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

BLK WIRE BLU WIRE BLU/BLK WIRE BRAKE FLUID BRAKE FLUID LEVEL WARNING CONTACT BRAKE PAD BRAKE SERVO VACUUM SENDER BRN WIRE BRN/BLU WIRE CAN HIGH CAN LOW COMPUTER DATA LINES SYSTEM ELECTRONIC STABILIZATION PROGRAM CONTROL UNIT FLEXRAY 1- INPUT FLEXRAY 2- OUTPUT FRONT FUSE BOX FUSE 1 FUSE 2 FUSE CARRIER 7 FUSE HOLDER D GRN WIRE GRN/VIO WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/YEL WIRE HALL SENSOR HOT AT ALL TIMES HOT W/ TERMINAL 15 VOLTAGE SUPPLY RELAY ENERGIZED INPUT INSTRUMENT CLUSTER SYSTEM LEFT EPB ACTUATOR + LEFT EPB MOTOR + LEFT FRONT BRAKE PAD WEAR SENDER LEFT FRONT SPEED SENSOR LEFT PARKING BRAKE MOTOR LEFT REAR BRAKE PAD WEAR SENDER LEFT REAR SPEED SENSOR LEVEL LF INPUT SPD SENS SIG LF SPD SENS SPLY LR INPUT SPD SENS SIG LR SPD SENS SPLY MOTOR A MOTOR B N/A ONBOARD SUPPLY CONTROL UNIT ORG/BRN WIRE OUTPUT PARK BRAKE FUNCT DISPLAY PNK FLEXRAY 1+ OUTPUT PNK FLEXRAY 2+ OUTPUT WIRE RED WIRE RED/BLK WIRE RED/GRN WIRE RED/YEL WIRE RF SPD SENS INPUT RF SPD SENS SPLY RIGHT EPB ACTUATOR + RIGHT EPB MOTOR - RR INPUT SPD SENS SIG RR SPD SENS SPLY SENSOR SENSOR GROUND SENT SIGNAL SIGNAL SUPPLY SWITCH 1 SWITCH 2 SWITCH 3 SWITCH 4 TERM 15 TERM 15 ACT TERM 15 LOAD TERM 30 ELECTRONICS TERM 30 PUMP TERM 30 VALVES TERM 31 TERM 31 PUMP TERM 31 VALVES VIO WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/RED WIRE

BLK/VIO WIRE BLU/GRN WIRE BODY GND BRN WIRE CAN HIGH CAN LOW CODIERPIN 1 COMPUTER DATA LINES SYSTEM FRONT FUSE BOX FUSE 12 FUSE 2 FUSE HOLDER D GRY WIRE HEATER HOT W/ TERMINAL 15 VOLTAGE SUPPLY RELAY ENERGIZED LEFT FRONT SEAT BACKREST FAN 1 LEFT FRONT SEAT CUSHION FAN 1 LEFT FRONT SEAT EXTENSION HEATER ELEMENT LEFT FRONT SEAT HEATED BACKREST LEFT FRONT SEAT HEATED SEAT CUSHION LF SEAT HEATING BACKREST LF SEAT HEATING SENS LF SEAT HEATING SURFACE N/A ONBOARD SUPPLY CONTROL UNIT ORG/BRN WIRE RED/YEL WIRE TERM 15 VIO/WHT WIRE WHT/BLU WIRE WHT/YEL WIRE

BLK/VIO WIRE BRN WIRE CAN HIGH CAN LOW CODIERPIN 1 CODIERPIN 3 COMPUTER DATA LINES SYSTEM FRONT FUSE BOX FUSE 12 FUSE 2 FUSE HOLDER D GRN/BLU WIRE GRY WIRE HEATER HOT W/ TERMINAL 15 VOLTAGE SUPPLY RELAY ENERGIZED N/A ONBOARD SUPPLY CONTROL UNIT ORG/BRN WIRE RED/BLU WIRE RED/YEL WIRE RF SEAT HEATING BACKREST RF SEAT HEATING SENS RF SEAT HEATING SURFACE RIGHT FRONT SEAT BACKREST FAN 1 RIGHT FRONT SEAT CUSHION FAN 1 RIGHT FRONT SEAT EXTENSION HEATER ELEMENT RIGHT FRONT SEAT HEATED BACKREST RIGHT FRONT SEAT HEATED SEAT CUSHION TERM 15 TERM 31 VIO/WHT WIRE VIO/YEL WIRE WHT/BLU WIRE WHT/YEL WIRE

