Mercedes-Benz 2009 S-Class Operator's Manual page 548

Practical hints
Vehicle status messages in the multifunction display
Display messages
Tire Pressure
Please Rectify
Tire Press.
Warning
Caution
Tire Malfunction
Check
Tire Pressure
G Warning!
Do not drive with a flat tire. A flat tire affects the ability to steer or brake the vehicle. You may lose control of the vehicle. Continued driving
with a flat tire will cause excessive heat build-up and possibly a fire.
546
Possible cause/consequence
The pressure is too low in one or more
tires.
Or the tire pressures of the individual
wheels differ too radically from one
another.
One or more tires are deflating.
The tire pressure is too low in one or more
tires.
Possible solution
X
Check and correct tire inflation pressure as
required ( Y page 458).
X
Carefully bring the vehicle to a halt, avoiding
abrupt steering and braking maneuvers.
X
Engage the electronic parking brake.
X
If necessary, change the wheel
( Y page 571).
X
Carefully bring the vehicle to a halt, avoiding
abrupt steering and braking maneuvers.
X
Engage the electronic parking brake.
X
Check and correct tire inflation pressure as
required ( Y page 458).
X
If necessary, change the wheel
( Y page 571).