Tpm tire pressure monitor, Indication of a flat tire. th – BMW M5 Sedan 2008 User Manual

Page 86

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84

Via iDrive, for operating principle refer to
page

16

:

1.

Press the

button.

This opens the start menu.

2.

Press the controller to open the menu.

3.

Turn the controller until "Settings" is
selected and press the controller.

4.

Select "Vehicle / Tires" and press the con-
troller.

5.

Change to upper field if necessary. Turn the
controller until "FTM" is selected and press
the controller.

6.

Start the engine, but do not start driving.

7.

Select "Reset" and press the controller.

8.

Select "Yes" and press the controller.

"resetting FTM …" is displayed for a few
seconds. The warning lamp in the instru-
ment cluster lights up yellow for a few sec-
onds.

9.

Start to drive.
The initialization finishes during driving
without feedback.

Indication of a flat tire

The warning lamp lights up red. A mes-
sage appears on the Control Display.
In addition, an acoustic signal sounds.

There is a flat tire or extensive inflation pressure
loss.

1.

Reduce speed and stop the vehicle care-
fully. Avoid sudden braking and steering
maneuvers.

2.

Identify damaged tire. To do this, check the
tire inflation pressure using the M Mobility
System, refer to Producing tire inflation
pressure o
n page

219

.

3.

Repair flat tire with M Mobility System, refer
to page

217

, or replace the damaged wheel,

refer to Changing wheels on page

219

.

TPM Tire Pressure Monitor*

The concept

TPM checks the tire inflation pressure in the
four mounted tires. The system reports when
the tire inflation pressure has dropped consid-
erably in one or several tires.

Functional requirement

In order to assure the reliable reporting of a flat
tire, the system must be reset at the correct tire
inflation pressure.
Always use wheels with TPM electronics, oth-
erwise fault-free operation of the system is not
ensured.

Reset the system again after each correc-
tion of the tire inflation pressure and after

every tire or wheel change.

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