The 1st generation Porsche Cayenne was produced in 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 with the factory index 9PA and body markings 955 and 957. In this publication we will present a description of the fuses and relays of the Porsche Cayenne 955 957 with diagrams fuse box, their photographs and locations. Let’s highlight the fuses responsible for the cigarette lighter.
The purpose of fuses and relays may differ from those presented and depend on the year of manufacture and the level of electrical equipment of your car.
Contents
Passenger compartment
Left side fuse box
At the left end of the instrument panel, behind the protective cover, there is a fuse box.
Photo for example
Diagram
Assignment
| 1 | 20A Cigarette lighter, center console socket, rear center console socket |
| 2 | 5A Radio signal reception device for additional water heater |
| 3 | 20A Passenger foot socket |
| 4 | 15A 2002-2007: Auxiliary water heater/auxiliary heater |
| 20A 2007-2010: Auxiliary water heater/auxiliary heater | |
| 5 | 20A Socket in luggage compartment |
| 6 | 15A Porsche Entry & Drive |
| 7 | 5A Diagnostic connector, antenna control unit, rain sensor, light sensor |
| 8 | 30A Wiper |
| 9 | 15A Onboard power supply control unit (windshield washer pump) |
| 10 | 25A 2002-2007: Left rear door window regulator |
| 30A 2007-2010: Window lifter and central locking of the left rear door | |
| 11 | 15A 2002-2007: Driver’s door control unit (central locking), left rear door control unit (central locking) |
| 12 | 20A 2002-2007: On-board power supply control unit (interior lighting) |
| 13 | – |
| 14 | 25A 2002-2007: Left front door window regulator |
| 30A 2007-2010: Window lifter and central locking of the left front door | |
| 15 | 15A Rear right lamp; central locking, power windows, electric mirrors |
| 16 | 20A Onboard power supply control unit (horn) |
| 17 | 10A 2002-2007: On-board power supply control unit (turn indicators, left parking lights) |
| 30A 2007-2010: On-board power supply control unit (turn indicators left, low beam left, parking lights right) | |
| 18 | 20A 2002-2007: Headlight washer |
| 25A 2007-2010: Headlight washer | |
| 19 | 15A 2002-2007: On-board power supply control unit (fog light) |
| 5A 2007-2010: On-board power supply control unit (interior lighting) | |
| 20 | 30A 2007-2010: Onboard power supply control unit (instrument cluster illumination, left fog light, left auxiliary high beam) |
| 21 | 15A 2002-2007: On-board power supply control unit (adaptive cornering lights) |
| 22 | 30A Rear differential lock, transfer case, automatic tailgate |
| 23 | 10A 2002-2007: Rear differential lock, anti-roll bar disconnect control unit |
| 2007-2010: Differential lock | |
| 24 | 5A Tire pressure monitoring system |
| 25 | – |
| 26 | 10A Porsche Stability Management (PSM), brake pedal switch, front passenger airbag, instrument panel, airbags, engine control unit, steering column control unit |
| Engine control unit (engine control, cooling fans, airbags, clutch pedal switch, instrument panel) | |
| 27 | – |
| 28 | – |
| 29 | – |
| 30 | 15A Additional lighting (Off-road) |
| 31 | 15A Additional lighting (Off-road) |
| 32 | – |
| 33 | 15A Steering column control unit, steering wheel heating |
| 34 | 5A Volume sensor, heated seats, roll sensor |
| 35 | 15A 2002-2007: Low beam, high beam (left side) |
| 30A 2007-2010: On-board power supply control unit (fog light on the right, additional high beam on the right, interior lighting) | |
| 36 | 10A 2002-2007: On-board power supply control unit |
| 30A 2007-2010: Driver’s seat adjustment control panel | |
| 37 | |
| 38 | 10A Brake Lights |
| 39 | 5A Heated rear window, heated seats |
| 40 | 5A Instrument cluster control unit, diagnostics |
| 41 | 15A Control unit for access and start authorization system |
| 42 | 30A Sunroof control unit |
| 43 | 30A Subwoofer |
| 44 | 30A Control panel for driver’s seat adjustment, control unit for seat and steering column adjustment with memory function, control unit for driver’s seat adjustment |
| 45 | 30A Left seat height adjustment, left seat backrest tilt adjustment, rear seat heating control unit |
| 46 | – |
| 47 | 10A 2002-2007: Rear differential lock |
| 2007-2010: Transfer case | |
| 48 | 5A Additional liquid heater/additional heater |
| 49 | 5A Servotronic control unit, anti-roll bar deactivation control unit |
| 50 | 10A 2002-2007: Heating resistor for crankcase ventilation system |
| 51 | 5A Air quality sensor, parking brake, diagnostic connector |
| 52 | 30A 2002-2007: Rear wiper |
| 15A 2007-2010: Rear wiper | |
| 53 | 5A Heated rear window (mirrors), volume sensor, light switch, steering column control unit |
| 54 | 10A Headlight range control, left headlight module (2007-2010) |
| 55 | – |
| 56 | 40A Heater fan, front |
| 57 | 40A 2002-2007: Rear interior heater fan (4-zone climate) |
| 2007-2010: Porsche Active Suspension Management (PASM) |
For cigarette lighters (sockets) fuses numbered 1, 3 and 5 are responsible for 20A.
