Mercedes-Benz SLK 350 Operator's Manual page 311

If you wish to confirm activation:
Press button æ.
The following message will appear in
the multifunction display:
Run Flat Indicator
reactivated
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
Tire pres. now
OK?
disappears.
Potential problems associated with
underinflated and overinflated tires
Underinflated tire inflation pressure
Underinflated tires can:
cause excessive and uneven tire wear
adversely affect fuel economy
lead to tire failure from being
overheated
adversely affect handling
characteristics
Warning!
Follow recommended tire inflation
pressures.
Do not underinflate tires. Underinflated tires
wear excessively and/or unevenly,
adversely affect handling and fuel economy,
and are more likely to fail from being
overheated.
Tires and wheels
Overinflated tire inflation pressure
Overinflated tires can:
adversely affect handling
characteristics
cause uneven tire wear
be more prone to damage from road
hazards
adversely affect ride comfort
increase stopping distance
Warning!
G
Follow recommended tire inflation
pressures.
Do not overinflate tires. Overinflated tires
can adversely affect handling and ride
comfort, wear unevenly, increase stopping
distance, and result in sudden deflation
(blowout) because they are more likely to
become punctured or damaged by road
debris, potholes etc.
Operation
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311