2009 PORSCHE PANAMERA engine

302
Minor RepairsLHD = Left-hand drive vehicles
RHD = Right-hand drive vehicles
Note
f
Use the plastic gripper D when replacing the
fuses. This can be found in the fuse box cover
on the dashboard.
f Spare fuses can be found in both fuse box
covers on the dashboard (left: 7.5 and 10 A;
right: 20 and 25 A).
No. Fuse carrier B
A
1 Daytime driving lights, right
Tail light, right
Reversing light, right
Rear fog light, left
Brake light, right
Raised brake light
Sun blind
Electric steering column lock
Rear wiper
Heated rear window
Interior surveillance/inclination
sensor
PA S M
Engine control unit
Safety/curb lights, front doors
Interior light/reading light, front
Interior light, rear
Orientation light
Licence plate light
Engine speed hall senders 1+3
Interior light 15
2 Daytime driving lights, left
Tail light, left
Reversing light, left
Rear fog light, right
Brake light, left
Safety/curb lights, rear doors
Exhaust flap control
Filler flap closed
Extend/retract spoiler 15
3
Tailgate closing mechanism
Filler flap open
Retract/extend rear spoiler
Sun blind 30
4 Alarm horn 15
5 Gateway control unit 5
6 Heated rear window 20
7 PASM control unit 5
8 Gateway control unit 5
9 Electric parking brake 5
10 Differential lock 10
11 PDCC control unit 10
12 Rear wiper 15
No. Fuse carrier B
A
No.Relay carrier C
1 Heated rear window
2 Not used
3 Spoiler flap (Turbo)
4 Spoiler flap (Turbo)
5 PASM/LF compressor

Minor Repairs
303
Battery
Danger!
Risk of short circuit and fire, resulting in
serious personal injury or death.
f Observe all warning notes on the battery.
f Disconnect the negative terminal on the
battery during all work on the electrical
system.
f Do not lay tools or other metal objects on the
battery as they could cause a short circuit
across the battery terminal.
Hydrogen gas generated by the battery
could cause an explosion, resulting in
serious personal injury or death.
f Charge battery in a well vetilated area.
f Never charge a frozen battery. It may explode
because of gas trapped in the ice. Allow a
frozen battery to thaw out first.
f Do not expose the battery to an open flame,
electrical spark or a lit cigarette.
Risk of explosion as a result of static charge,
resulting in serious personal injury or death.
f Do not wipe the battery with a dry cloth.
f Before touching the battery, discharge any
static electricity by touching the vehicle. Risk of serious personal
injury or death and
damage to the fabric, metal or paint.
f Wear eye protection.
f Do not allow battery acid to come in contact
with your skin, eyes, fabric or painted
surfaces.
f If you get electrolyte, which is an acid, in your
eyes or on your skin, immediately rinse with
cold water for several minutes and call a
doctor.
f Spilled electrolyte must be rinsed off at once
with a solution of baki ng soda and water to
neutralize the acid.
Battery posts, terminals and related
accessories contain lead and lead
compounds, chemicals known to the State of
California to cause cancer and reproductive
harm.
f Always protect your skin by washing
thoroughly with soap and water.
The battery is located in the battery box under the
left front seat.
Charge stateA well charged battery will not only prevent
starting problems but will also last longer.
In order to avoid unintended battery
discharge
f Switch off unnecessary electrical loads in city
traffic, on short trips or in a line of traffic.
f Always remove the ignition key from the
ignition switch when leaving the vehicle or
switch ignition off in vehicles with Porsche
Entry & Drive.
f Avoid using the Porsche Communication
Management system and the audio system
when the engine is not running.
Maintenance note
In the cold season, in part icular, or if you mainly
drive only short distances, it may become
necessary to recharge the battery from time to
time.

Minor Repairs
305
Replacing the batteryThe service life of the battery is subject to normal
wear; it depends greatly on care, climatic
conditions, and driving conditions (distances,
loads).
f Only use an original Porsche battery, with the
correct part number, as a replacement. Only
this battery meets the spec ific requirements of
the vehicle.
f Please observe the disposal instructions for
batteries.
Putting vehicle into operationAfter the battery is connected or after a fully
discharged battery is charged, the PSM warning
light lights up on the instrument panel and
a message appears on the multi-function display
in the instrument panel to indicate a fault.
This fault can be corrected with a few
simple steps:
1. Start the engine. To do this, turn the igni tion key or the control
unit (on vehicles with Porsche Entry & Drive)
to ignition lock position 2, twice .
2. With the vehicle stationary, perform a few steering movements to the left and right and
then drive a short distance in a straight line
until the PSM warning light goes out and the
message is erased from the multi-function
display in the instrument panel.
3. If the warnings do not disappear, then:
Drive carefully to the nearest authorized
Porsche dealer to have the fault corrected.
4. After the warnings go out: Stop the vehicle in a suitable place.
5. Store the end position for the power windows. For information on storin
g the end positions for
the power windows:
f Please see the chapter “STORING END
POSITION OF THE DOOR WINDOWS AFTER
CONNECTING THE VEHICLE BATTERY” on
page 88.
6. Teach tires on vehicles with Tire Pressure Monitoring.
For information on teaching the Tire Pressure
Monitoring system:
f Please see the chapter “TIRE PRESSURE
MONITORING (TPM)” on page 127.
7. Store end position on vehicles with a slide/ tilt roof.
For information on storing the end position for the
slide/tilt roof:
f Please see the chapter “STORING END
POSITION OF THE SLIDE/TILT ROOF” on
page 90.