Right side fuse box
Another fuse box is installed at the right end of the dashboard, also covered with a protective cover.
Photo
Diagram
Designation
| 1 | 15A Trailer control unit |
| 2 | 5A Parking assistance system |
| 3 | 15A Trailer control unit |
| 4 | 5A 2002-2007: Mobile phone control electronics control unit |
| 5 | 15A Trailer control unit |
| 6 | 30A Porsche Stability Management (PSM) |
| 7 | 5A Transfer case control unit, prepared for mobile phone |
| 8 | 20A 2002-2007: On-board power supply control unit (additional high beam) |
| 30A 2007-2010: On-board power supply control unit (turn indicators on the right side, low beam right, parking lights left) | |
| 9 | 5A 2002-2007: CD changer, DVD navigation |
| 10 | 5A TV tuner, satellite receiver (2002-2007), rear entertainment system (2007-2010) |
| 11 | 10A Radio or Porsche Communication System (PCM) |
| 12 | 30A Audio Amplifier |
| 13 | 5A Heated seats |
| 14 | 15A Rear left light; central locking, power windows, electric mirrors |
| 15 | 25A 2002-2007: Right rear door window regulator |
| 30A 2007-2010: Window lifter and central locking of the right rear door | |
| 16 | 10A Luggage compartment lighting |
| 17 | 15A 2002-2007: Low beam, high beam (right side) |
| 18 | 30A Heated rear window |
| 19 | 25/30A Brake booster (trailer control unit) |
| 20 | 30A Seat height adjustment |
| 21 | 10A Spare wheel release, alarm siren |
| 22 | 30A 2002-2007: Front passenger seat adjustment control unit, front seat heating control unit |
| 25A 2007-2010: Heated front seats | |
| 23 | 10A Climate control |
| 24 | 30A Front passenger seat adjustment control unit |
| 25 | 5A Rear climate control control and display panel |
| 26 | – |
| 27 | 15A Vehicle level control (Porsche Active Suspension Management (PASM)), active roll control (Porsche Dynamic Chassis Control (PDCC)) |
| 28 | – |
| 29 | 10A 2002-2007: Transmission control unit |
| 5A 2007-2010: Transmission control unit, Tiptronic switch | |
| 30 | 20A Automatic tailgate drive |
| 31 | 15A Fuel filler cap lock |
| 32 | 10A 2002-2007: Front passenger door control unit (central locking), right rear door control unit (central locking) |
| 33 | – |
| 34 | 25A 2002-2007: Right front door window regulator |
| 30A 2007-2010: Window lifter and central locking of the right front door | |
| 35 | 10A 2002-2007: On-board power supply control unit (turn indicators, parking lights on the right) |
| 30A 2007-2010: Front passenger seat adjustment control unit | |
| 36 | 5A Sunroof module, telephone, compass module (vehicle positioning system control unit) |
| 37 | – |
| 38 | 10A Porsche Stability Management (PSM) |
| 39 | 5A Diagnostics |
| 40 | 10A Transfer case control unit |
| 41 | 10A Trailer control unit |
| 42 | 5A Garage Door Opener Control Panel, Garage Door Opener Control Unit |
| 43 | 5A Reversing lamps |
| 44 | 5A Heating resistor for left windshield washer jet, heating resistor for right windshield washer jet, seat heating control, control panel for ride height control, active roll control (Porsche Dynamic Chassis Control (PDCC)) |
| 45 | – |
| 46 | 5A 2007-2010: Rear Seat Entertainment System |
| 47 | 10A 2002-2007: Mobile phone preparation |
| 48 | 10A Vehicle level control (Porsche Active Suspension Management (PASM)) |
| 49 | 5A Telephone, electrochromic interior mirror |
| 50 | 5A 2002-2007: Parking Assist |
| 10A 2007-2010: Right headlight module | |
| 51 | 20A 2002-2007: Tiptronic control unit |
| 15A 2007-2010: Tiptronic control unit | |
| 52 | 5A Tiptronic switch, P lock solenoid, multifunction switch |
| 53 | 30A Heated windshield left side relay |
| 54 | 30A Heated windshield right relay |
| 55 | 5A Rear view camera |
| 56 | 40A Porsche Stability Management (PSM) |
| 57 | 40A Transfer case control unit |
Power fuse box
This unit is attached to the positive terminal of the battery and consists of high power fuses.
