climate control system in your INFINITI
is charged with a refrigerant designed with
the environment in mind. This refrigerant
will not harm the earth’s ozone layer.
However, special char ...
Parts and accessories
WARNING
The fitting of non-approved parts and accessories, or the carrying out of non-approved
alterations or conversions, may be dangerous and could affect the safety of the
vehicle and occ ...
Topping up the brake fluid
NOTICE
Brake fluid will damage painted surfaces. Soak up any spillage with an absorbent
cloth immediately and wash the area with a mixture of car shampoo and water.
Only use new fluid from an ...






