BMW M3 SEDAN Owner's Manual page 330

MOBILITY
Current tire inflation pressure
The current tire inflation pressure is displayed for
each tire.
The current tire inflation pressures may change
during driving operation or depending on the ex‐
ternal temperature.
Current tire temperature
The current tire temperatures are displayed.
The current tire temperatures may change while
driving or due to the external temperature.
Tire conditions
General information
Tire and system status are indicated by the color
of the wheels and a text message on the Control
Display.
Any existing messages may not be deleted if the
target pressure is not reached after the tire infla‐
tion pressure is corrected.
All wheels green
▷ The system is active and bases warnings on
the target pressures.
▷ For tires with special approval: the system is
active and bases warnings on the tire inflation
pressures stored during the last reset.
One to four yellow wheels
A flat tire or major drop in the tire inflation pres‐
sure has occurred in the indicated tires.
Gray wheels
It may not be possible to identify tire inflation
pressure losses.
Possible causes:
▷ Malfunction.
▷ During tire inflation pressure measurement,
after confirmation of the tire settings.
▷ For tires with special approval: a reset is per‐
formed for the system.
330
Wheels and tires
Online Edition for Part no. 01405A1E4B0 - X/20
For tires with special approval:
perform a reset
1. "CAR"
2. "Vehicle status"
3. "Tire Pressure Monitor"
4. Make sure that correct tire settings have
been made.
Tire settings, refer to page 329.
5. Switch on drive-ready state and do not drive
off.
6. Reset tire inflation pressure: "Perform reset".
7. Drive away.
The wheels are displayed in gray and the follow‐
ing is displayed "Resetting tire pressure...".
After a travel time of several minutes, the set tire
inflation pressures are accepted as the target tire
inflation pressures. The reset is completed auto‐
matically while driving.
After a successfully completed reset, the wheels
on the Control Display are shown in green and
the following is displayed: "Reset successful."
You may interrupt this trip at any time. When you
continue the reset resumes automatically.
Messages: for tires without
special approval
General information
A low tire inflation pressure may cause the DSC
Dynamic Stability Control to be switched on.
Safety information
Warning
A damaged regular tire with low or missing tire
inflation pressure impacts handling, such as
steering and braking response. There is a risk
of accident. Do not continue driving. Repair the
flat tire or replace the wheel.