Porsche Cayenne S III (2017-2023) onboard supply control unit Wiring diagrams

ALARM HORN ANTENNA GND SHIELD ANTENNA ON FRONT CENTER CONSOLE BLK WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BONNET CONTACT SWITCH BONNET CONTACT SWITCH 2 BRN WIRE CAN COMFORT HIGH CAN COMFORT LOW CAN HIGH CAN LOW CAP SENS CAP SENS FLAP OPEN CAPACITOR 1 COIL 2 COMPUTER DATA LINES SYSTEM FILLER CAP SENSOR FL PROX SENSOR SUPPLY FLAP CLOSE FR PROX SENSOR SUPPLY FRONT FUSE BOX FRONT PARKING ANTENNA FUEL TANK FILLER FLAP CENTRAL LOCKING ACTUATOR FUSE 1 FUSE 12 FUSE 13 FUSE HOLDER E FUSE HOLDER H FUSE HOLDER J GARAGE DOOR OPERATION CONTROL UNIT GND, BODY GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES INITIAL CATCH TAILGATE LEFT FRONT EXTERIOR DOOR HANDLE CONTACT SENSOR LEFT REAR ENTRY, START AUTHORIZATION AERIAL LEFT REAR EXTERIOR DOOR HANDLE CONTACT SENSOR LIN LIN 2 LIN 2 (SOUNDER) LOCK TANK LID LOCKING, LUGGAGE COMPARTMENT ANTENNA M+ MICROSWITCH 1 MAIN CATCH TAILGATE MICROSWITCH 2 N/A ONBOARD SUPPLY CONTROL UNIT ONBOARD SUPPLY CONTROL UNIT 2 ORG/BRN WIRE POSITIVE CONNECTION 2 PROGRAMMING AERIAL FOR GARAGE DOOR OPENER REAR FUSE BOX REAR LEFT ANTENNA REAR LID LOCK UNIT REAR LID ROTARY LATCH CONTACT REAR RIGHT ANTENNA RED/BLK WIRE RED/VIO WIRE RED/YEL WIRE RIGHT FRONT EXTERIOR DOOR HANDLE CONTACT SENSOR RIGHT REAR ENTRY, START AUTHORIZATION AERIAL RIGHT REAR EXTERIOR DOOR HANDLE CONTACT SENSOR RL PROX SENSOR SUPPLY RR PROX SENSOR SUPPLY SENS SUPPLY SHIELD SIGNAL TANK FILLER FLAP LOCKING MOTOR TERM 30 TERM 30 A/C TERM 30-2 UNLOCK UNLOCK TANK LID VIO WIRE VIO/BLU WIRE VIO/WHT WIRE WHT WIRE WIRING HARNESS) YEL WIRE YEL/BLU WIRE YEL/GRY WIRE

3.0L TURBO, 3.0L TURBO HYBRID 4.0L TURBO 4.0L TURBO HYBRID AUTOMATIC GEARBOX CONTROL UNIT BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE CAN INFO HIGH CAN INFO LOW CAN PRIVAT HIGH CAN PRIVAT LOW COMPUTER DATA LINES SYSTEM ENGINE/MOTOR CONTROL UNIT FLEXRAY BRANCH 1 BM FLEXRAY BRANCH 1 BP FLEXRAY BRANCH 2 BM FLEXRAY BRANCH 2 BP FRONT FUSE BOX FUSE 4 FUSE 6 FUSE BOXES FUSE HOLDER D FUSE HOLDER E FUSE HOLDER G GEARBOX OIL COOLING VALVE GRN WIRE GRN/WHT WIRE GROUND HOT AT ALL TIMES IGNITION ON (TERMINAL 15) N/A ONBOARD SUPPLY CONTROL UNIT ORG/BLK WIRE ORG/BRN WIRE PARK/NEUTRAL START RELEASE PNK WIRE REAR FUSE BOX RED WIRE RED/VIO WIRE RED/YEL WIRE SELECTOR LEVER SENSORS CONTROL UNIT START RELEASE TERM 15 ACTIVATION TERM 30 TERM 31 THERMOSTATIC VALVE (THERMAL MANAGEMENT)

