Switching on automatically
Select transmission position R with the engine running.
The Top View and PDC images are displayed if the system is switched on via 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 ...
Switching off automatically
The system switches off and the LED goes out:
After approx. 160 ft/50 m when driving forward.
Above approx. 22 mph/36 km/h when driving
forward.
Switch on the system again if necessary. ...
Switching on
The cooler can be operated at two levels.
1. Switch on the ignition.
2. Press the button once for
each cooling
level.
The highest cooling power is active when
two LEDs are lit.
If the coole ...
