Points to observe before use
The sockets can be used for accessories, e.g.
lamps or mobile phone chargers with a maximum current draw of 180 W (15 A).
If you use the sockets for long periods when the engine is switched off, the battery may discharge.
Turn the SmartKey to position 1
in the
ignition lock.
An emergency cut-out ensures
that the
on-board voltage does not drop too low. If
the on-board voltage is too low, the power
to the sockets is automatically cut. This
ensures that there is sufficient power to
start the engine.
See also:
Speedometer with segments
The segments in the speedometer indicate
which speed range is available.
Cruise control (Y page 167) activated:
The segments light up from the stored speed
to the maximum speed.
DISTRONIC PLUS ...
Automatic locking feature
The vehicle locks automatically when the ignition is switched on and the wheels
of the vehicle are turning at a speed of more than 9 mph (15 km/h).
You could therefore be locked out when:
the v ...
Fuse box in the engine compartment
► Open the hood.
Illustrated: GL 450 (GL 350 BlueTEC, GL 550 are
similar)
► Remove any existing moisture from the
fuse box using a dry cloth.
► To open: open clamps 2.
` ...