Mercedes-Benz GL-Class 2014 Owners Manual - Manual (Page 417)

and must be corrected at the next
opportunity.
R If the Check Check Tires Tires message appears in the
multifunction display, the tire pressure in
one or more tires has dropped significantly
and the tires must be checked.
R If the Tire Malfunction Tire Malfunction appears in the
multifunction display, the tire pressure in
one or more tires has dropped suddenly
and the tires must be checked.
i If the wheel positions on the vehicle are
rotated, the tire pressures may be
displayed for the wrong positions for a
short time. This is rectified after a few
minutes of driving, and the tire pressures
are displayed for the correct positions.
Restarting the tire pressure monitor
When you restart the tire pressure monitor,
all existing warning messages are deleted and
the warning lamps go out. The monitor uses
the currently set tire pressures as the
reference values for monitoring. In most
cases, the tire pressure monitor will
automatically detect the new reference
values after you have changed the tire
pressure. However, you can also define
reference values manually as described here.
The tire pressure monitor then monitors the
new tire pressure values.
X Set the tire pressure to the value
recommended for the corresponding
driving situation on the Tire and Loading
Information placard on the driver's side
B-pillar (
Y
page 408).
Additional tire pressure values for different
loads can also be found on the tire pressure
table on the inside of the fuel filler flap
(
Y
page 408).
X Make sure that the tire pressure is correct
on all four wheels.
X Make sure that the SmartKey is in position
2 in the ignition lock.
X Press the = or ; button on the
steering wheel to select the Service Service
menu.
X
Press the 9 or : button to select
Tire Pressure Tire Pressure .
X Press the a button.
The multifunction display shows the
current tire pressure for the individual tires
or the Tire pressure will be Tire pressure will be
displayed after driving a few displayed after driving a few
minutes minutes message.
X
Press the : button.
The Use Current Pressures as New Use Current Pressures as New
Reference Values Reference Values message appears in
the multifunction display.
If you wish to confirm the restart:
X
Press the a button.
The Tire Press. Monitor Restarted Tire Press. Monitor Restarted
message appears in the multifunction
display.
After driving for a few minutes, the system
checks whether the current tire pressures
are within the specified range. The new tire
pressures are then accepted as reference
values and monitored.
If you wish to cancel the restart:
X Press the % button.
The tire pressure values stored at the last
restart will continue to be monitored.
Loading the vehicle
Instruction labels for tires and loads
G WARNING
Overloaded tires can overheat, causing a
blowout. Overloaded tires can also impair the
steering and driving characteristics and lead
to brake failure. There is a risk of accident.
Observe the load rating of the tires. The load
rating must be at least half of the GAWR of
your vehicle. Never overload the tires by
exceeding the maximum load.
Loading the vehicle
415
Wh
eels
and
tires
Z