BASS HORN BLK/GRN WIRE BRN WIRE CAN COMFORT LOW COMPUTER DATA LINES SYSTEM FRONT FUSE BOX FUSE 5 FUSE HOLDER E 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

3.0L TURBO, 3.0L TURBO HYBRID AIR CONDITIONING SYSTEM CONTROL UNIT AUXILIARY HEATER CONTROL UNIT BLK WIRE BLK/RED WIRE BLK/VIO WIRE BRN WIRE CLUTCH ACTUATOR DRIVER DOOR CONTROL UNIT FROM MAIN RELAY (DIAGRAM 4 OF 9) FRONT FUSE BOX FUSE 1 FUSE 10 FUSE 11 FUSE 12 FUSE 2 FUSE 3 FUSE 4 FUSE 5 FUSE 6 FUSE 7 FUSE 8 FUSE 9 FUSE HOLDER C FUSE HOLDER D GRN WIRE LEFT FRONT SEAT BACKREST FAN 1 LEFT FRONT SEAT CUSHION FAN 1 LEFT REAR DOOR CONTROL UNIT LEFT REAR SEAT BACKREST FAN 1 LEFT REAR SEAT CUSHION FAN 1 N/A ONBOARD SUPPLY CONTROL UNIT ONBOARD SUPPLY CONTROL UNIT 2 RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RIGHT FRONT SEAT BACKREST FAN 1 RIGHT FRONT SEAT CUSHION FAN 1 RIGHT REAR DOOR CONTROL UNIT RIGHT REAR SEAT BACKREST FAN 1 RIGHT REAR SEAT CUSHION FAN 1 SLIDING SUNROOF ADJUSTMENT CONTROL UNIT TERMINAL 15 VOLTAGE SUPPLY RELAY TO FUSE 3 (DIAGRAM 3 OF 9) WHT WIRE WINDSCREEN WIPER

ACCELERATOR PEDAL MODULE ADAPTIVE CRUISE CONTROL UNIT AIR CONDITIONER SENSOR FINE PARTICLE CONCENTRATION AIR CONDITIONING SYSTEM PRESSURE SWITCH ALL-WHEEL DRIVE CONTROL UNIT ANTI-ROLL BAR CONTROL UNIT ANTI-ROLL BAR CONTROL UNIT 2 AXLE DIFFERENTIAL LOCK CONTROL UNIT BLK WIRE BLK/GRY WIRE BLK/RED WIRE BLK/YEL WIRE DATA BUS DIAGNOSTIC INTERFACE DIAGNOSTIC CONNECTION EMERGENCY CALL MODULE CONTROL UNIT, COMMUNICATION UNIT ENGINE SOUND GENERATOR CONTROL UNIT ENGINE SOUND GENERATOR CONTROL UNIT 2 FROM FUSE 12 (DIAGRAM 2 OF 9) FRONT FUSE BOX FUSE 1 FUSE 10 FUSE 11 FUSE 13 FUSE 14 FUSE 15 FUSE 16 FUSE 2 FUSE 3 FUSE 4 FUSE 5 FUSE 6 FUSE 7 FUSE 8 FUSE 9 FUSE HOLDER D GEARBOX OIL COOLING VALVE INTERIOR MIRROR IONIZER 1 LEFT FRONT HEADLIGHT LEFT FRONT RADAR SENSOR CONTROL UNIT OBJECT DETECTION LEFT GEARBOX MOUNTING VALVE 1 N/A N/A N/A NIGHT VISION SYSTEM CONTROL UNIT ONBOARD SUPPLY CONTROL UNIT POWER, CONTROL ELECTRONICS ELECTRIC DRIVE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY A RELAY B RIGHT FRONT HEADLIGHT RIGHT FRONT RADAR SENSOR CONTROL UNIT OBJECT DETECTION STARTER MOTOR RELAY STRUCTURE-BORNE SOUND CONTROL UNIT WHT/RED WIRE YEL/VIO WIRE

