Safety information
The tire characteristics and tire inflation pressure influence the following:
► The service life of the tires.
► Road safety.
► Driving comfort.
See also:
Coolant level
Checking
1. Let the engine cool.
2. Turn the cap of the expansion tank slightly
counterclockwise to allow any excess pressure
to dissipate, and then open it.
3. The coolant level is correct if ...
Dimensions
Coupe
All dimensions given in inches/mm. Smallest turning circle dia.: 35.1 ft/10.7
m 135i: height 55.4 in/1,408 mm
Convertible
All dimensions given in inches/mm. Smallest turning circle dia.: 35 ...
Tire tread
Summer tires
Do not drive with a tire tread depth of less than
0.12 in/3 mm.
There is an increased danger of hydroplaning if
the tread depth is less than 0.12 in/3 mm.
Winter tires
Do not driv ...