See also:

Low outside temperatures
DEF freezes at a temperature of approximately 12 °F (–11 °C). The vehicle is equipped with a DEF preheating system when it leaves the factory. Winter operation is therefore also guaranteed at ...

System self-test
After you have switched on the ignition, the system carries out a self-diagnosis. WARNING A malfunction in the system has been detected if one of the following conditions occurs:  - ...

Lap of Luxury
As in the S-Class, the cabin is a highlight of the CL-Class, with exceptional-quality materials and perhaps the best-executed ambient lighting in the market, with a line of yellow-orange LEDs that ...