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 temperatures below 12 °F (–11 °C).

    See also:

    Low-beam headlamps
    - To switch on the low-beam headlamps: turn the SmartKey in the ignition lock to position 2 or start the engine. - Turn the light switch to . The indicator lamp in the instrument cluster lig ...

    Safety, Reliability & Mileage
    The CL has not been crash-tested by the Insurance Institute for Highway Safety, nor is there reliability data for it. The CL550's mileage is estimated to be 15/23 mpg city/highway, and it takes pr ...

    Important safety notes
    Your vehicle may be equipped with a sliding sunroof or a panorama roof with power tilt/ sliding panel. In the following section, the term "sliding sunroof" refers to both types of sl ...