Operation Manual

Tires
Display messages
Possible causes/consequences and M Solutions
Check
Tire Pressure Soon
The tire pressure loss warning system has detected a significant loss
in pressure.
A warning tone also sounds.
Possible causes:
R
you have changed the positions of the wheels and tires or installed
new wheels and tires.
R
the tire pressure in one or more tires has dropped.
G
WARNING
Tire pressures that are too low pose the following hazards:
R
they may burst, especially as the load and vehicle speed increase.
R
they may wear excessively and/or unevenly, which may greatly
impair tire traction.
R
the driving characteristics, as well as steering and braking, may be
greatly impaired.
There is a risk of an accident.
X
Stop the vehicle without making any sudden steering or braking
maneuvers. Pay attention to the traffic conditions as you do so.
X
Secure the vehicle against rolling away (Y page 146).
X
Check the tires and, if necessary, follow the instructions for a flat
tire (
Y page 287).
X
Check the tire pressures and, if necessary, correct the tire pressure.
X
Restart the tire pressure loss warning system when the tire pres-
sure is correct (
Y page 308).
Check Tire Pressure
Then Restart Run
Flat Indicator
The tire pressure loss warning system generated a display message
and has not been restarted since.
X
Set the correct tire pressure in all four tires.
X
Restart the tire pressure loss warning system (Y page 308).
Run Flat Indicator
Inoperative
The tire pressure loss warning system is faulty.
X
Visit a qualified specialist workshop.
Correct
Tire Pressure
The tire pressure is too low in at least one of the tires, or the tire
pressure difference between the wheels is too great.
X
Check the tire pressures at the next opportunity (Y page 308).
X
If necessary, correct the tire pressure.
X
Restart the tire pressure monitor (Y page 311).
230
Display messages
On-board computer and displays