Porsche Cayenne Owner's Manual page 38

Malfunctions when opening and
closing
Only one door is unlocked
The setting for locking and unlocking the doors
and rear lid has been changed on the multi-
purpose display of the instrument panel. You can
open all doors irrespective of the setting made.
f Press button
on the key twice within 2
seconds.
38
Opening and Locking
The vehicle cannot be unlocked
The remote control of the key may
– not function correctly due to radio waves (also
radio contact between remote control and
vehicle in the case of Porsche Entry & Drive),
– fail due to a fault,
– fail due to an exhausted battery.
f Unlock the vehicle with the unfolded key in the
key lock.
f If you unlock the vehicle with the key at the
door lock, only the driver's door can be
opened.
In order to prevent the alarm system from
being triggered, you must switch the ignition
on within 15 seconds of opening the door.
The vehicle cannot be locked
This is recognizable by the fact that the
emergency flasher does not flash and there is no
locking noise.
The remote control of the key may
– not function correctly due to radio waves (also
radio contact between remote control and
vehicle in the case of Porsche Entry & Drive),
– fail due to a fault,
– fail due to an exhausted battery.
f Lock the vehicle with the unfolded key in the
key lock.