See also:

Tire pressure of at least 180 kPa(1.8 bar/26 psi) is not reached
If, after five minutes, a pressure of 180 kPa (1.8 bar/26 psi) has not been achieved: ► Press the on/off switch on the tire inflation compressor to 0. The tire inflation compressor is ...

Removing the mechanical key
- Push release catch 1 in the direction of the arrow and at the same time, remove mechanical key 2 from the SmartKey. ...

Treadwear indicators
Narrow bars (tread wear bars) that are distributed over the tire tread. If the tire tread is level with the bars, the wear limit of 1/16 in (1.6 mm) has been reached. ...