relay PORSCHE CAYNNE S 2005 1.G Owners Manual

310
Practical Tips, Minor Repairs
Electrical SystemIn order to avoid damage and faults in electrical or
electronic systems, electrical accessories should
be installed at your authorized Porsche dealer.
fUse only accessories authorized by Porsche.
Warning!
Risk of short circuit and fire.
Replacing fuses or relays with engine running
or the ignition on could cause electrical
shock.
fDisconnect the battery during all work on the electrical system.
RelaysRelays should be checked or changed only by an
authorized workshop.Alarm system, central lockingThe status of the central locking and alarm system
is not changed by disconnecting the battery.
When the battery is disconnected, the alarm
system ceases to function.
SocketsElectrical accessories can be connected to the
12 V sockets.Note on operation
The sockets and thus the connected electrical ac-
cessories function even if the ignition is swi tched
off or the ignition key is withdrawn.
If the engine is not running and the accessories
are switched on, the vehicle battery will be
discharged.

314
Practical Tips, Minor Repairs 22 Rear differential lock30
23
Rear differential lock, disengageable anti-roll bars
10
24 Tire pressure monitoring system5
2526Porsche Stability Management, passenger airbag deactivation, brake pedal switch, instrument panel, engine control unit,
airbag control unit, steering column module1027282930313233
Steering wheel heating, steering column module
15
34 Passenger compartment monitoring, seat heating5
35
Low beam, high beam
15
36 Vehicle electrical system control unit10
3738 Brake lights1039
Relay activation, heated rear window, seat heating
5
40 Instrument panel5
41
Porsche Entry & Drive
15
42 Panorama roof30
43
Subwoofer
30 No. Designation Rating in A

318
Practical Tips, Minor Repairs
454647
Telephone preparation
10
48 Level control, Porsche Active Suspension Management10
49
Telephone, automatic anti-dazzle mirror
5
50 ParkAssist5
51
Tiptronic
20
52 Tiptronic5
53
Windscreen relay
30
54 Windscreen relay30
5556 Porsche Stability Management4057
Center differential lock, Low Range
40
RES 1 Spare fuse 110
RES 2
Spare fuse 2
30 No. Designation Rating in A

Practical Tips, Minor Repairs
319
Fuse assignment – fuse box in engine compartmentNote
Use the plastic grippers from the fuse boxes in the dashboard to replace the fuses.No. Designation Rating in A
1
Fan
60
2Fan30
3
Secondary air pump
40
4 Secondary air pump40
567
Fuel injectors, ignition coils
20
8 Fuel injectors, ignition coils20
9
Engine control units
30
10 Engine components: radiator fans, afterrun pump, carbon canister valve, AC pressure sensor, tank leakage diagnosis 10
11
Engine components
15
12 E-box relay, secondary air pumps, afterrun pump relay5
13
Fuel pump
15
14 Fuel pump15
15
Engine control unit, fuel pump
10
17
Oxygen sensors
15
18 Oxygen sensors7,5

374
Index Warning light ............... 70
,72,112
,222
Porsche Traction Management ............ 217,218
Power measurement ................................... 242
Power steering ........................................... 253
Power windows ..................................... 29,30
Comfort function (windows).................... 30
One-touch operation .............................. 30
Opening/closing windows ...................... 29
Readiness for operation......................... 29
Storing end position .............................. 31
Switching off (rear)......................... 22,31
Power-transmission ..................................... 217
Preservation ............................................... 268
Pressure tester........................................... 306
PSM ........................................ 217
,220
,302
Deactivating ....................................... 222
Indicator light...................................... 112
Information light .................................. 222
Off road ............................................. 221
Switching on ....................................... 222
Warning light ............... 70
,72,112
,222
PTM........................................................... 217
RRadiator fans .............................................. 243
Radio
Tips ................................................... 172
Radio remote control .................................... 17
Changing the battery ........................... 334
Rain sensor ................................................ 121
Rain sensor operation ................................. 122
Reading light
Front.................................................. 149
Rear .................................................. 150Rear differential lock ................................... 214
Rear fog light..................................... 116
,346
Rear lid ...................................................... 182
Locking ................................................ 24
Opening ............................................... 24
Unlocking ............................................. 20
Rear light ................................................... 345
Rear seats.................................................... 37
Folding forward ..................................... 37
Positioning............................................ 39
Rear window ............................................... 184
Locking ................................................ 24
Opening ........................................ 20,24
Unlocking ............................................. 20
Rear window wiper ...................................... 123
Rear-axle load ............................................. 195
Reduction ..................................................... 86
Reflector .................................................... 345
Refuelling ................................................... 260
Relays ........................................................ 310
Release button............................................ 203
Relocking, automatic ..................................... 21
Remote control ............................................. 17
Changing the battery ........................... 334
Removing spots and stains .......................... 268
Reserve ..................................................... 260
REST button ............................. 129
,132
,136
REST mode ....................................... 135,141
Reverse gear ..................................... 166,202
Reversing light ............................................ 346
Rims .......................................................... 228
Diameter ............................................ 290
Rim width ........................................... 290
Rocker switches ......................................... 205
Roof console ..................................... 151,176Roof Transport System ..............193
,363
,365
Running in
Tires ....................................................14
Running-gear control systems ......................217
Running-gear setup......................................239
Indicator light ......................................113
Warning light .......................................239
SSafety belts .........................................42
,273
Belt tensioner .......................................43
Fastening..............................................44
Height adjustment .................................45
Opening................................................44
Warning light ..................................43,48
Safety catch, engine compartment lid ...........185
Safety compliance sticker ............................355
Safety net...................................................188
Assembly............................................190
Bracket ..............................................189
Permitted uses....................................189
Screewdriver ..............................................291
Sealant.........................................91
,98,296
Warning light .......................................110
Sealing set .................................................296
Seals, care .................................................271
Seat heating ........................................40,137
For air-conditioned areas at the rear .......41
Rear ...................................................137
Switching off .........................................40
Switching on .........................................40
Seat memory .......................................33,166
Recall using car key ..............................33
Recall using person buttons ...................33