System limits
Sudden tire damage
Sudden serious tire damage caused by
external influences cannot be indicated in advance.◀
A natural, even pressure loss in all four tires cannot be detected. Therefore, check the tire inflation pressure regularly.
The system could be delayed or malfunction in the following situations:
▷ When the system has not been initialized.
▷ When driving on a snowy or slippery road
surface.
▷ Sporty driving style: slip in the drive wheels,
high lateral acceleration.
▷ When driving with snow chains.
When driving with a compact wheel, the Flat Tire Monitor is unable to function.
See also:
Performance
For 2009, there's just one engine: a 3.0-liter six-cylinder that's good for
260 horsepower. It teams with either a six-speed manual or a six-speed automatic
transmission. All X3s have all-wheel dr ...
Using this Owner's Manual
The fastest way to find information on a particular
topic is by using the index.
An initial overview of the vehicle is provided in
the first chapter.
Updates made after the editorial
deadline
...
Tire identification marks
Tire size
255/50 R 19 103 Y
255: nominal width in mm
50: aspect ratio in %
R: radial tire code
19: rim diameter in inches
103: load rating, not for ZR tires
Y: speed rating, before the R on ZR ...
