Operation Manual

Tires
Display messages
Possible causes/consequences and MM Solutions
CheckCheck
Tire Pressure SoonTire 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 wheels and tires or installed new wheels
and tires.
R
the tire pressure in one or more tires is not correct.
G
WARNING
With tire pressures which are too low, there is a risk of the fol-
lowing 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 159).
X
Check the tires and, if necessary, follow the instructions for a
flat tire (Y page 306).
X
Check the tire pressures and, if necessary, correct the tire pres-
sure.
X
Restart the tire pressure loss warning system when the tire
pressure is correct (Y page 331).
CheckCheck TireTire PressurePressure
Then Restart RunThen Restart Run
Flat IndicatorFlat Indicator
The tire pressure loss warning system generated a display mes-
sage 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 331).
Run Flat IndicatorRun Flat Indicator
InoperativeInoperative
The tire pressure loss warning system is faulty.
X
Visit a qualified specialist workshop.
Display messages
245
On-board computer and displays
Z