PORSCHE CAYMAN 2009 1.G Owners Manual
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Practical Tips, Emergency Service
229
Flat Tire
 Warning!
Failure to follow these instructions may result 
in serious personal injury to you or to by-
standers.
f If you have a flat tire,  move a safe distance off 
the road. Turn the emergency flasher on and 
use other warning devices to alert other motor-
ists. Set the parking brake.
f Do not park your vehicl e where it may contact 
dry grass, brush or other flammable materials. 
The hot parts of the exhaust system could set 
such materials on fire, thereby causing both 
property damage and serious personal injury or death.
A tire sealant and compressor with pressure 
tester are located in the  luggage compartment. 
f Please observe the safety and operating in-
structions on the special sealant bottle with a 
special Porsche part number and on the com-
pressor – these are essential. Important note
Sealing the tire with the tire repair kit is only 
an emergency repair. Even with the tire air-
tight, it may be used only for short journeys 
in an emergency.
The maximum permitted speed is 50 mph 
(80 km/h).
f
Do not use commercially available sealant or 
tire inflating bottles.
Use only the tire sealant located in the luggage 
compartment.
 Warning!
Risk of accident, resulting in serious 
personal injury or death.
f Have tires replaced by a specialist workshop 
as soon as possible.
f Avoid hard acceleration and high cornering speeds. 
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Practical Tips, Emergency Service
A- Filler bottle
B - Filler hoseTire sealantThe tire sealant can be used to seal small cuts, 
especially in the tire tread.
Sealing the tire with the tire sealant is only an 
emergency repair, so you  can drive to the next 
workshop. Even with the tire  air-tight, it may be 
used only for short journeys in an emergency. The tire sealant and a compressor with pressure 
tester can be found in the luggage compartment.
The tire sealant comprises: 
– A filler bottle
– A sticker denoting the maximum permissible 
speed for the driver’s field of vision
– A filler hose
– A valve turner and
– A spare valve insert.
 Danger!
Risk of accident , resulting in serious per-
sonal injury or death.
f Use the tire sealant only in the case of cuts or 
punctures no larger than 0.15 in. (4 mm).
f Never use the tire sealant if the rim is dam-aged.
 Warning!
The sealant is highly flammable and harmful 
to health.
f Fire, naked flame and smoking are prohibited 
when handling tire sealant.
f Avoid contact with skin, ey es or clothing due to 
caustic chemical properties of the tire sealant.
f Keep tire sealant away from children.
f Do not inhale vapors, due to consequent harm 
to personal health  resulting in serious personal injury or death.
In case of contact with the sealant:
f If sealant gets on the skin or in the eyes, 
thoroughly rinse the affect ed part of the body 
off immediately.
f Change soiled clothing immediately.
f Get medical attention immediately in the event 
of an allergic reaction.
f If sealant was swallowed, thoroughly rinse out 
the mouth without delay an d drink plenty of 
water.
Do not induce vomiting.
Get medical attention immediately. 
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Practical Tips, Emergency Service
231
A- Filler bottle
B - Filler hose
C - Plug of the filler hose
D -Valve turner
E -Valve insert
F - Tire valveInserting sealant
1. Leave the object that caused the puncture in  the tire.
2. Remove compressor, sealant and the  enclosed sticker from the luggage compart-
ment.
3. Adhere the sticker in the  driver's field of vision.
4. Shake filler bottle  A. 5. Screw filler hose B
 onto the filler bottle.
The filler bottle is now open.
6. Unscrew valve cap from tire valve  F.
7. Remove valve insert E  from the tire valve with 
valve turner  D.
Keep the valve insert in a clean and dry place.
8. Remove plug  C of the filler hose  B.
9. Push filler hose onto the tire valve.
10.Hold filler bottle higher than the level of the tire  valve and press it together forcefully until the 
bottle is completely emptied into the tire.
11.Pull filler hose off the tire valve.
12.Twist the valve insert fi rmly into the tire valve 
using the valve turner.
13.Connect the compressor to the cigarette light- er and inflate the tire to the prescribed tire 
pressure.
Please see the chapter “TIRE PRESSURE FOR 
COLD TIRES (68 °F/ 20 °C)” on Page 267.
14.Screw valve cap onto the tire valve.
15.Check the tire pressure after driving for around  10 minutes.
If the tire pressure is less than 22 psi (1.5 bar), 
do not continue driving.
