Operation Manual

Operation Overview
Fig. 171 Operating lever
Read and observe
on page 150 first.
Overview of ACC functions operated with the lever » Fig. 171
1
 Activate ACC (control deactivated)
2
 Start control (resume) / increase speed by 1 km/h at a time
(sprung position)
3
 Interrupt control (sprung position)
4
 Deactivate ACC
5
  Increase speed by 10 km/h at a time
6
  Decrease speed by 10 km/h at a time
A
   Set proximity level
B
 Start control (adopt current speed) / Reduce speed by 1 km/h at
a time
Note
If the lever is set » Fig. 171 from the position  directly into the sprung posi-
tion,  the current speed is stored and the control process is started.
Start control
Read and observe
on page 150 first.
Basic requirements for start of control
ACC is enabled.
TCS is enabled » page 135, Braking and stabilisation systems.
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On vehicles with a manual transmission, the second gear or higher must
be engaged.
On vehicles with an automatic transmission, the selector lever must be in
the D/S position or in the Tiptronic position.
On vehicles with a manual transmission, the current speed must be higher
than approx. 25 km/h.
On vehicles with a automatic transmission, the current speed must be
higher than approx. 2 km/h.
The control be started with the key

or by adjusting the lever

» Fig. 171
on page 152 into the sprung position.
Button

›
Press

press.
The ACC will adopt the current speed and execute control.
Lever position

›
Set the lever into the sprung position

set.
The ACC will adopt the current speed and execute control. Should the speed
be stored already, the ACC adopts this speed and executes control.
The warning light

illuminates in the instrument cluster when the regulation
is switched on.
Note
■
If control is started at a speed of less than 30 km/h on vehicles with an auto-
matic transmission, the speed of 30 km/h is stored. The speed increases auto-
matically to 30 km/h or is regulated with respect to the speed of the vehicle
ahead.
■
When TCS is disabled, it will be activated automatically upon starting control.
■
If the TCS is deactivated during control, control is stopped automatically.
Stop/resume control
Read and observe
on page 150 first.
Stop control
›
Set the lever into the sprung position

» Fig. 171 on page 152 set.
Or
›
Apply the brake.
Control stops, the speed remains stored.
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152
Driving