172Vehicle care
If the tyre pressure must be reduced
or increased on a vehicle with tyre
pressure monitoring system, switch off ignition. After adjusting tyre
pressure switch on ignition and select the relevant setting on the page Tyre
load in the Driver Information Centre,
3 86.
Tyre pressure monitoring
system The tyre pressure monitoring system
checks the pressure of all four tyres
once a minute when vehicle speed
exceeds a certain limit.Caution
Tyre pressure monitoring system
warns only about low tyre pressure condition and does not replace
regular tyre maintenance by the
driver.
All wheels must be equipped with pressure sensors and the tyres must
have the prescribed pressure.
The current tyre pressures can be
shown in the Vehicle Information
Menu in the Driver Information Centre
with Uplevel-Display.
The menu can be selected with the
buttons on the turn signal lever.
Press the MENU button to select the
Vehicle Information Menu X.
Turn the adjuster wheel to select the
tyre pressure monitoring system.
System status and pressure warnings
are displayed by a message with the
corresponding tyre flashing in the
Driver Information Centre.