Mercedes-Benz 2014 GLK Class - Manual (Page 340)

event of a sudden loss of pressure, bring the
vehicle to a halt by braking carefully. Avoid
abrupt steering maneuvers.
The function of the tire pressure loss warning
system is limited or delayed if:
R
snow chains are mounted on your vehicle's
tires.
R
road conditions are wintry.
R
you are driving on sand or gravel.
R
you adopt a very sporty driving style
(cornering at high speeds or driving with
high rates of acceleration).
R
you are towing a very heavy or large trailer.
R
you are driving with a heavy load (in the
vehicle or on the roof).
Restarting the tire pressure loss
warning system
Restart the tire pressure loss warning system
if you have:
R
changed the tire pressure
R
changed the wheels or tires
R
mounted new wheels or tires
X Before restarting, make sure that the tire
pressures are set properly on all four tires
for the respective operating conditions.
The recommended tire pressure can be
found on the Tire and Loading Information
placard on the B-pillar on the driver's side
A tire pressure table is also affixed to the
fuel filler flap. The tire pressure loss
warning system can only give reliable
warnings if you have set the correct tire
pressure. If an incorrect tire pressure is set,
these incorrect values will be monitored.
X Observe the notes in the section on tire
pressures (
Y page 334).
X Make sure that the SmartKey is in position
2(
Y page 145) in the ignition lock.
X Press the = or ; button on the
steering wheel to select the
Service
menu.
X Press the 9 or : button on the
steering wheel to select the
Tire
Pressure menu.
X Press the a button.
The
Run Flat Indicator Active
Press 'OK' to Restart message
appears in the multifunction display.
If you wish to confirm the restart:
X Press the a button.
The
Tire Pressure Now OK? message
appears in the multifunction display.
X Press the 9 or : button to select
Yes .
X Press the a button.
The
Run Flat Indicator Restarted
message appears in the multifunction
display.
After a teach-in period, the tire pressure
loss warning system will monitor the set
tire pressures of all four tires.
If you wish to cancel the restart:
X Press the % button.
or
X If the Tire Pressure Now OK? message
appears, use the 9 or : button to
select
Cancel .
X Press the a button.
The tire pressure values stored at the last
restart will continue to be monitored.
Tire pressure monitor
General notes
If a tire pressure monitor is installed, the
vehicle's wheels have sensors that monitor
the tire pressures in all four tires. The tire
pressure monitor warns you if the pressure
drops in one or more of the tires. The tire
pressure monitor only functions if the
corresponding sensors are installed on all
wheels.
Information on tire pressures is displayed in
the multifunction display. After a few minutes
338
Tire pressure
Wheels and tires