Porsche 911 Turbo 991 facelift (2016-2020) fuse 4 Wiring diagrams

A/C CONTROL UNIT AC VALVE AIR QUALITY SENSOR BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLOWER SENS FOOTWELL BLOWER SENS FOOTWELL RIGHT BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/WHT WIRE CAN MMI HIGH CAN MMI LOW CENTER LOCK BUTTON CENTER LOCK BUTTON SIG COMPRESSOR CLUTCH COMPUTER DATA LINES SYSTEM EVAP TEMP FAN FINAL STAGE FRONT EVAPORATOR TEMPERATURE SENSOR FUSE 1 FUSE 4 FUSE 6 FUSE 8 GND ACTUATORS GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ TERMINAL 15 RELAY ENERGIZED INNER TEMP COMP INNER TEMP SURFACE INTAKE AIR SENSOR INTAKE TEMP LEFT DIODE LEFT FOOTWELL BLOWER SENSOR LEFT FRONT FUSE BOX (ROW B) LEFT FRONT FUSE BOX (ROW C) LEFT FRONT FUSE BOX (ROW D) LEFT SEAT HEATER LEFT SEAT TEMP LEFT SEAT VENTILATION LEFT SIDE VENT BLOWER LIN DATA A/C LIN DATA VEHICLE ORG/ WIRE ORG/BRN WIRE ORG/VIO WIRE OUT SIDE TEMP PASSENGER COMPARTMENT TEMPERATURE SENSOR PWM RED WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE REFRIGERANT PRESS SENS REFRIGERANT PRESSURE SENSOR RIGHT BLOWER SENSOR GENTLE RIGHT DIODE RIGHT END OF DASH) RIGHT FOOTWELL BLOWER SENSOR RIGHT SEAT HEATER RIGHT SEAT TEMP RIGHT SEAT VENTILATION RIGHT SIDE VENT BLOWER SEATS SYSTEM SENS GND SIG SOLAR LEFT SOLAR RIGHT SUN SENSOR SUPPLY ACTUATORS TEMP COMPT TEMP SURFACE TERM 15 TERM 30 TERM 31 VIO WIRE VIO/BRN WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/RED WIRE VIO/YEL WIRE WARNING LIGHT BUTTON WATER VALVE WHT WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE

BACKUP LIGHT BACKUP LIGHT SWITCH BLK/BLU WIRE BLK/YEL WIRE BRN WIRE BRN/WHT WIRE CAN DRIVE HIGH CAN DRIVE LOW CAN HIGH CAN LOW COMPUTER DATA LINES SYSTEM FUSE 4 HOT AT ALL TIMES LEFT FRONT FUSE BOX (ROW B) LEFT REVERSING LIGHT LEFT TAILLIGHT ASSEMBLY ORG/BLK WIRE ORG/BRN WIRE ORG/GRN WIRE PDK CONTROL UNIT REAR BCM (UNDER DRIVER'S SEAT) RED/BLU WIRE RED/WHT WIRE REVERSING LIGHT SW RIGHT REVERSING LIGHT RIGHT TAILLIGHT ASSEMBLY SIGNAL TERM 30 TERM 31