A/C COMPRESSOR VALVE + AIR CONDITIONING SYSTEM AMBIENT LIGHTING IN ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES, ELECTRONIC POWER STEERING SYSTEMS BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLU/VIO WIRE BONNET CONTACT SWITCH BONNET CONTACT SWITCH 2 BRAKE FLUID SENSOR BRAKE PAD SENSOR BRN WIRE BRN/BLU WIRE CAN HIGH CAN LOW COMPRESSOR CLUTCH COMPUTER DATA LINES SYSTEM COOLANT TEMPERATURE SENSOR DOOR LOCKS, ANTI-THEFT SYSTEMS EXTERIOR LIGHTS, HEADLIGHTS, INTERIOR LIGHTS SYSTEMS EXTERIOR LIGHTS, STARTING/CHARGING SYSTEMS FRONT FOOTWELL LIGHTING FRONT FUSE BOX FUSE 13 FUSE 15 FUSE 2 FUSE 3 FUSE 5 FUSE HOLDER C FUSE HOLDER D FUSE HOLDER E GRN WIRE GRN/RED WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE HAZARD WARNING LIGHT SWITCH HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT W/ TERMINAL 15 VOLTAGE SUPPLY RELAY ENERGIZED LEFT HIGH BEAM LEFT TERM 30 LIN 1 LIN 2 LIN 3 LIN 4 LIN 5 LIN 6 MAIN HEADLIGHT LEFT N/A ONBOARD SUPPLY CONTROL UNIT ORG/BRN WIRE OUTPUT RLY F PLUG SOCKETS POWER DISTRIBUTION SYSTEM REAR FOOTWELL LIGHTING RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RF PARKING LIGHT SEATS SYSTEM SENS GND SOUND SYSTEMS TERM 15 ACTIVATION TERM 15 LOAD TERM 30 A/C TERM 30 INTERIOR LIGHT TERM 30 PLUG SOCKETS VIO/RED WIRE VIO/WHT WIRE WASHER FLUID LEVEL SENSOR WHT/BLK WIRE WHT/GRN WIRE WHT/YEL WIRE WIPER/WASHER SYSTEM WIPER/WASHER, AIR CONDITIONING, ANTI-LOCK BRAKES SYSTEMS YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE

BLK/RED WIRE BLK/VIO WIRE BLK/YEL WIRE BLU/GRN WIRE BRN WIRE CAN COMFORT LOW CAN HIGH CAN LOW CAN TERMINATION HIGH CAN TERMINATION LOW COMPUTER DATA LINES SYSTEM FRONT FUSE BOX FUSE 1 FUSE 10 FUSE 5 FUSE 9 FUSE HOLDER C FUSE HOLDER E GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GROUND HEADLIGHT WASHER PUMP HEADLIGHTS SYSTEM HORN OUTPUT HORNS SYSTEM HOT AT ALL TIMES LF PARKING LIGHT LF SEAT HEATING BACKREST LF SEAT HEATING SENS LF SEAT HEATING SURFACE N/A N/A N/A ONBOARD SUPPLY CONTROL UNIT ORG/BRN WIRE OUTPUT 1 OUTPUT 2 PNK CAN COMFORT HIGH WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RF SEAT HEATING BACKREST RF SEAT HEATING SENS RF SEAT HEATING SURFACE RH MAIN HEADLIGHTS RIGHT HIGH BEAM RIGHT TERM 30 SEATS SYSTEM SEATS, SUPPLEMENTAL RESTRAINTS SYSTEMS TERM 30 HORN TERM 30 PUMP HEADLIGHT WASHER SYSTEM TERM 30-3 VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRY WIRE WHT/VIO WIRE WHT/YEL WIRE WIPER/ WASHER SYSTEM YEL WIRE

AIR CONDITIONING SYSTEM CONTROL UNIT AUXILIARY HEATER CONTROL UNIT CAN HIGH CAN LOW CAN TERM HIGH CAN TERM LOW DRIVE HIGH DRIVE LOW ELECTRICALLY ADJUSTABLE STEERING COLUMN CONTROL UNIT ELECTRO-HYDRAULIC ENGINE MOUNTING CONTROL UNIT ENGINE SOUND GENERATOR CONTROL UNIT 2 FLEXRAY 1 BM FLEXRAY 1 BP FLEXRAY 2+ INPUT FLEXRAY 2- OUTPUT GRN WIRE GRN/GRY WIRE GRY WIRE GRY/RED WIRE GRY/VIO WIRE LANE CHANGE ASSIST CONTROL UNIT LANE CHANGE ASSIST CONTROL UNIT 2 LEFT FRONT HEADLIGHT LIN LIN 1 LIN 2 LIN 3 NIGHT VISION SYSTEM CONTROL UNIT ONBOARD SUPPLY CONTROL UNIT ORG/BRN WIRE PNK WIRE RED WIRE REVERSING CAMERA SYSTEM CONTROL UNIT RIGHT FRONT HEADLIGHT STEERING COLUMN ELECTRONICS CONTROL UNIT STRUCTURE-BORNE SOUND CONTROL UNIT TAN WIRE TIRE PRESSURE MONITORING SYSTEM CONTROL UNIT VIO/WHT WIRE WHT/GRY WIRE

