Porsche Cayenne Owner's Manual page 161

Programming ON times
1. Switch ignition off.
2. Press TIMER button.
3. Select function (parking heating or parking
ventilation).
4. Select the memory using TIMER button B.
The desired memory can be selected by
pressing button B several times.
5. Set ON time using the "+" and "–" buttons A
und D.
Pressing the buttons adjusts the time on a
minute-by-minute basis. If the button is kept
depressed, the time is adjusted faster.
ON times are only valid for 24 hours.
6. Press ON/OFF button C.
Displays F and G flash for approx. 10 seconds.
The button C can be pressed again to switch
off the displays before this time has elapsed.
ON time I, clock symbol F and memory G are
displayed for 2 minutes after ON/OFF button C
has been pressed.
The display then goes out.
The parking heater has now been programed
and the selected memory is active (symbol G
is lit).
Note on operation
Only one memory can be active at any one time.
Activating the memory
The parking heater runs for 30 minutes. It then
switches itself off automatically.
The program must be reactivated for every subse-
quent run.
To do this:
1. Switch ignition off.
2. Press TIMER button B.
3. Select function (parking heating or parking
ventilation).
4. Select the memory using TIMER button B. The
ON time that was last saved is displayed.
5. Press ON/OFF button C.
The program is reactivated.
Displays F and G flash for approx. 10 seconds.
The ON/OFF button can be pressed again to
switch off the displays before this time has
elapsed.
After the ON/OFF button has been pressed,
the ON time I, clock symbol F and memory G
are displayed for 2 minutes.
The display then goes out.
The parking heater has now been programed
and the selected memory is active (symbol G
is lit).
Note on operation
Only one memory can be active at any one time.
Example:
The parking heater is to activate the parking
heating function at 9:48 a.m.
To do this:
1. Switch ignition off.
2. Press TIMER button B on the front air-condi-
tioning control panel.
The symbols for the parking heating or parking
ventilation function flash on the display.
3. Press "+" button D.
This selects the parking heating function.
4. Select the memory using TIMER button B.
5. Set ON time to 9:48 a.m. using the "+" and
"–" buttons (A and D).
6. Press ON/OFF button C.
The parking heater has now been programed
and the selected memory is active.
Note on operation
If the parking heater is switched on manually prior
to program start of an active memory, this will
delete the programming.
The memory must be reactivated if it is needed.
If the memory is not reactivated, the parking
heater will not switch on.
Controls, Safety, Instruments
161