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:

    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 ...

    Useful information
    This Operator's Manual describes all models and all standard and optional equipment of your vehicle available at the time of publication of the Operator's Manual. Country-specific differences ...

    General notes
    When you lock the vehicle, you can simultaneously: - close the side windows - close the sliding sunroof or the panorama roof with power tilt/sliding panel On vehicles with a panorama roof wi ...