Mercedes-Benz S 450 4MATIC Operator's Manual page 464

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The set value is decreased in 5 mph
(Canada: 10 km/h) increments each time you
press the DISTRONIC Plus lever down past the
resistance point.
Briefly press the DISTRONIC Plus lever
down past the resistance point in
direction of arrow 2 ( page 457).
Release the DISTRONIC Plus lever.
The vehicle speed decreases in incre-
ments of 5 mph (Canada: 10 km/h).
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The new speed is set and the vehicle will de-
celerate. Keep in mind that it may take a brief
moment until the vehicle has reached the set
speed.
Setting to last stored speed ("Resume"
function)
Warning!
The speed stored in memory should only be
set again if prevailing road conditions per-
mit. Possible acceleration or deceleration
differences arising from returning to preset
speed could cause an accident and/or seri-
ous injury you and others.
Briefly pull the DISTRONIC Plus lever in
the direction of arrow 4 ( page 457).
DISTRONIC Plus is set to the last
stored speed.
DISTRONIC Plus resumes the last set
speed or if no speed is stored, it will set
and store the current speed.
Remove your foot from the accelerator
pedal.
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Upon switching off the engine, the last
stored speed is deleted.
Controls in detail
Driving systems
Deactivating DISTRONIC Plus
There are several ways to deactivate the
DISTRONIC Plus system:
G
Briefly tip the DISTRONIC Plus lever in
the direction of arrow 3 ( page 457).
or
Step on the brake pedal.
DISTRONIC Plus will be deactivated.
The last speed set will be stored into
memory.
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The last stored speed is deleted when you
turn off the engine.
DISTRONIC Plus deactivates automatically
when:
the vehicle is secured with the elec-
tronic parking brake
the vehicle speed is below 20 mph
(30 km/h) and no preceding vehicle is
detected
®
the ESP is in operation or switched off
®
with the ESP switch ( page 74)
463