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pressure displayed by the control system
apply to sea level. In high-altitude
locations, the reading on a tire pressure
gauge will be higher than the reading issued
by the vehicle’s control system. Do not
reduce the tire inflation pressure under
such circumstances.
X
Switch on the ignition.
X
Press button = or ; on the
multifunction steering wheel to select the
Service menu (Y page 129).
X
Press button 9 or : to select Tire
Pressure.
X
Press button a.
The current inflation pressure for each tire
appears in the multifunction display.
Example illustration
When the vehicle has been parked for longer
than 20 minutes, the message Tire
pressures will be displayed after
driving a few minutes appears in the
multifunction display.
The TPMS recognizes new wheels or sensors
automatically after the learn-in phase. As long
as the tire inflation pressure values cannot be
allocated to the individual wheels, the
message Tire Pressure Monitor Active
appears. Despite this message, the tire
inflation pressure values are monitored
already.
i
With a spare wheel mounted, the system
may still indicate the tire inflation pressure
of the removed road wheel for some
minutes. If this happens, keep in mind that
the indicated value where the spare wheel
is mounted does not reflect the actual
spare tire inflation pressure.
i
Operating radio transmission equipment
(e.g. wireless headsets, two-way radios) in
or near the vehicle could cause the TPMS
to malfunction.
i This device complies with Part 15 of the
FCC Rules. Operation is subject to the
following two conditions:
1. This device may not cause harmful
interference, and
2. this device must accept any
interference received, including
interference that may cause undesired.
Any unauthorized modification to this
device could void the user’s authority to
operate the equipment.
Tire inflation pressure warnings
If the system detects a significant loss of tire
inflation pressure in one or more than one
tire, a message appears in the multifunction
display. In addition, an acoustic warning
sounds and the low tire pressure telltale in the
instrument cluster comes on.
Example illustration
The respective tire is indicated by a red
rectangle.
Restarting Advanced TPMS
G
Warning!
It is the driver’s responsibility to set the tire
inflation pressure to the recommended cold
tire inflation pressure. Underinflated tires
affect the ability to steer or brake the vehicle.
You might lose control over the vehicle.
When you restart the TPMS, the system sets
new reference values for each tire.
236
Tires and wheels
Operation
204_AKB; 5; 23, en-US
d2ureepe, Version: 2.11.8.1
2009-07-16T17:54:06+02:00 - Seite 236