The 2nd generation Porsche Cayenne was produced in 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 with a factory index of 92A and a body brand of 958. In this publication you can find a complete description of the fuses and relays of the Porsche Cayenne 958 with fuse box diagrams, their locations and photos of examples of execution. Let’s highlight safety measures 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.
Location
Diagram
Assignment
1 | 25A Driver seat adjustment control unit |
2 | 30A Heater control unit |
3 | 15A Horn Relay |
High pitch tone | |
Low tone signal | |
4 | 30A Wiper Motor |
5 | 30A Sunroof control unit |
6 | Not used |
7 | 15A Electrically adjustable steering column control unit |
8 | 5A Tire pressure monitoring control unit |
9 | 5A Light switch |
Rain and light sensor | |
Heated windshield | |
10 | 30A Sunroof blind control unit |
11 | Not used |
12 | Not used |
13 | 30A Subwoofer (Bose/Burmester) |
14 | 30A Onboard power supply control unit |
15 | 5A Hybrid (2015-2017): High Voltage Charger |
16 | 30A Driver door control unit |
17 | 5A Alarm Siren |
Hood limit switch | |
18 | 30A Onboard power supply control unit |
19 | 5A Engine control unit |
20 | 30A Onboard power supply control unit |
21 | 10A V8 (2010-2014): Circulation pump, air conditioning/parking heater |
2010-2017: Circulation pump relay | |
22 | 30A Onboard power supply control unit |
23 | 7.5A Diagnostic connector |
Ignition and starter switch | |
Data bus diagnostic interface | |
CAN-Infotainment bus interface | |
Electrical control unit steering column locks | |
Light switch | |
24 | 30A Heated windshield left side relay |
25 | 30A Heated windshield right relay |
26 | 15A Hybrid (2010-2014): Fan 1 battery |
27 | 5A Hybrid: |
Low coolant level warning control unit | |
Coolant level relay | |
Battery regulation system control unit | |
28 | 5A Hybrid: Electric drive control unit |
29 | 5A Hybrid: Clutch pressure regulator for automatic transmission |
30 | 5A Hybrid: Power steering control unit |
31 | 5A Hybrid (2015-2017): External audio, internal audio |
32 | 15A Hybrid (2010-2014): Air conditioning compressor control unit |
5A Hybrid (2015-2017): Accelerator pedal | |
33 | 30A Left rear door control unit |
34 | Not used |
35 | Not used |
36 | 5A Electromechanical parking brake button |
37 | 15A Hybrid (2010-2014): Fan 2 batteries |
38 | 5A Hybrid: |
Electric drive control unit | |
Fan unlock relay | |
39 | 30A Hybrid: Clutch pressure regulator for automatic transmission |
40 | 30A Hybrid (2010-2014): Fan unlock relay |
10A Hybrid (2015-2017): Disabling services | |
41 | 10A Hybrid: Battery regulation control unit |
42 | 5A Electrochromic interior mirror |
43 | 7.5A 2010-2014: Headlights, headlight range control |
5A 2015-2017: Headlight range control, active headlight system | |
44 | 5A 2010-2014: Seat ventilation |
7.5A 2015-2017: Seat ventilation | |
45 | 5A 2013-2017: |
Vehicle tracking system control unit | |
On-board power supply control unit | |
The engine control unit | |
46 | 5A Lane change assist (LCA) control unit |
47 | 5A Parking aid control unit |
Garage door opener control unit | |
Data bus diagnostic interface | |
CAN-Infotainment bus interface | |
Diagnostic connector | |
Wireless charging for your phone | |
Preparing your mobile phone | |
48 | 10A High Pressure Sensor |
Air flow meter (V6) | |
Starter relay | |
Electromechanical parking brake | |
Hybrid (2015-2017): High pressure sensor | |
49 | 7.5A Adaptive cruise control control unit |
50 | Not used |
51 | 5A 2017: Front camera control unit |
52 | 15A Rear window wiper motor |
53 | 5A 5A Steering column control unit |
Rear left light | |
54 | 25A Left headlight |
56 | 40A Level control compressor relay |
57 | 40A Supply fan |
Right side fuse box
Another fuse box is installed at the right end of the dashboard, behind the protective cover.
