Driving and Driving Safety
139
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 139.
f
Press the control stalk down (position
3
).
or
Operate brake pedal
or
move PDK selector
lever to
N
position.
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.
Resuming the stored speed – RESUME
f
Press the control stalk up (position
4
).
Cruise control accelerates/decelerates the
vehicle to the stored speed.
Information
The stored speed should only be recalled if traffic
and road conditions are conducive to driving at
that speed.
Switching cruise control readiness off
f
Press button
A
on the control stalk.
The memory is cleared and the readiness
symbol disappears.
The stored desired speed is cleared when the
ignition is switched off when the vehicle is parked.
Information
On upward or downward slopes, the set speed
cannot always be maintained by cruise control
(vehicles with manual transmission).
f
To obtain sufficient engine braking or a better
rev range, you therefore have to change down
to a lower gear.
14_C7NF_21.book Seite 139 Mittwoch, 26. März 2014 12:15 12