306
Minor Repairs
External Power Supply,
Jump-Lead StartingIf the battery is flat, the battery of another vehicle
can be used for starting or as an external power
supply with the help of jump leads.
Both batteries must be 12 V batteries.
The capacity (Ah) of the do nor battery must not be
substantially less than that of the flat battery.
The flat battery must be connected correctly to
the vehicle’s electrical system.
Warning!
Risk of short circuit, damage and explosion,
resulting in serious personal injury or death.
f Use only jumper cables of adequate diameter
cross-section and fitted with completely
insulated alligator clips.
f Follow all warnings and instructions of the
jumper cable manufacturer.
f When connecting jumper cables, make sure
that they cannot get ca ught in any moving
parts in the engine compartment.
The jumper cables must be long enough so
that neither vehicles nor cables touch another.
f The vehicles must not be in contact, otherwise
current might flow as soon as the positive
terminals are connected.
f The cable clamps must not be allowed to
contact each other when one end of the
jumper cables are connected to a battery. f
Carefully ensure that tools or conductive
jewelery (rings, chains, watch straps) do not
come into contact with the positive jumper
cable or the positive battery post.
f Improper hook-up of jumper cables can ruin
the alternator.
Danger of caustic burns.
f Do not lean over the battery.
Danger of gas explosion.
f Improper use of booster battery to start a
vehicle may cause an explosion, resulting in
serious personal injury or death.
f Keep sources of ignition away from the
battery, e.g. open flame, burning cigarettes or
sparking due to cable contact or welding work.
f A discharged battery can freeze even at
14 °F ( −10 °C). Before connecting jumper
cables, a frozen battery must be thawed out.
+ = Positive terminal for jump-lead starting
– = Ground point for jump-lead startingExternal power supply/jump-lead startingAlways observe the sequence below:
1. Open the cap on the positive terminal for
jump-lead starting ( +).
2. Attach the positive lead first to the positive terminal for jump-lead starting ( +), then to the
positive terminal of the donor battery.
3. Connect the negative lead first to the negative
terminal of the donor battery, then to the
ground point for jump-lead starting ( –).

Minor Repairs
307
4. Leave the engine of the donor vehicle running at a higher engine speed.
5. Start the engine. An attempted start using jump leads should
not last more than 15 seconds. Then wait for
at least one minute.
6. Disconnect the negative lead from the ground
point for jump-lead starting ( –) first, then from
the negative terminal of the donor battery.
7. Disconnect the positive lead from the positive terminal of the donor ba ttery first, then from
the positive terminal for jump-lead starting ( +).
8. Close the cap on the posi tive terminal for jump-
lead starting ( +).Charging the batteryAutomotive batteries loose their efficiency when
not in use. The charge available in your battery can
be measured with a battery hydrometer. We
recommend that the battery voltage be tested by
your Porsche dealer who has the appropriate
equipment.
If the car is not driven for prolonged periods, the
battery must be charged at least every 6 weeks.
A discharged battery allo ws rapid formation of
sulfates, leading to premature deterioration of the
plates.
Danger!
Hydrogen gas genera ted by the battery
could cause an explosion, resulting in
serious personal injury or death.
f Charge battery in a well ventilated area.
f Never charge a frozen battery. It may explode
because of gas trapped in the ice. Allow a
frozen battery to thaw out first.
f If you get electrolyte, which is an acid, in your
eyes or on your skin, immediately rinse with
cold water for several minutes and call a doctor.
Your authorized Porsche dealer will be pleased to
advise you about a suitable charger.
f Always observe the instructions provided by
the charger manufacturer.
1. Connect the charger to the jump-lead starting terminals.
Only plug into the mains and switch the
charger on when it is connected up correctly.
2. Switch on the charger.
3. After charging the battery, first switch off the charger and then disconnect it.
f Please see the chapter “PUTTING VEHICLE
INTO OPERATION” on page 305.
Changing the Remote Control
BatteryNote
f Please observe the regulations for disposing
of batteries.Car keyIf the battery in the remote control becomes too
weak, the message “Replace ignition key battery”
will appear on the multi-function display in the
instrument panel.
The battery should be changed in this case.

