Driving and Driving Safety
177
Accelerating (e.g. to overtake)
Variant 1
f
Increase the speed as usual with the
accelerator pedal.
When you ease off the accelerator, the
previously stored value is set again.
Variant 2
f
Push the control stalk on the steering wheel
forward (position
1
).
The desired speed is increased in steps of
1 mph (1 km/h).
or
Press the control stalk on the steering wheel
forward and keep it pressed (position
1
).
The desired speed is increased in steps of
5 mph (10 km/h).
The new desired speed is displayed on the
multi-function display in the instrument panel.
Decelerating
f
Briefly pull the control stalk on the steering
wheel towards the steering wheel (position
2
).
The desired speed is decreased in steps of
1 mph (1 km/h).
or
Pull the control stalk on the steering wheel
towards the steering wheel and keep it pulled
(position
2
).
The desired speed is decreased in steps of
5 mph (10 km/h).
The new desired speed is displayed on the
multi-function display in the instrument panel.
Vehicles with PDK
Downshifts are carried out to help maintain the
pre-selected speed (especially when driving
downhill).
Interrupting cruise control
operation – OFF
The speed driven before the interruption remains
stored in the memory and can be reactivated by
pressing the control stalk.
f
Please see the chapter “RESUMING THE
STORED SPEED – RESUME” on page 178.
f
Press the control stalk down (position
3
).
or
Press the brake or clutch pedal
or
move
the PDK selector lever to position
N
.
For more information on driving with Porsche
Doppelkupplung:
f
Please see the chapter “PORSCHE
DOPPELKUPPLUNG (PDK)” on page 193.
Cruise control operation is interrupted
automatically:
– If the set vehicle speed is exceeded by more
than approx. 16 mph (25 km/h) for longer
than 20 seconds.
– If the actual vehicle speed falls below the set
vehicle speed by approx. 37 mph (60 km/h)
for longer than 60 seconds (e.g. gradients).
– If Porsche Stability Management (PSM)
intervenes for longer than 0.5 seconds.