ACC CONTROL UNIT ALARM SIREN ALL-WHEEL DRIVE CONTROL UNIT ANTI-DAZZLE INTERIOR MIRROR BATTERY SENSOR BLK WIRE BRN/WHT WIRE CAN CHASSIS HIGH CAN CHASSIS LOW CAN COMFORT HIGH CAN COMFORT LOW CAN CRASH HIGH CAN CRASH LOW CAN DIAGNOSTICS HIGH CAN DIAGNOSTICS LOW CAN DISTRIBUTOR CAN DRIVE HIGH CAN DRIVE LOW CAN EXTENDED HI CAN EXTENDED LO CAN HIGH CAN LOW CAN MMI HIGH CAN MMI LOW CHASSIS HIGH CHASSIS LOW CLUSTER SENSOR (UNDER CENTER CONSOLE) COMFORT HIGH COMFORT LOW CONVERTIBLE TOP CONTROL UNIT COUPE DC/DC CONVERTER DRIVER'S DOOR CONTROL UNIT DRIVER'S SEAT CONTROL UNIT (UNDER DRIVER'S SEAT) ELECTRICAL STEERING GEAR EPB CONTROL UNIT FRONT CAMERA CONTROL UNIT (TOP CENTER OF WINDSHIELD) FRONT PASSENGER DOOR CONTROL UNIT FRONT PASSENGER SEAT CONTROL UNIT (UNDER FRONT PASSENGER'S SEAT) FRONT SPOILER CONTROL UNIT FUSE 1 FUSE 4 GATEWAY CONTROL UNIT (LEFT SIDE OF DASH) GENERATOR HIGH 1 HOT AT ALL TIMES HOT W/ KL 15 RELAY ENERGIZED INTERIOR SURVEILLANCE SENSOR LEFT FRONT FUSE BOX (ROW C) LEFT FRONT FUSE BOX (ROW D) LEFT HEADLIGHT LEFT LANE CHANGE ASSISTANT LEFT REAR AXLE STEERING ADJUSTER LEFT REAR DOOR CONTROL UNIT (CONVERTIBLE) LIFT FUNCTION CONTROL UNIT (UNDER DRIVER SEAT) LIN MAIN FUSE BOX LOW 1 MAIN FUSE BOX NCA WIRE ORG/BLK WIRE ORG/BLU WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/RED WIRE ORG/VIO WIRE PASM CONTROL UNIT PDCC SPORT CONTROL UNIT PSM CONTROL UNIT REAR BCM (UNDER DRIVER'S SEAT) RED/YEL WIRE RIGHT HEADLIGHT RIGHT LANE CHANGE ASSISTANT RIGHT REAR AXLE STEERING ADJUSTER RIGHT REAR DOOR CONTROL UNIT (CONVERTIBLE) ROOF CONSOLE SG HEADLIGHT (W/ LED) SLIDING ROOF CONTROL UNIT STEERING COLUMN SWITCHING MODULE TERM 15 TERM 30 TERM 31 VIO WIRE VIO/WHT WIRE VIO/YEL WIRE W/ LED W/O LED

A/T ACC 1 ACC 1 GROUND POTENTIOMETER ACC 2 ACC 2 GROUND POTENTIOMETER ACC ACTUAL VALVE 1 ACC CONTROL UNIT BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CAN COMFORT HIGH CAN COMFORT LOW CAN CRASH HIGH CAN CRASH LOW CAN HIGH CAN HIGH DRIVE CAN LOW CAN LOW DRIVE CLUTCH CLUTCH SENSOR (M/T) CLUTCH SW DWN/ START RELEASE P/N ACC ACTUAL VALVE 2 CLUTCH SW UP COMPUTER DATA LINES SYSTEM DME CONTROL UNIT (RIGHT REAR OF REAR COMPT) EPB EPB CONTROL UNIT FUSE 1 FUSE 4 FUSE 5 FUSE 7 GND POTENTIOMETER 1 GND POTENTIOMETER 2 GRA GRN WIRE GRN/RED WIRE GROUND POTI GRY/BLK WIRE GRY/BLU WIRE HOT W/ DME RELAY 1 ENERGIZED HOT W/ KL 15 RELAY ENERGIZED INSTRUMENT CLUSTER INTER LOCK LEFT FRONT FUSE BOX (ROW D) LK SIG M/T MOTOR ORG/BLK WIRE ORG/BLU WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/VIO WIRE P/N STR PDK CONTROL UNIT PEDAL VALVE SENSOR REAR BCM (UNDER DRIVER'S SEAT) REAR FUSE BOX RELAY SUPPORT 2 (ROW B) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RIGHT FRONT FUSE BOX (ROW D) SENS VALVE 1 SENS VALVE 2 SIG SIG (1) SIG (2) STEERING COLUMN SWITCHING MODULE STOP LIGHT SW STOP LIGHT SWITCH TERM 15 TERM 31 TERM 87 THROTTLE VALVE THROTTLE VALVE ACTUAL 1 THROTTLE VALVE ACTUAL 2 THROTTLE VALVE ADJUSTMENT UNIT THROTTLE VALVE GROUND THROTTLE VALVE MOTOR + WHT WIRE YEL/BLK WIRE YEL/VIO WIRE