Diagram
Protected components
- Main battery switch
- Power supply relay terminal 15 (100) / (433)
- Second battery charging relay
| SD1 | 150A Left fuse box |
| SD2 | 150A Right fuse box |
| SD3 | 60A Right fuse box |
| SD4 | 60A Switching block, left fuse box |
| SD5 | 60A Terminal 15 relay |
| SD7 | 250A Parallel connection of the battery |
| SD8 | 150A Socket |
| SD9 | 5A Onboard supply control unit |
| SD10 | 10A Onboard supply control unit |
| SD11 | 5A Diagnostics of the starter wire |
| SD12 | Not used |
| SD13 | 40A The electric motor of the compressor of the ride height control system |
| SD14 | Not used |
Additional relays can be installed separately, outside the blocks, in the area of the steering rack.
Engine compartment
Fuses and relays box
Under the hood in the engine compartment on the left side there is a block with fuses and relays.
For example
Diagram
Designation
| 1 | 60A radiator fan control unit, radiator fan |
| 2 | 30A radiator fan control unit, radiator fan |
| 3 | 40A secondary air pump |
| 4 | 40A secondary air pump |
| 5 | 30A ignition coil, fuses in relay and fuse box |
| 6 | 30A ignition coil |
| 7 | 10A cylinder injectors, fuel cooling pump relay 20A ignition coil |
| 8 | 15A Cayenne: Ignition coils |
| Cayenne S/Cayenne GTS/Cayenne S Transsyberia: | |
| Fuel Tank Relief Valve, A/C Compressor, A/C Control Module, Crankcase Ventilation, Intake Manifold Shift Valve | |
| 9 | 30A Motronic control unit, engine control unit, diesel injection system control unit |
| 10 | 10A 2002-2007: Engine electronics: radiator fan control unit, pump running after the engine is turned off, absorber valve, high pressure sensor, fuel system diagnostic pump |
| 2007-2010: | |
| Cayenne: Auxiliary coolant pump relay, fuel system diagnostic pump, canister valve, fan, high pressure sensor | |
| 2007-2010: | |
| Cayenne S/Cayenne GTS/Cayenne S Transsyberia: | |
| Radiator fan control unit, high pressure sensor, fuel system diagnostic pump, absorber valve, oil level and temperature sensor | |
| 11 | 15A Engine electronics, secondary air pump (Cayenne), air conditioning compressor (Cayenne), oil level and temperature sensor (Cayenne) |
| 2007-2010: | |
| Cayenne: Oil level and temperature sensor, air conditioning compressor, air conditioning control unit, crankcase ventilation | |
| 2007-2010: | |
| Cayenne S/Cayenne GTS/Cayenne S Transsyberia: | |
| Engine control unit, fuel valve | |
| 12 | 5A secondary air pump relay, electric fuel pump relay 10A absorber solenoid valve 1, regulator, glow plug control unit 20A coolant system thermostat. electronically controlled engine, high pressure sensor, coolant pumping relay after shutdown. engine, climate control unit, intake valve timing control valve, electric motor for changing the geometry of the intake manifold |
| 13 | 15A Right fuel pump |
| 14 | 15A Left fuel pump 10A fuel metering valve |
| 15 | 15A fuel pump relay, Motronic control unit, engine control unit |
| 16 | 10A battery parallel relay, 30A brake pump |
| 17 | 15A lambda probe 30A lambda probe |
| 18 | 7.5/15A lambda probe after catalyst |
Relay
| A1 | Glow plug control unit (475) |
| A2 | Terminal 30 power supply relay (109) / (219) |
| A4 | Fuel pump relay (53) |
| A6 | Fuel cooling pump relay (404) |
| A5 | Additional coolant pump relay (404) |
| A3 | Glow plug control unit (475) |
| B6 | Additional fuel pump relay (449) |
| B7 | Not used |
| B4 | Low heating power relay (100) Power supply relay 1 (100) |
| B3 | High power heating relay (100) |
| B1 | Terminal 30 power supply relay (219) |
| B2 | Fuel pump relay (53) |
| C20 | Terminal 50 power supply relay (433) |
| C19 | Fuel boost pump relay (404) |
If you have any questions, ask them in the comments.