See also:

Safety
Both the coupe and convertible have front airbags plus side-impact airbags built into the front seats. As required of all 2012 models sold in the U.S., the 640i has standard antilock brakes and an ...

Check the tire inflation pressure regularly
Check and, if necessary, correct the tire inflation pressure, at least twice a month and before starting on a long trip. Low tire inflation pressure increases rolling resistance and thus raises ...

Warning triangle
The warning triangle is located in the container on the inside of the trunk lid. Unscrew the wing nut to open. ...