See also:

Reference
This chapter contains technical data, short commands for the voice activation system, and an index that will quickly take you to the information you need. ...

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, ...

2011 BMW 1 Series M Review by Joe Wiesenfelder
Based on the BMW 1 Series, the 1 Series M takes its place among M performance versions of the 3, 5 and 6 Series cars and the X5 and X6 SUVs. Though the name "M1" seems a natural, BMW use ...