AIR BAG CONTROL UNIT AIR HUMIDITY RAIN, LIGHT SENSOR BLK WIRE BLK/GRN WIRE DATA BUS DIAGNOSTIC INTERFACE DIAGNOSTIC CONNECTION ELECTRONIC STABILIZATION PROGRAM CONTROL UNIT EMERGENCY CALL MODULE CONTROL UNIT, COMMUNICATION UNIT ENGINE/ MOTOR CONTROL UNIT FROM BATTERY ISOLATION UNIT (DIAGRAM 1 OF 9) FRONT FUSE BOX FRONT PASSENGER DOOR CONTROL UNIT FRONT ROOF MODULE FUSE 1 FUSE 10 FUSE 11 FUSE 12 FUSE 13 FUSE 14 FUSE 15 FUSE 16 FUSE 2 FUSE 3 FUSE 4 FUSE 5 FUSE 7 FUSE 8 FUSE 9 FUSE CARRIER 6 FUSE CARRIER 7 FUSE HOLDER E FUSE HOLDER S GEARBOX HYDRAULIC PUMP LEFT FRONT SEAT ADJUSTMENT CONTROL UNIT LEFT SEAT ADJUSTMENT CIRCUIT BREAKER MAIN RELAY N/A ONBOARD SUPPLY CONTROL UNIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE SELECTOR LEVER SENSORS CONTROL UNIT SIREN TO FUSE HOLDER B (DIAGRAM 5 OF 9) TO FUSE HOLDER C (DIAGRAM 2 OF 9) TO TERMINAL 15 VOLTAGE SUPPLY RELAY (DIAGRAM 2 OF 9) WHT WIRE WHT/BRN WIRE

3.0L TURBO, 3.0L TURBO HYBRID 4.0L TURBO 4.0L TURBO HYBRID ADAPTIVE SUSPENSION CONTROL ADJUSTABLE REAR SPOILER CONTROL UNIT AUTOMATIC GEARBOX CONTROL UNIT AXLE DIFFERENTIAL LOCK CONTROL UNIT DIGITAL SOUND PACKAGE AMPLIFIER FROM BATTERY ISOLATION UNIT (DIAGRAM 1 OF 9) FUSE 1 FUSE 10 FUSE 11 FUSE 12 FUSE 2 FUSE 3 FUSE 4 FUSE 5 FUSE 6 FUSE 7 FUSE 8 FUSE 9 FUSE CARRIER 9 FUSE HOLDER G FUSE HOLDER H LEFT REAR SEAT HEATING N/A N/A N/A N/A N/A N/A ONBOARD SUPPLY CONTROL UNIT REAR AIR CONDITIONING SYSTEM OPERATING, DISPLAY UNIT REAR FUSE BOX REAR LID POWER OPENING CONTROL UNIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RIGHT REAR SEAT HEATING TO FUSE CARRIER 8 (DIAGRAM 9 OF 9) TO FUSE HOLDER J (DIAGRAM 8 OF 9) TO FUSE HOLDER K (DIAGRAM 6 OF 9) TO FUSE HOLDER Y (DIAGRAM 9 OF 9) TO FUSE HOLDER Z (DIAGRAM 9 OF 9) TRAILER DETECTOR CONTROL UNIT

BLU/YEL WIRE BRN WIRE CAN COMFORT HI CAN COMFORT LO CENTER CONSOLE FRONT CIGARETTE LIGHTER COMPUTER DATA LINES SYSTEM ELECT IGNITION LOCK SW 1 ELECT IGNITION LOCK SW 2 ELECT IGNITION LOCK SW 3 ELECT IGNITION LOCK SW 4 ELECTRIC TRAILER BRAKES POTENTIOMETER ELECTRONIC IGNITION LOCK FROM FUSE CARRIER 9 (DIAGRAM 7 OF 9) FROM FUSE HOLDER H (DIAGRAM 7 OF 9) FUSE 1 FUSE 2 FUSE CARRIER 8 FUSE HOLDER Y FUSE HOLDER Z GAS SUSPENSION COMPRESSOR GRN WIRE GRY/BLU WIRE GRY/RED WIRE HAZARD WARNING LIGHT SWITCH HEATED REAR WINDOW RELAY N/A O/T RLY F PLUG SOCKETS ONBOARD SUPPLY CONTROL UNIT ONBOARD SUPPLY CONTROL UNIT 2 ORG/BRN WIRE REAR FUSE BOX RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/YEL WIRE RIGHT FRONT SEAT ADJUSTMENT CONTROL UNIT RIGHT SEAT ADJUSTMENT CIRCUIT BREAKER SIGNAL 1 SIGNAL 2 SIGNAL 3 SIGNAL 4 TERM 30 TERM 31 TERM 58 D USB CHARGING SOCKET 1 WHT/GRY WIRE YEL/GRY WIRE

ALARM HORN ANTENNA GND SHIELD ANTENNA ON FRONT CENTER CONSOLE BLK 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 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 POS CONNECTION 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/WHT WIRE WHT WIRE WIRING HARNESS) YEL WIRE YEL/BLU WIRE YEL/GRY WIRE