4.0L A/C CONTROL UNIT BACKUP LIGHT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE CAN HIGH CAN LOW CENT LOCK BUTTON CENT LOCK BUTTON SIG COMPUTER DATA LINES SYSTEM DIAGNOSIS DME CONTROL MODULE FUSE 1 FUSE 4 GRN/RED WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HAZARD WARNING BUTTON HEADLIGHTS SYSTEM HIGH MOUNTED STOP LIGHT HIGH MOUNTED STOP LIGHT BODY HIGH-MOUNTED STOP LIGHT SPOILER HOT AT ALL TIMES HOT W/ DME 1 RELAY ENERGIZED LEFT BRAKE LIGHT LEFT FRONT FUSE BOX (ROW B) LEFT REAR LIGHT DIAGNOSIS LEFT REVERSING LIGHT LEFT SIDE MARKER LIGHT LEFT TAILLIGHT LEFT TAILLIGHT ASSEMBLY NUMBER PLATE LIGHT + ORG/BRN WIRE ORG/GRN WIRE REAR BCM (UNDER DRIVER'S SEAT) REAR FOG LIGHT REAR FUSE BOX RELAY SUPPORT 2 (ROW B) RED/GRN WIRE RED/WHT WIRE RIGHT BRAKE LIGHT RIGHT END OF DASH) RIGHT REAR LIGHT DIAGNOSIS RIGHT REVERSING LIGHT RIGHT SIDE MARKER LIGHT RIGHT TAILLIGHT RIGHT TAILLIGHT ASSEMBLY STOP LIGHT STOP LIGHT SWITCH TAILLIGHT TERM 30 TERM 31 TERM 87 TURN SIG VIO WIRE VIO/GRN WIRE VIO/YEL WIRE W/ KEYLESS ENTRY W/ PARKING ASSIST W/O PARKING ASSIST W/ REAR SPOILER W/O KEYLESS ENTRY WARNING LIGHT BUTTON YEL/GRY WIRE ZV FUNCTION IND

BRN WIRE BRN/WHT WIRE CAN CRASH HIGH CAN CRASH LOW CAN HIGH CAN LOW CAN PRIVATE 2 HI CAN PRIVATE 2 LO CAN PRIVATE HIGH CAN PRIVATE LOW COMPUTER DATA LINES SYSTEM EPB BUTTON EPB CONTROL UNIT FUN IND FUSE 1 FUSE 2 FUSE 4 GRN/BLK WIRE GRN/BRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ KL 15 RELAY ENERGIZED LEFT FRONT FUSE BOX (ROW C) LEFT FRONT FUSE BOX (ROW D) LIGHT REDUNDANT ORG/BLK WIRE ORG/BLU WIRE ORG/BRN WIRE ORG/RED WIRE RED WIRE RED/BLK WIRE RED/YEL WIRE RIGHT FRONT FUSE BOX (ROW C) ROTARY LIGHT SWITCH SG HEADLIGHT SW OUT A SW OUT B SW OUT C SW OUT D SWITCH 1 SWITCH 3 SWITCH 4 SWITCH 6 TERM 30 TERM 31 TERM 58 D TERMINAL 15 TERMINAL 30 TERMINAL 31 VIO WIRE VIO/GRN WIRE WHT/BLK WIRE WHT/BRN WIRE YEL WIRE YEL/RED WIRE

BLU WIRE BRN WIRE BRN/WHT WIRE CAN COMFORT HIGH CAN COMFORT LOW COMPUTER DATA LINES SYSTEM FRONT BCM (LEFT END OF DASH) FUSE 4 GRN/BLK WIRE HORN HOT AT ALL TIMES LEFT FRONT FUSE BOX (ROW C) LEFT TWO-TONE HORN LIN 1 LIN 2 LIN 3 ORG/BRN WIRE ORG/GRN WIRE RELAY SUPPORT 1 (LEFT END OF DASH) RELAY TWO-TONE HORNS RIGHT TWO-TONE HORN STEERING COLUMN SWITCHING MODULE STEERING WHEEL ELECTRONICS CONTROL UNIT STEERING WHEEL HORN BUTTON TWO-TONE HORNS RELAY VIO WIRE VIO/GRN WIRE WHT/RED WIRE YEL/GRN WIRE

AMBIENT LIGHT BLK WIRE BRN WIRE CAN HIGH CAN LOW CIGAR LIGHTER COMPUTER DATA LINES SYSTEM DOOR SILL LIGHTING FRONT/REAR OPEN LID BUTTON MODULE FUSE 1 FUSE 10 FUSE 2 FUSE 4 FUSE 6 GRN WIRE GRY WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT FRONT DOOR SILL LIGHTING LEFT FRONT FUSE BOX (ROW B) LEFT FRONT FUSE BOX (ROW C) LEFT MAKE-UP LIGHT LEFT REAR INTERIOR LIGHT EMITTING DIODE LIGHT REDUNDANT ORG/BRN WIRE ORG/GRN WIRE POSITIVE REAR BCM (UNDER DRIVER'S SEAT) RED WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT END OF DASH) RIGHT FRONT DOOR SILL LIGHTING RIGHT MAKE-UP LIGHT RIGHT REAR INTERIOR LIGHT EMITTING DIODE ROTARY LIGHT SWITCH SIGNAL TERM 30 TERM 31 VIO WIRE VIO/GRN WIRE W/ KEYLESS ENTRY W/O KEYLESS ENTRY WARNING LIGHT BUTTON WHT WIRE YEL WIRE YEL/BLK WIRE YEL/GRY WIRE YEL/RED WIRE ZV FUNCTION IND

