Mercedes-Benz GL-Class: Activating/deactivating DSR - DSR (Downhill Speed Regulation) - Off-road driving systems - Driving and parking - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Activating/deactivating DSR

Activating

DSR can only be activated if you are driving no faster than 20 mph (30 km/h).

Vehicle without the Off-Road Pro Engineering

Vehicle without the Off-Road Pro Engineering package

Vehicle with the Off-Road Pro Engineering package

Vehicle with the Off-Road Pro Engineering package

Press button 1.
Indicator lamp 2 lights up.

The DSR symbol and a message, such as the following, appear in the multifunction display:

If the speed that is being driven is too high,

If the speed that is being driven is too high, the DSR symbol and the Max. speed 20 mph (Canada: 30 km/h) message appears in the multifunction display.

Deactivating

Press button 1.
Indicator lamp 2 goes out.

The DSR symbol appears in the multifunction display with the Off message.

DSR is deactivated automatically if you are driving faster than 21 mph (Canada:

35 km/h). The DSR symbol appears in the multifunction display with the Off message.

You also hear a warning tone.

    Important safety notes
    DSR is an aid to assist you when driving downhill. It keeps the speed of travel at the speed selected on the on-board computer. The steeper the downhill gradient, the greater the DSR braking eff ...

    Changing the set speed whilethe vehicle is in motion
    When DSR is activated, the control speed can be changed to a value between 3 mph and 10 mph (Canada: between 4 km/h and 18 km/h) during the journey. ► To increase or decrease in 1 mph (Ca ...

    See also:

    Lowering the vehicle
    ► Place the ratchet wrench onto the hexagon nut of the jack so that the letters AB are visible. ► Turn the ratchet wrench until the vehicle is once again standing firmly on the gro ...

    Exterior Lamp Controls
    The exterior lamps control is located on the instrument panel to the left of the steering wheel. It controls the following systems: ► Headlamps ► Taillamps ► Parking Lamps & ...

    Driving systems
    Display messages The red distance warning lamp lights up while the vehicle is in motion. A warning tone also sounds. Possible causes/consequences and ► Solutions Risk of accident The ...