Mercedes-Benz GL450 Operator's Manual page 394

Reactivating the Run Flat Indicator
The tire inflation pressure monitor must be
reactivated in the following situations:
If you have changed the tire inflation
pressure
If you have replaced the wheels or tires
If you have installed new wheels or
tires
Using the tire placard on the driver's
door B-pillar or, if available, the inside
of the fuel filler flap, make sure the tire
inflation pressure of all four tires is cor-
rect.
Warning!
The Run Flat Indicator can only warn you in
a reliable manner if you have set the correct
tire inflation pressures for each tire.
If an incorrect tire inflation pressure was
set, the system will monitor the pressure ac-
cording to the incorrect value.
Switch on the ignition ( page 42).
Make sure the standard display menu
appears in the multifunction display
( page 153).
Press button k or j repeatedly
until the following message appears in
the multifunction display:
Press the reset button on the instru-
ment cluster ( page 151).
G
The following message will appear in
the multifunction display:
Restart
Run Flat Indicator?
Yes
Cancel
Tires and wheels
If you wish to confirm activation:
Press button æ.
The following message will appear in
the multifunction display:
Run Flat Indicator
restarted
After a certain "learning phase", the Run
Flat Indicator checks the set pressure val-
ues for all four tires.
If you wish to cancel activation:
Press button ç.
or
Wait until the message
Restart
Run Flat Indicator?
Yes
Cancel
disappears.
Operation
393