Mercedes-Benz 2009 C 230, Operator'S Manual

Page: 207 / 404

Driving systems
205
1
Setting current or higher speed
2
Setting current or lower speed
3
Canceling the cruise control
4
Activating the cruise control or resuming
to last set speed
Activating cruise control
You can activate the cruise control at a
vehicle speed above 20 mph (30 km/h).
You cannot activate the cruise control:
R
when you brake
R
when you have engaged the parking brake
R
when the automatic transmission is in park
position
P, reverse gear R, or neutral
position
N
R
the ESP
®
is switched off or has switched off
due to a malfunction
The vehicle speed displayed in the
speedometer can briefly vary from the speed
setting for the cruise control system.
Setting current speed
X Accelerate or decelerate to the desired
speed.
X
Briefly lift the cruise control lever in
direction of arrow
1
or press in direction
of arrow
2
.
X
Remove your foot from the accelerator
pedal.
i On uphill grades, the cruise control may
not be able to maintain the set speed. Once
the grade eases, the set speed will be
resumed.
On downhill grades, the cruise control
maintains the set speed by braking with the
vehicle’s brake system.
Vehicles with automatic transmission:
In addition, on longer downhill grades the
automatic transmission will downshift
automatically.
i Vehicles with manual transmission:
If you depress the clutch pedal when
shifting into another gear, the engine speed
may increase.
R
Always drive with sufficient, but not
excessive, engine speed.
R
Shift the gear in a timely manner.
R
Avoid shifting down more than one gear
if at all possible.
Canceling cruise control
X
Depress the brake pedal.
or
X
Briefly push the cruise control lever in
direction of arrow
3
.
The last set speed is stored for later use.
The last stored speed is deleted from memory
when the engine is turned off.
The cruise control switches off automatically
when you depress the brake pedal or you
engage the parking brake. In this case, the
cruise control speed segments in the
multifunction display will go out.
Controls in detail
Z