▷ Each time the rocker switch is pressed to the
resistance point, the desired speed increases
or decreases by 1 mph/1 km/h.
▷ Each time the rocker switch is pressed past
the resistance point, the desired speed
changes by a maximum of 5 mph/10 km/h.
The maximum speed that can be set de‐
pends on the vehicle.
▷ Pressing the rocker switch to the resistance
point and holding it: vehicle accelerates or
decelerates without pressure on the acceler‐
After the rocker switch is released, the vehi‐
cle maintains its final speed. Pressing the
switch beyond the resistance point causes
the vehicle to accelerate more rapidly.
Continuing cruise control
An interrupted cruise control can be continued
by calling up the stored speed.
Make sure that the difference between current
speed and stored speed is not too large before
calling up the stored speed. Otherwise, uninten‐
tional braking or accelerating may occur.
Press the button with the system inter‐
Cruise control is continued with the stored val‐
In the following cases, the stored speed value is
deleted and cannot be called up again:
▷ When the system is switched off.
▷ When drive-ready state is switched off.
Displays in the instrument
Display in the speedometer
▷ Green marking: system is ac‐
tive, the marking indicates the
▷ Orange/white marking: system is interrupted,
the marking indicates the stored speed.
▷ No marking: system is switched off.
▷ Indicator light green: system is active.
▷ Gray indicator light: the system has
▷ No indicator light: system is switched off.
The selected desired speed is hidden af‐
ter a brief time.
Displays in the Head-up Display
Some system information can also be displayed
in the Head-up Display.
The symbol is displayed when the set
desired speed is reached.
The desired speed is also maintained downhill.
The speed may not be maintained on uphill
grades if the engine power is insufficient.
In ECO PRO driving mode, the vehicle may ex‐
ceed or drop below the set desired speed in
some situations, for instance on downhill or uphill
Active Cruise Control with
Stop & Go function ACC
Using this system, a desired speed and a dis‐
tance to a vehicle ahead can be adjusted using
the buttons on the steering wheel.
Driver assistance systems
Online Edition for Part no. 01405A10E93 - VI/20