The last selected program is active each time after this activation phase. When driving with
the engine is started. snow chains, the system is not initialized.<
You can also activate your preferred program With Sequential Manual Transmission via the
with the button on the steering wheel, refer button in the center console:
to MDrive on page52. 1.Start the engine, but do not start driving.
2.Press the button for approx. 5seconds.
FTM Flat Tire Monitor* After the button is released, the warning
lamp lights up in yellow for several seconds
The concept in the instrument cluster, refer to Indication
of a flat tire. The message "Initializing FTM"
The Flat Tire Monitor detects a pressure loss in appears on the Control Display for a few
one tire by comparing the speeds of the individ-seconds.
ual wheels during driving.
In the event of a pressure loss, there is a change
in the rolling circumference and therefore the
rotation speed of the corresponding wheel. The
system detects this change and reports it as a
flat tire.
Functional requirement
In order to ensure that a flat tire is reported cor-
rectly, the system must be initialized while the 3.Start to drive.
tires have the correct inflation pressure.The initialization finishes during driving
The initialization must be repeated after without feedback.
each time the tire inflation pressure is cor-Via iDrive, for operating principle refer to
rected and after every tire or wheel change.
System has not been initialized
> Driving on snowy or slippery road surface
Technology for comfort, convenience and safety
> Sporty driving style: slip in the drive wheels,
high lateral acceleration
*
> Driving with snow chains 3.Turn the controller until "Settings" is
Initializing system selected and press the controller.
The initialization finishes during driving, 4.Select "Vehicle / Tires" and press the con-
which can be interrupted at any time. troller.
When driving resumes, the initialization is con-
tinued automatically. The system is initialized
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