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Fig. 3: ACC on the multifunction display

ADesired distance from the vehicle ahead
BStatus display and desired speed
CVehicle detected ahead
DCurrent distance from the vehicle ahead
ECurrent speed of the vehicle ahead
FBar display showing the speed control range (0--100 mph (0--160 km/h))
GCurrent speed

When adaptive cruise control (ACC) is switched on, the status display B appears at the bottom left of the multifunction display.

When control is active, status display B is orange.

When control is inactive, status display B is gray.

If adaptive cruise control is switched on and no desired speed has been saved, the ACC symbol appears with no desired speed setting displayed.

If a desired speed has been stored and no vehicle has been detected ahead, the ACC symbol and desired speed setting is displayed.

If a desired speed is stored and a vehicle was detected in front, a vehicle symbol and the desired speed are displayed.

Switching adaptive cruise control (ACC) on and off

Switching adaptive cruise control (ACC) on

• Press button R on the control stalk.
  The gray status display appears on the multifunction display.
  Adaptive cruise control is ready.

Switching adaptive cruise control (ACC) off

• Press button R on the control stalk.
  A message appears on the multifunction display indicating that ACC is switched off.
  The desired speed setting is deleted.
  The required distance is set to the default value.

Operating states of adaptive cruise control (ACC) when active

Three operating modes are possible when adaptive cruise control is switched on.

Adaptive cruise control (ACC) active
Adaptive cruise control automatically controls the driving speed and the distance from the vehicle ahead.
Status display B is orange.

Adaptive cruise control (ACC) ready
Speed and distance control is deactivated after the brakes are applied or when the control lever is pressed down (setting 3, OFF).
The desired speed setting and the selected distance are retained.
Status display B is gray.

For information about resuming speed and distance control:

1. Please see chapter "Resuming speed and distance control – RESUME" on page 43.

Adaptive cruise control (ACC) passive
Speed and distance control are inactive after the accelerator pedal has been pressed.
A message appears on the multifunction display indicating that ACC is now in passive mode.
The desired speed setting and the selected distance are retained.
Status display B is gray.
Speed and distance control are reactivated after the accelerator pedal has been released.