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Operation
Tires and wheels
Reactivating the Run Flat Indicator
The tire inflation pressure monitor must be
reactivated in the following situations:
ț If you have changed the tire inflation
pressure
ț If you have replaced the wheels or tires
ț 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.
̈ Switch on the ignition (୴ page 38).
Make sure the standard display menu
appears in the multifunction display
(
୴ page 141).
̈ Press button k or j repeatedly
until the following message appears in
the multifunction display:
Run Flat Indicator
active
Menu: R-Button
̈ Press the reset button (୴ page 27).
The following message will appear in
the multifunction display:
Restart
Run Flat Indicator?
Cancel
Yes
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?
Cancel
Yes
disappears.
Warning! G
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.