Mercedes-Benz 2003 C 240 4MATIC Operator's Manual page 194

Controls in detail
Driving systems
1 Set current or higher speed
2 Set current or lower speed
3 Cancel cruise control
4 Resume at previously set speed
Saving current speed
Accelerate or decelerate to the desired
speed.
Briefly lift 1 or depress 2 the cruise
control lever.
The current speed is set.
Remove your foot from the accelerator
pedal.
Cruise control is activated.
194
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On uphill or downhill grades, cruise
control may not be able to maintain the
set speed. Once the grade eases, the
set speed will be resumed.
Canceling cruise control
There are several ways to cancel cruise
control:
Step on the brake pedal.
or
Briefly push the cruise control lever to
position 3.
Cruise control will be canceled. The
last speed set will be stored for later
use.
!
Vehicles with automatic transmission:
Moving gear selector lever to
position N while driving also cancels
cruise control. However, the gear se-
lector lever should not be moved to
position N while driving except to coast
when the vehicle is in danger of skid-
ding (e.g. on icy roads).
i
Vehicles with manual transmission:
The set cruise controlled speed is
switched off when declutching exceeds
four seconds during downshifting a
gear.
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The last stored speed is canceled when
you turn off the engine.