Minor Repairs
309
Removing headlights1. Switch off the ignition and remove the ignition
key, or pull out the control unit on vehicles with
Porsche Entry & Drive.
2. Open the engine compartment lid.
3. Take a socket wrench out of the tool kit.
4. Place the socket wrench on the release and turn in direction of arrow until you feel and hear
the headlight being released. 5. Pull headlight approx. 4 in. (10 cm) forward
out of the fender.
6. Press back the releas e tab of the connector A
and pull connector off.
7. Press the release lever on the underside of the rapid-action coupling on the breather hose B
up and pull it off.
8. Pull headlight out completely.
Installing headlights1. Move the headlight release mechanism to unlock position. Insert the headlight into the
guide rails, attach the connector A and
breather hose B and then slide the headlight
fully into the fender.
2. Press the headlight to the rear and simultaneously turn the socket wrench in
direction of arrow. You should feel and hear the
headlight locking mechanism engage.
3. Check that the headlight is seated securely.
4. Remove the socket wrench and place it in the tool kit.
5. Close engine compartment lid.

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Minor Repairs
Height adjustment
1. Switch ignition on.
2. Switch on low beam.
3. Open engine compartment lid.
4. Place allen key (6 mm) on adjusting screw.
5. Adjust low beam in direction of the arrow.
TowingCertain state statutes and local ordinances
prohibit towing with a chain, rope or even a tow
bar. In addition, damage to your vehicle may result
from improper precedures. Consult your
authorized Porsche dealer for details.
Flat bed towing is the pref
erred type of towing to
be used on Porsche vehicles.
Tips on driving
f Always observe the laws governing towing and
tow-starting.
f Exercise extreme care when your vehicle is
being towed.
– If a turn signal is operated when the ignition and emergency flasher is switched on, only the
turn signal on the corresponding side of the
vehicle lights up. The emergency flasher is
switched back on again when the turn signal is
switched off.
Warning!
Risk of accidents. No power assistance is
available on the towed vehicle when its
engine is not running. Greater force is
therefore required when braking and
steering.
f Exercise extreme care when your vehicle is being towed.
When the engine is not running, adequate
lubrication of the transmission is not guaranteed.
Observe the following points to avoid damage to
the transmission.
Panamera STowing a vehicle with PDK transmission on all
four wheels
Caution!
We urge that wherever possible, a car
transporter or trailer be used to transport a
Panamera vehicle that cannot move under
its own power. This is the safest way to
transport a down vehicle.
For those instances where a car transporter or
trailer is not available, the vehicle may be towed
on all four axles only, provided the following
conditions are strictly me t. Failure to meet these
conditions will result in serious and expensive
damage to the PDK transmission.

Minor Repairs
317
If the vehicle's transmission or shifter is already
damaged, serious damage will result if the vehicle
is not towed with all four wheels off the ground.
Porsche cannot be held responsible for damage
incurred in cases where a vehicle has been transported on one or both of its axles.
fThe vehicle must not be towed if the PDK
transmission is in em ergency operation mode
(yellow or red “Gearbox emergency operation”
warning message). The vehicle must be
transported with a car transporter or on
a trailer.
f If a selector lever emergency release was
performed, the vehicle must not be towed.
The vehicle must be transported with a car
transporter or on a trailer.
f Move PDK selector lever to position N.
To properly engage selector-lever position N
on the display and at the selector lever, the
engine must be started once before towing
the vehicle.
The vehicle can be towed as soon as the
selector lever is in position N and selector-
lever position N appears on the display.
f The vehicle must always roll on all four wheels
when towed.
The ignition must be switched on so that the
brake lights and turn signal lights operate and
the steering lock cannot engage.
f Do not exceed a maximum speed of 30 mph
(50 km/h). Maximum towing distance 30 miles (50 km).
If towing distances ar
e greater, the vehicle
must be transported with a car transporter
or on a trailer.
Panamera STowing a vehicle with PDK transmission on
one axle
f The vehicle must not be towed if the PDK
transmission is in emergency operation mode
(yellow or red “Gearbox emergency operation”
warning message). The vehicle must be
transported with a car transporter or on
a trailer.
f If a selector lever emergency release was
performed, the vehicle must not be towed.
The vehicle must be transported with a car
transporter or on a trailer.
f Move PDK selector lever to position N.
To properly engage selector-lever position N
on the display and at the selector lever, the
engine must be started once before towing
the vehicle.
The vehicle can be towed as soon as the
selector lever is in position N and selector-
lever position N appears on the display.
f Switch ignition off.
The ignition key must remain in the ignition
lock so that the steering wheel lock does
not engage.
The control unit must be removed from the ignition lock and the ke
y inserted in vehicles
with Porsche Entry & Drive.
f Please see the chapter “REMOVING THE
CONTROL UNIT FROM THE IGNITION LOCK” on
page 165.
f Make sure that the vehicle is
adequately illuminated.
f Do not exceed a maximum speed of 30 mph
(50 km/h).
Maximum towing distance 30 miles (50 km).
If towing distances are greater, the vehicle
must be transported with a car transporter or
on a trailer.
Panamera 4S, Panamera TurboTowing a vehicle with PDK and all-wheel drive
Caution!
We urge that wherever possible, a car
transporter or trailer be used to transport a
Panamera vehicle that cannot move under
its own power. This is the safest way to
transport a down vehicle.
For those instances where a car transporter or
trailer is not available, the vehicle may be towed
on all four axles only, provided the following
conditions are strictly met. Failure to meet these
conditions will result in serious and expensive
damage to the PDK transmission.