Location
Diagram
Designation
1 | 10A Active Roll Control (PDCC) |
2 | 15A Control unit for ride height control system |
3 | 30A Cross-wheel differential lock control unit |
4 | 30A Cross-wheel differential lock control unit |
5 | 25A Trailer recognition control unit, brake booster, |
6 | 10A 2010-2012: TV tuner, rear entertainment system |
15A 2013-2017: Trailer recognition control unit | |
7 | 15A Trailer recognition control unit |
8 | 15A Trailer recognition control unit |
9 | 30A Rear right door control unit |
10 | 15A Luggage compartment lighting |
11 | 30A Front passenger door control unit |
12 | 30A HangOn |
13 | Not used |
14 | 10A Airbag control unit |
Indicator lamp off front passenger airbags | |
Seat occupancy detection control unit | |
15 | Not used |
16 | 5A Electromechanical parking brake control unit |
Heating resistor for right windshield washer jet | |
ASR and ESP disable key | |
ABS control unit | |
Downhill assist button | |
Electromechanical parking brake button | |
17 | 25A Right headlight |
18 | Not used |
19 | 5A Tiptronic switch |
Multifunction switch | |
Automatic transmission control unit | |
20 | 20A 2010-2012: Front passenger seat adjustment control unit |
25A 2013-2017: Front passenger seat adjustment control unit | |
21 | 25A Rear seat heating control unit |
22 | 25A Front seat heating control unit |
23 | 25A Tailgate control unit |
24 | Not used |
25 | 30A 2013-2017: Rear heater |
26 | 30A Heated rear window relay |
27 | 5A Radio signal receiving device for additional liquid heater |
28 | 20A 2010-2012: |
Transmission hydraulic pump relay | |
Transfer case control unit | |
Automatic transmission control unit | |
29 | 30A Control unit for electronic vehicle stability control system |
30 | 5A HangOn |
31 | 20A On-board power supply control unit |
32 | 30A 2010-2012: Rear intake fan |
7.5A Hybrid (2015-2017): Front evaporator valve relay, coolant pump relay | |
33 | 15A On-board power supply control unit |
34 | 15A On-board power supply control unit |
35 | 5A Control unit for vehicle location tracking system |
36 | 20A On-board power supply control unit |
37 | 20A 2013-2017: |
Automatic transmission control unit | |
Transmission hydraulic pump relay | |
38 | 15A Cigarette lighter, socket in the armrest, socket in the glove box |
39 | 15A Additional sockets in the cabin, socket in the luggage compartment |
40 | 15A 2010-2012: Trailer recognition control unit |
10A 2013-2017: Rear seat entertainment system | |
41 | Not used |
42 | 5A Trailer recognition control unit |
43 | 10A Cross-wheel differential lock control unit |
HangOn | |
44 | 5A Sunlight Sensor |
Air quality sensor | |
Rear right light (2010-2014) | |
45 | 30A Voltage Stabilizer (Star/Stop) |
46 | 30A Voltage Stabilizer (Star/Stop) |
47 | 20A Electronic information system control unit |
Front panel display for control, indication and information output | |
48 | Not used |
49 | Not used |
50 | 10A Front air conditioner |
Rear air conditioning control unit | |
51 | 10A 2010-2016: PCM 3.1, radio, navigation system |
5A 2017: Display control unit | |
10A 2017; Japan: Display control unit, USB hub, DRSC | |
52 | 5A 2010-2014: Instrument cluster control unit |
2015-2017: Multifunction display | |
53 | 10A Heated steering wheel |
Rear View Camera | |
Compass display | |
Amplifier Bose (Japan) | |
Surround View cameras | |
54 | 10A 2010-2012: Ceiling console |
7.5A 2013-2017: Overhead console | |
55 | 7.5A 2015-2017: Adaptive Cruise Control (ACC) |
56 | 40A 2010-2014: Control unit for electronic vehicle stability control system |
57 | 40A 2010-2014: Electromechanical parking brake control unit |
Fuses 38 and 39 at 15A are responsible for the operation of the cigarette lighter.
Power fuse box
This unit is attached to the positive terminal of the battery and consists of high power fuses.
Layout
Appointment
1 | 100A Fuse box |
2 | 50A Control unit for ride height control |
3 | 100A Fuse box |
4 | 80A Fuse box |
5 | 40A Fuse box |
6 | 50A Socket relay, Fuse box |
7 | 60A Fuse Box, Rear Supply Fan |
8 | 60A Wire Connector, Terminal 30 Power Relay |
9 | 125A Fuse box |
10 | 60 / 150А Heating element for additional air heater, GB hydraulic pump relay |
11 | 40A Power supply relay terminal 15 |
12 | 5A Diagnostics |
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.
Diagram
Appointment
1 | 40A Starter relay, Starter |
2 | Not used |
3 | 40A Secondary air pump relay |
4 | 30A Vacuum pump relay |
5 | Not used |
6 | Not used |
7 | 15A Fuel pressure regulator, Fuel metering valve, Ignition coil |
8 | 10A Exhaust gas recirculation radiator pump |
9 | 30A Engine control unit |
10 | 10A Radiator fan control unit, Glow plug control unit, Additional coolant pump relay, Brake light switch, EGR cooler changeover valve, Throttle valve, Cylinder head coolant valve, Oil pressure control valve, Electronic coolant control thermostat engine, throttle body |
11 | 5A Oil level and temperature sensor |
12 | 10A Relay for auxiliary coolant pump, Relay for residual heat accumulator, Coolant circulation pump |
13 | 25A Fuel pump control unit |
14 | 15 / 30A Reducing agent pump, Reducing agent level estimation module, Engine control unit 2 |
15 | 10 / 30A Terminal 30 power supply relay, Engine control unit |
16 | 30A Reductant heating system control unit |
17 | 15A Lambda probe heating element |
18 | 10A Lambda probe heating element |
Relay
- Glow plug control unit (457)
- Engine electronics power supply relay (645)
- Secondary air pump relay (100)
- Main relay (614)
- Reserve
- Additional coolant pump relay (404)
- Reserve
- Reserve
- Starter relay (100)
- Brake servo relay (100)
- Reserve
- Reserve
- Starter relay 2 (433)
- Reserve
If you find a mistake or have something to add, write in the comments.