If a value of more than 22 psi (1.5 bar) is indi-
cated, correct the pressure to the prescribed 
value. 16.Please consult your authorized Porsche 
dealer.
Note on operation for vehicles with 
Tire Pressure Monitoring
17.On vehicles with Tire Pressure Monitoring, the  settings on the on-board  computer must be 
updated after the wheel change.
Please see the chapter “TPM TIRE PRESSURE 
MONITORING” on Page 151.
Care Instructions
After drying, any sealan t that emerges can be 
peeled off like a film.
 Warning!
Risk of accident , resulting in serious per-
sonal injury or death.
f Have the tire replaced by an authorized 
Porsche dealer immediately.
f Avoid hard acceleration and high cornering 
speeds.
f Do not exceed maximum speed of 50 mph 
(80 km/h).
f Please always observe the safety and opera-
ting instructions, which can be found in the 
separate operating instructions for the sealant and on the compressor. 
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Lifting the Vehicle with a Lifting 
Platform or Garage Lift The car must be raised only at the illustrated jack-
ing points.
 Caution!
Serious personal injury  or death and/or seri-
ous damage to the engi ne or the vehicle may 
occur, if you lift the vehicle improperly. 
f Never lift the vehicle at any other place than 
the jacking points.
f Never lift the vehicle by  the engine, transmis-
sion or axles. 
f Do not damage any sensitive components in the vicinity of the jacking points. 
Platform lift Before the car is driven on to a lifting platform, it 
must be ensured that there is enough space be-
tween the lifting platfo rm and the vehicle. Garage lift A garage lift must be used  only at the illustrated 
jacking points.  
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SpacersfUse the spacers only together with wheels and 
fastening parts approved by Porsche.
Before having spacers fitted, find out about the 
current approval status.
Mounting an emergency spare wheel
If 5 mm spacers are mounted, these must  not be 
removed to mount an emergency spare wheel.
Fitting snow chains
The use of snow chains is not permitted when 
5 mm spacers are mounted.
 Caution!
Risk of damage to the wheel housings if the 
5 mm spacers are not removed before fitting 
snow chains.
f To permit the fitting of  snow chains, have the 5 mm spacers removed  on all 4 wheels.Note on operation
f
To fit/remove the spacers:
Please consult an authorized Porsche dealer.
f Please see the chapter “CHANGING A WHEEL” 
on Page 227.
Removing the spacers
1. Unscrew both countersunk screws (M6x16) on the wheel hub.
2. Remove the spacer.
3. Fasten the brake disc with the  short M6x12 
countersunk screws, part No.: 
900.269.047.09. 
Tightening torque  7.5 ftlb. (10 Nm) .
4. For wheel mounting  without a spacer, 5 mm 
shorter  wheel bolts (part No.: 
997.361.203.01 ) must be used.
Tightening torque:  96 ftlb. (130 Nm) . 
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Practical Tips, Emergency Service
f
Please see the chapter “CHANGING A WHEEL” 
on Page 227.
Mounting the spacers
1. Remove wheel.
2. Unscrew both countersunk screws (M6x12) on  the break disc.
3. Fasten the spacer with the  long M6x16 
countersunk screws. 
Tightening torque  7.5 ftlb. (10 Nm) .
4. Fit wheel. To do this use the  longer wheel 
bolts for fastening the wheels. 
Tightening torque:  96 ftlb. (130 Nm) .
f Please see the chapter “CHANGING A WHEEL” 
on Page 227.
Required scope of parts if the spacers are 
removed
Short countersunk screws (M6x12)
Part No: 900.269.047.09
1 set short wheel bolts
Part No:  997.361.203.01
Short anti-theft protection
Part No: 996.361.057.01
f For information on the spacers: Please see the 
chapter “SPACERS” on Page 233.
Long wheel bolt
- X: Bolt length approx. 49 mm
- Arrows:  spherical cap ringWheel bolt identifying features
For identification purposes, the movable spherical 
cap ring is galvanised in red on the  long wheel 
bolts. 
The long wheel bolts must only be used together 
with  5 mm spacers fitted.
The  short  wheel bolts are not marked in colour.
The short wheel bolts must only be used  without 
5 mm spacers fitted.
f Tightening torque for both wheel bolts: 
96 ftlb.  (130 Nm) . 
