2005 PORSCHE CAYENNE S ignition

Controls, Safety, Instruments
141
Using engine residual heat
The residual heat of the engine can be used to
heat the interior up to 20 minutes after the ignition
has been switched off.
fPress AUTO/REST button C on the front
control panel.
The air-conditioning settings cannot be
changed in REST mode.
Ending the function
fPress AUTO/REST button C.
Note on operation
If the battery positive voltage is too low, REST
mode is automatically ended.
fPlease observe the chapter “WARNING LIGHTS
AND WARNING MESSAGES” on Page 108.fPress button M.
The Symbol appears on the display.
The rear air-conditioned areas can be con-
trolled from the front control panel.
Ending the function
fPress button M again.
Note on operation
The function is ended automatically 10 seconds
after the last settings are made.
REST mode
Controlling rear air-conditioned
areas with the front control panel

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Controls, Safety, Instruments
A-“
–” button
B- TIMER button
C-ON/OFF button
D-“+” button
Parking HeaterThe parking heater features two functions: parking
heating and parking ventilation.
The parking heater is ready for use regardless of
the ignition key position.
The parking heater is also used as an auxiliary
heater. Operation of the parking heater is clearly
audible when outside temperatures are low, even
if the parking heater has been manually switched
off.
Danger!
Risk of poisoning due to carbon monoxide
(CO). The parking heater consumes fuel and
emits exhaust fumes. Exposure to such
fumes can cause unconsciousness, serious
personal injury or death.
fSwitch off the parking heater before refuelling.
fDo not operate the parking heater in enclosed spaces (e.g. a garage).
The parking heater is operated using the following
buttons on the front air-conditioning control panel:
Switch parking heater on and off
Activate program
Start programming
Call memories
Set ON times
Activate heating function
Set ON times
Activate ventilating function

Controls, Safety, Instruments
143
Notes on operation
The parking heater runs on fuel, and it therefore
cannot be switched on after the reserve warning
lights up.
fPlease observe the chapter “FUEL RESERVE
WARNING” on Page 76.
The parking heater must be operated at least
once per month, with the engine cold and the
blower at its lowest setting.
Ignition off: When the parking heater is running,
the remaining running time is shown on the display
panel.
Operation of the parking heater is clearly audible
when outside temperatures are low and the engine
is cold.Switching on
fPress ON/OFF button C.
The programed parking heating or parking ven-
tilation function is switched on.
Switching off
fPress ON/OFF button C again.
Note on operation
fAfter switching off the parking heater using
ON/OFF button C wait for at least 2 minutes
before you press the button again.
The combusion chamber is cleaned.
Switching parking heater on and
off

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Controls, Safety, Instruments
E- Parking ventilation symbol
F-Memory symbol
G- ON time symbol
H- Parking heating symbol
I-ON timeProgramming the parking heaterThe parking heater has three independent memo-
ries for programming the ON times. The ON time,
together with the associated parking heating or
parking ventilation function, can be programed in
each memory.Complete programming of the parking heater re-
quires definition of the
–Function and
–ON time.
Programming function
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. Select function.
Press “+” button D for parking heating
or “–” button A for parking ventilation.
If no other entry is made within 10 seconds, the
display returns to its initial status.
However, the selected function is retained and is
activated when the parking heater is next turned
on.
fPlease observe the chapter “SWITCHING
PARKING HEATER ON AND OFF” on Page 143.

Controls, Safety, Instruments
145
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
andD.
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.
ButtonC 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
Onlyone 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.
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.
ButtonC 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.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 (AandD).
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
149
A, E - Switch for reading lights
B- Button for dimming the comfort lighting
C- Switch for interior light
D- Switch for switching off all interior lightsInterior LightingNote on operation
fIf the interior lights were switched off with
switchD, switch D must be pressed again be-
fore the interior lights are switched on.
Reading lights, frontSwitching on
fPress button A or E.
Switching off
fPress button A or Eor
fPress switch D.
All interior lights are switched off.
Interior light, frontSwitching on
fMove switch C to the left.
Switching on and off automatically
fMove switch C to the right.
The lights are switched on when a door is un-
locked or opened or when the ignition key is
withdrawn from the ignition lock.The lights are
switched off with a delay of approx.
30 seconds after the door is closed. The light
goes out immediately as soon as the ignition
key is inserted in the ignition lock or the vehicle
is locked.
Switching off
fMove switch C to center position or
fPress switch D.
All interior lights are switched off.

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Controls, Safety, Instruments
Reading lights, rear rightRear reading lightsfMove toggle switch forward.fMove toggle switch to center position.
The lights are switched on when a door is un-
locked or opened or when the ignition key is
withdrawn from the ignition lock.The lights are
switched off with a delay of approx.
30 seconds after the door is closed. The light
goes out immediately as soon as the ignition is
switched on or the vehicle is locked.
fMove toggle switch back.
fOperate switch D for switching off all interior
lights.
All interior lights are switched off.
Switching on
Switching on and off automatically
Switching off

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151
A- Button for dimming the comfort lighting Comfort LightingThe footwell and door panel lighting improve your
orientation inside the vehicle when it is dark.
These lights are switched on when the vehicle is
unlocked and switched off again automatically
when the vehicle is locked.
Dimming (adjusting the brightness of) the
comfort lightingOnce the last door is closed, the footwell and door
panel lights are dimmed to the set value.
The comfort lighting is dimmed using button A in
the front roof console.
fHold down button A until the level of brightness
that you require is reached.Door-Surrounding LightingThe door-surrounding lighting enables passengers
to enter the vehicle safely. Obstacles on the
ground (e.g. puddles) can be identified more
easily.
The area in front of the vehicle is illuminated with
the following lights when the vehicle is unlocked by
remote control or by Porsche Entry & Drive:
– Low beam
– Lights in the door mirrors
– Side marker light
– Licence plate lights.
The door-surrounding lighting switches off after
the Coming Home light (light that is used during
twilight hours) that has been set on the multi-pur-
pose display has expired or when the ignition is
switched on.
fPlease observe the chapter “LIGHTING” on
Page 106.
Coming Home Function (Off Delay)The following lights remain switched on for a
certain period to allow you to get out of the vehicle
safely and with the best possible view at dusk or
in darkness:
– Lights in the door mirrors
– Side marker light
– Lincence plate lights.
Note on operation
fSet light switch to auto.
fPlease observe the chapter “LIGHT SWITCH”
on Page 116.
The lights are switched off when the vehicle is
locked or, at the latest, after the Coming Home
light that has been set on the multi-purpose
display has expired.
fPlease observe the chapter “LIGHTING” on
Page 106.