ALARM HORN AUXILIARY HEATER CONTROL UNIT AUXILIARY PUMP FOR HEATING BACKUP HORN SIREN BASS HORN BRAKE LIGHT SWITCH BRAKE SERVO CONTROL UNIT BRN WIRE CIRCULATION PUMP 2 COOLANT CIRCUIT SOLENOID DIAGNOSTIC CONNECTION DRIVER DOOR CONTROL UNIT DRIVER SIDE CENTRAL LOCKING LOCK UNIT ELECTRIC TRAILER BRAKES POTENTIOMETER ELECTRICAL AIR CONDITIONER COMPRESSOR ELECTRO-HYDRAULIC ENGINE MOUNTING CONTROL UNIT HIGH VOLTAGE BATTERY PRE- HEATING MIXING VALVE 2 HIGH-VOLTAGE HEATER (PTC) LEFT FRONT EXTERIOR DOOR HANDLE CONTACT SENSOR LEFT PEDESTRIAN PROTECTION TRIGGER 1 NIGHT VISION SYSTEM CAMERA WASHER PUMP ONBOARD SUPPLY CONTROL UNIT RADIATOR BLIND CONTROL MOTOR RADIATOR BLIND CONTROL MOTOR 3 RADIATOR BLIND CONTROL MOTOR 5 RADIATOR FAN REFRIGERANT CIRCULATION SOLENOID VALVE RIGHT BONNET CONTACT SWITCH 2 RIGHT FRONT HEADLIGHT RIGHT REAR TRIGGER 2 FOR PEDESTRIAN PROTECTION SECONDARY AIR PUMP MOTOR SOLENOID VALVE 2 SOLENOID VALVE 3 SOLENOID VALVE 4 STRUCTURE-BORNE SOUND CONTROL UNIT TERMINAL 15 VOLTAGE SUPPLY RELAY THERMAL MANAGEMENT CONTROL UNIT WINDSCREEN WIPER

BASS HORN BLK/YEL WIRE BRN WIRE CAN COMFORT LOW COMPUTER DATA LINES SYSTEM FRONT FUSE BOX FUSE 5 FUSE HOLDER E GROUND DISTRIBUTION SYSTEM HORN O/P HOT AT ALL TIMES N/A ONBOARD SUPPLY CONTROL UNIT PNK CAN COMFORT HIGH WIRE RED WIRE TERM 30 TERM 31 TREBLE HORN

2.9L TURBO, 3.0L TURBO, 3.0L TURBO HYBRID ADDITIONAL INSTRUMENTS BLK WIRE BLK/BRN WIRE BLU WIRE BRAKE FLUID LEVEL BRAKE FLUID LEVEL WARNING CONTACT BRAKE FLUID SENSOR BRN WIRE BRN/BLU WIRE BRN/WHT WIRE CAN COMFORT HIGH CAN COMFORT LOW CAN DIAGNOSTICS HIGH CAN DIAGNOSTICS LOW CAN INFO HIGH CAN INFO LOW COMPUTER DATA LINES SYSTEM COOLANT SENSOR COOLANT SHORTAGE INDICATOR SENDER DASH PANEL INSERT DASHBOARD FUSE BOX ENGINE/MOTOR CONTROL UNIT FUSE 3 FUSE 4 FUSE 9 FUSE HOLDER F GRN WIRE GROUND GRY/WHT WIRE GW CAN HIGH GW CAN LOW HEAD-UP DISPLAY CONTROL UNIT HOT AT ALL TIMES LIN N/A NIGHT VISION SYSTEM CONTROL UNIT NOT USED NOT USED OIL PRESSURE SWITCH ONBOARD SUPPLY CONTROL UNIT ORG/BRN WIRE OUTSIDE TEMP SENS PARKING AID REAR LOUDSPEAKER PISTON SPRAY NOZZLE VALVE PNK WIRE REAR LOUDSPEAKER + REAR LOUDSPEAKER - RED WIRE RED/BLU WIRE RED/GRY WIRE SENS GND SIGNAL SIGNAL GROUND LOCK SPEAKER TERM 30 TERM 30 1 TERM 30-2 TERM 30-3 TERM 31 TERM 31-1 TERM 31-2 TERM 31-3 VIDEO IN - VIDEO OUT 1+ VIO/WHT WIRE WASH WATER SENS WASHER FLUID LEVEL SENSOR WHT/GRN WIRE WHT/GRY WIRE WHT/YEL WIRE YEL/WHT WIRE

BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DIAGNOSTICS FRONT FUSE BOX FRONT PASSENGER AIR BAG WARNING LAMP FRONT ROOF MODULE FUSE 8 FUSE HOLDER E GRN WIRE GRN/BLU WIRE GROUND GRY/BLU WIRE HOT AT ALL TIMES INTERIOR LIGHTS SYSTEMS LEFT REAR BUTTON LIN 1 LIN 6 LIN ROOF CONSOLE MICROPH SOUND REC + N/A ONBOARD SUPPLY CONTROL UNIT ONBOARD SUPPLY CONTROL UNIT 2 PASS AIR BAG OFF LIGHT PASS AIR BAG ON LIGHT READING LIGHT REAR RIGHT BUTTON RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE SOUND SYSTEMS TERM 30 TERM 31 VIO/WHT WIRE VIO/YEL WIRE WHT/BRN WIRE WHT/RED WIRE YEL/VIO WIRE

ALARM HORN ANTENNA GND SHIELD ANTENNA ON FRONT CENTER CONSOLE BLK WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BONNET CONTACT SWITCH BONNET CONTACT SWITCH 2 BRN WIRE CAN COMFORT HIGH CAN COMFORT LOW CAN HIGH CAN LOW CAP SENS CAP SENS FLAP OPEN CAPACITOR 1 COIL 2 COMPUTER DATA LINES SYSTEM FILLER CAP SENSOR FL PROX SENSOR SUPPLY FLAP CLOSE FR PROX SENSOR SUPPLY FRONT FUSE BOX FRONT PARKING ANTENNA FUEL TANK FILLER FLAP CENTRAL LOCKING ACTUATOR FUSE 1 FUSE 12 FUSE 13 FUSE HOLDER E FUSE HOLDER H FUSE HOLDER J GARAGE DOOR OPERATION CONTROL UNIT GND, BODY GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES INITIAL CATCH TAILGATE LEFT FRONT EXTERIOR DOOR HANDLE CONTACT SENSOR LEFT REAR ENTRY, START AUTHORIZATION AERIAL LEFT REAR EXTERIOR DOOR HANDLE CONTACT SENSOR LIN LIN 2 LIN 2 (SOUNDER) LOCK TANK LID LOCKING, LUGGAGE COMPARTMENT ANTENNA M+ MICROSWITCH 1 MAIN CATCH TAILGATE MICROSWITCH 2 N/A ONBOARD SUPPLY CONTROL UNIT ONBOARD SUPPLY CONTROL UNIT 2 ORG/BRN WIRE POSITIVE CONNECTION 2 PROGRAMMING AERIAL FOR GARAGE DOOR OPENER REAR FUSE BOX REAR LEFT ANTENNA REAR LID LOCK UNIT REAR LID ROTARY LATCH CONTACT REAR RIGHT ANTENNA RED/BLK WIRE RED/VIO WIRE RED/YEL WIRE RIGHT FRONT EXTERIOR DOOR HANDLE CONTACT SENSOR RIGHT REAR ENTRY, START AUTHORIZATION AERIAL RIGHT REAR EXTERIOR DOOR HANDLE CONTACT SENSOR RL PROX SENSOR SUPPLY RR PROX SENSOR SUPPLY SENS SUPPLY SHIELD SIGNAL TANK FILLER FLAP LOCKING MOTOR TERM 30 TERM 30 A/C TERM 30-2 UNLOCK UNLOCK TANK LID VIO WIRE VIO/BLU WIRE VIO/WHT WIRE WHT WIRE WIRING HARNESS) YEL WIRE YEL/BLU WIRE YEL/GRY WIRE