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

BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRAKE FLUID BRAKE FLUID LEVEL WARNING CONTACT BRAKE PAD BRAKE SERVO VACUUM SENDER BRN WIRE BRN/BLU WIRE BRN/YEL 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/RED WIRE GRY/YEL WIRE HALL SENS 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 FUNC 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 SENS SENS GROUND SENT SIG SIG 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

A/C COMPRESSOR VALVE + AIR CONDITIONER COMPRESSOR AIR HUMIDITY RAIN, LIGHT SENSOR AUXILIARY PUMP HEATING BLK/GRN WIRE BODY GND BRN WIRE BRN/BLU WIRE CLUTCH COMPRESSOR CLUTCH CONTROL VALVE COOLANT SHORTAGE INDICATOR SENDER COOLANT TEMP SENS FRONT FUSE BOX FUSE 12 FUSE 13 FUSE 4 FUSE HOLDER A FUSE HOLDER E GRN/RED WIRE GRN/VIO WIRE GRY/BRN WIRE HOT AT ALL TIMES N/A ONBOARD SUPPLY CONTROL UNIT POS PWM RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE SENSOR GROUND SIGNAL TERM 30 A/C TERM 31 VIO/WHT WIRE WHT/YEL WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/RED WIRE YEL/VIO WIRE

BLK/VIO WIRE BLU/GRN WIRE BODY GND BRN WIRE CAN HIGH CAN LOW CODING PIN 1 COMPUTER DATA LINES SYSTEM FRONT FUSE BOX FUSE 12 FUSE 2 FUSE HOLDER D GROUND 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 LIN N/A ONBOARD SUPPLY CONTROL UNIT ORG/BRN WIRE RED/YEL WIRE TERM 15 VIO/WHT WIRE WHT/BLU WIRE WHT/YEL WIRE

AUTOMATIC GEARBOX WIRING HARNESS CONNECTION (CCS) BLK/BLU WIRE BLK/GRY WIRE BLK/RED WIRE BLU/VIO WIRE BRAKE LIGHT SWITCH BRN WIRE BRN/BLU WIRE CAN HIGH CAN LOW COMPUTER DATA LINES SYSTEM DASHBOARD FUSE BOX ELECTRONIC IGNITION LOCK FUSE 11 FUSE 14 FUSE HOLDER A FUSE HOLDER J GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE HAZ WARN LIGHT BUTTON HAZARD WARNING LIGHT SWITCH HIGH-LEVEL BRAKE LIGHT BULB HOT AT ALL TIMES LEFT BRAKE/DIR INDICATOR LEFT TURN SIGNAL LF PARKING LIGHT LIN LIN 1 MARKER LIGHT N/A ONBOARD SUPPLY CONTROL UNIT ORG/BRN WIRE REAR FUSE BOX RED/YEL WIRE RF PARKING LIGHT RIGHT BRAKE LIGHT RIGHT BRAKE/DIR INDICATOR RIGHT FRONT HEADLIGHT RIGHT FRONT TURN SIGNAL, SIDE LIGHT RIGHT REAR DIR INDICATOR RIGHT TAIL LIGHT RIGHT TAIL LIGHT CLUSTER RIGHT TURN SIGNAL ROTARY LIGHT SWITCH SENSOR GROUND TAILLIGHT TERM 15 TERM 30 TERM 31 TRAILER DETECTOR CONTROL UNIT TURN SIGNAL VIO/WHT WIRE WHT/GRY WIRE WHT/VIO WIRE YEL/RED WIRE

BLK/VIO WIRE BRN WIRE CAN HIGH CAN LOW CODING PIN 1 CODING PIN 3 COMPUTER DATA LINES SYSTEM FRONT FUSE BOX FUSE 12 FUSE 2 FUSE HOLDER D GRN/BLU WIRE GROUND GRY WIRE HEATER HOT W/ TERMINAL 15 VOLTAGE SUPPLY RELAY ENERGIZED LIN 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 VIO/WHT WIRE VIO/YEL WIRE WHT/BLU WIRE WHT/YEL WIRE

