iDrive

See also:

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 ...

Microfilter/activated-charcoal filter
The microfilter traps dust and pollen in the incoming air. The activated-charcoal filter removes gaseous pollutants from the outside air that enters the vehicle. The service center replaces th ...

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 ...