Making adjustments in 1 mph (Canada: 1 km/h) increments

•► Briefly press the cruise control lever to the pressure point, up 1 for a higher speed or down 2 for a lower speed.

The last speed stored is increased or reduced.

    See also:

    Fuel requirements
    Gasoline engines Use only premium-grade unleaded gasoline. The octane number should be at least 91. Details can be found on the gas pump. The octane number is the average value of the Resea ...

    Cleaning the steering wheel and gear or selector lever
    •► Thoroughly wipe with a damp cloth or use leather care agents that have been recommended and approved by Mercedes- Benz. ...

    High outside temperatures
    If DEF heats up to over 122 °F (50 °C) for extended periods, e.g. as a result of direct sunlight on the DEF reservoir, DEF can decompose. Ammonia vapors develop as a result. WARNING When o ...