AIR HUMIDITY RAIN, LIGHT SENSOR BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/RED WIRE BODY GND BRN WIRE CAN HIGH CAN LOW COMPUTER DATA LINES SYSTEM DASHBOARD FUSE BOX FRONT FUSE BOX FUSE 11 FUSE 12 FUSE 15 FUSE 16 FUSE HOLDER D FUSE HOLDER E FUSE HOLDER F GRN/GRY WIRE GROUND GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT W/ TERMINAL 15 VOLTAGE SUPPLY RELAY ENERGIZED LEFT FRONT HEADLIGHT LH HIGH BEAM LH MAIN HEADLIGHTS LIN LIN 1 MARKER LIGHT N/A ONBOARD SUPPLY CONTROL UNIT ORG/BRN WIRE RED WIRE RED/YEL WIRE RH HIGH BEAM RH MAIN HEADLIGHTS RIGHT FRONT HEADLIGHT ROTARY LIGHT SWITCH TERM 15 TERM 30 TERM 31 TURN SIGNAL VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/GRY WIRE YEL WIRE YEL/BLK WIRE

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 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 IONISER 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 TELEPHONE, TELEMATICS CONTROL UNIT WHT/RED WIRE YEL/VIO WIRE

3.0L TURBO, 3.0L TURBO HYBRID 4.0L TURBO 4.0L TURBO HYBRID ADAPTIVE SUSPENSION CONTROL UNIT 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 BRAKE BOOSTER FUSE 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 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 REAR SEAT ENTERTAINMENT HARNESS POSITIVE CONNECTION RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/YEL WIRE RIGHT FRONT SEAT ADJUSTMENT CONTROL UNIT RIGHT FRONT SEAT ADJUSTMENT OPERATING 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

ADAPTIVE SUSPENSION CONTROL AUTOMATIC GEARBOX WIRING HARNESS CONNECTION (CCS) BACKUP LAMPS CIRCUIT BACKUP SIGNAL BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/WHT WIRE BRAKE BOOSTER BRAKE BOOSTER FUSE BRN WIRE BRN/YEL WIRE CAN HIGH CAN LOW COMPUTER DATA LINES SYSTEM ELECTRIC BRAKE ELECTRIC TRAILER BRAKES POTENTIOMETER EXTEND TOWBAR SYSTEM EXTERIOR LAMPS CIRCUIT FRONT FUSE BOX FUSE 10 FUSE 2 FUSE 5 FUSE 6 FUSE 7 FUSE 9 FUSE HOLDER D FUSE HOLDER G FUSE HOLDER H FUSE HOLDER Y GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GROUND GRY/BLU WIRE HALL SENSOR HALL SENSOR SIGNAL HOT AT ALL TIMES HOT W/ TERMINAL 15 VOLTAGE SUPPLY RELAY ENERGIZED IGNITION ON (TERMINAL 15) BRAKE LIGHT SWITCH LEFT TERM 30 LEFT TURN SIGNAL LOAD SILL LOWERING DOWN LOAD SILL LOWERING REDUNDANT LOAD SILL LOWERING UP LOAD SILL PROTECTION ILLU LOCKING BOLT 1 LOWER REAR LOWERING LOAD SILL, TOWING BRACKET OPERATING UNIT LOWERING TOWING BRACKET MOTOR MOTOR N/A ONBOARD SUPPLY CONTROL UNIT ORG/BRN WIRE ORG/GRY WIRE RAISE REAR REAR FUSE BOX REAR LOWERING LED RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RETRACT TOWBAR SYSTEM RIGHT TAIL LIGHT RIGHT TERM 30 RIGHT TURN SIGNAL SENSOR GROUND SIGNAL GROUND STOP LIGHT SWITCHING CONTACT REDUNDANT SWIVEL MOTOR TERM 15 ACT TERM 15 LOAD TERM 30 TERM 30 CHARGING LINE TERM 30 SWITCHED TERM 31 TOWING BRACKET WARNING LAMP TRAILER DETECTOR CONTROL UNIT WHT/GRN WIRE WHT/VIO WIRE YEL/GRY WIRE YEL/VIO WIRE