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Electrical System In order to avoid damage and faults in electrical or 
electronic systems, electrical accessories should 
be installed at your authorized Porsche dealer. 
fOnly use accessories authorized by Porsche. 
 Warning!
Risk of short circuit and fire, resulting in 
serious personal injury or death.
Replacing fuses or relays with the engine 
running or the ignition on could cause elec-
trical shock. 
f Disconnect the negative terminal on the 
battery during all work on the electrical 
system.
Please see the chapter “BATTERY” on Page 239.
RelaysDefective relays  should be changed only by an 
authorized workshop. 
In storage tray between the front seats
(not on vehicles with iPod, USB, AUX interfaces)SocketsElectrical accessories should preferably be 
connected to the 12 V sockets.
f Please observe the maximum power 
consumption.
Note on operation
The tire filling compressor must be connected to 
the cigarette lighter.
In the passenger’s footwellNote on operation
The sockets and thus the connected electrical 
accessories function even if the ignition is 
switched off or the igni tion key is withdrawn.
If the engine is not running and the accessories 
are switched on, the vehicle battery will be dis-
charged.
Do not operate additional accessories for more 
than 5 minutes when engine is off. Continuing to 
do so may drain the batte ry such that it may go 
completely dead.
Maximum power consumpti on for both sock-
ets together: 70 W. 
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Practical Tips, Emergency Service
Alarm system, central lockingThe status of the central locking and alarm system 
is not changed by disconnecting the battery.
When the battery is di sconnected, the alarm 
system ceases to function.Central locking overload protectionIf the central locking sy stem is operated more 
than ten times within a minut e, further operation is 
blocked for 30 seconds.
Load switch-off after 2 hours or 7 daysIf the ignition key is  removed, loads which are 
switched on or are in standby mode (such as the 
luggage compartment light and interior light) are 
automatically switched off after approx.  2hours.
The Radio/PCM is automatically switched off after 
approx. 10 minutes.
If the vehicle is not started or unlocked with the 
remote control within 7days , the remote control 
standby function is switched off (to save the 
vehicle battery).
1. In this case, unlock the driver’s door with the  key at the door lock.
Leave the door closed in order to prevent the 
alarm system from being triggered.
2. Press button 1  on the remote control.
The remote control is now activated again. 
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Replacing fuses In order to prevent damage to the electrical sys-
tem due to short circuits and overloads, the indi-
vidual circuits are protected by fuses.
The fuse box is located in the driver’s footwell. 
A - Plastic gripper
B  - Spare fuses 1. Switch off the load with the defective fuse.
2. Pull off plastic cover at the finger hole (arrow ).
The  fuse plan  and instructions for 
emergency unlocking of the luggage 
compartment lid  can be found on the inner 
side of the cover.
3. Remove the corresponding fuse from its slot  using the plastic gripper  A in order to check it.
A blown fuse can be ide ntified by the melted 
metal strip. 4. Replace only with fuses of the same rating.
We recommend using genuine Porsche fuses 
for replacement.
Note
f If a fuse blows repeatedly consult an author-
ized Porsche dealer.
f Never try to “repair” fuses: you may cause se-
rious damage to other pa rts of the electrical 
system. 
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Emergency unlocking of the front luggage 
compartment lidIf the battery is discharged, the front luggage 
compartment lid can be opened only with the aid 
of a donor battery.
Note
The engine cannot be started with this method.
f Please see the chapter “EMERGENCY 
STARTING WITH JUMPER CABLES” on 
Page 245.
Unlocking lid
1. Use the key to unlock the vehicle at the door  lock.
2. Remove the plastic cover from the fuse box.
3. Pull out positive terminal  C (red) in the fuse box 
using the plastic gripper A  (yellow).
A - Plastic gripper (yellow)
C  - Positive terminal (red)4. Use a jumper cable to connect the positive 
terminal of the donor battery to the positive 
terminal C in the fuse box.
Note
If the vehicle was locked, the alarm horn will sound 
when the negative cable is connected.
5. Use the black jumper cable to connect the  negative terminal of the donor battery to the 
door arrester  D.
6. Press button  2 on the remote control for 
approx. 2 seconds to unlock the luggage 
compartment lid. 
The alarm system is switched off.
7. Disconnect the negative cable first, then the  positive cable.
8. Push positive terminal  C into the fuse box and 
push on the plastic fuse box cover.