ACTIVE BODYWORKS SYSTEM ALARM HORN AMBIENT LIGHT ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRAKE PAD WEAR BRN WIRE BRN/BLK WIRE CAN HIGH CAN LOW COMPUTER DATA LINES SYSTEM COOLING WATER LEVEL DC OUT DEFOGGER SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS DOOR LOCKS, ANTI-THEFT SYSTEMS TRUNK, TAILGATE, FUEL DOORS SYSTEM DOOR LOCKS, ANTI-THEFT, TRUNK, TAILGATE, FUEL DOORS SYSTEMS DOOR SILL LIGHTING ENGINE CONTROLS SYSTEM EXHAUST FLAP CONTROL EXTERIOR LIGHTS, INTERIOR LIGHTS SYSTEM FRONT LID BUTTON FUSE 2 FUSE 3 FUSE 4 FUSE 5 FUSE 7 GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE GRY/YEL WIRE HALL SENSOR 1 HALL SENSOR 2 HALL SENSOR 3 HALL SENSOR 4 HEADLIGHTS SYSTEM HEATED REAR WINDOW RELAY HIGH MOUNTED STOP LIGHT BODY HIGH-MOUNTED STOP LIGHT SPOILER HOT AT ALL TIMES HOT W/ EMERGENCY VOLTAGE SUPPLY 1 RELAY ENERGIZED HOT W/ TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER SYSTEM LED DOOR PANEL LEFT BRAKE LIGHT LEFT FRONT FUSE BOX (ROW B) LEFT FRONT FUSE BOX (ROW C) LEFT REVERSING LIGHT LEFT TAILLIGHT LF DAYTIME DRIVING LIGHT LIN 2 (SOUNDER) LIN 1 LR FOG LIGHT LR LT DIAGNOSIS NUMBER PLATE LIGHT + OPERATING SWITCH ORG/BRN WIRE ORG/GRN WIRE POWER DISTRIBUTION SYSTEM PPL COMPUTER DATA LINES SYSTEM REAR BCM (UNDER DRIVER SEAT) REAR LID BUTTON REAR WINDOW WIPER RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RF DAYTIME DRIVING LIGHT RIGHT BRAKE LIGHT RIGHT FRONT FUSE BOX (ROW D) RIGHT REVERSING LIGHT RIGHT TAILLIGHT RR FOG LIGHT RR LID ACTUATING ELEMENT RR LID MICROSWITCH SENSOR GROUND STOP LIGHT SWITCH TERM 15 TERM 30 1 TERM 30 4 TERM 30-2 TERM 30-3 TERM 31 TRUNK ENTRAPMENT CLOSED TRUNK ENTRAPMENT OPEN TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE VIO/BLK WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/YEL WIRE WHT/BLK WIRE WHT/RED WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE YEL/VIO WIRE

3.8L TURBO, 3.0L TURBO 3.8L TURBO, 3.0L TURBO 4.0L 4.0L BLK/YEL WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/WHT WIRE CAN COMFORT HIGH CAN COMFORT LOW CAN HIGH CAN LOW CATCH ACTUATOR COMPUTER DATA LINES SYSTEM COUPE EXTEND FRONT BCM (LEFT END OF DASH) FRONT LID FRONT LID ACTUATING ELEMENT FRONT LID BUTTON TRUNK ENTRAPMENT OPERATING SW FRONT LID LATCHING HOOK MICROSWITCH FRONT LID MICROSWITCH FRONT LUGGAGE COMPARTMENT EMERGENCY OPENER BUTTON FRONT/REAR OPEN LID BUTTON MODULE FUSE 2 FUSE 4 GRN/BLK WIRE GROUND GRY/RED WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT FRONT FUSE BOX (ROW B) LEFT FRONT FUSE BOX (ROW C) LID OPEN LID SHUT LUGGAGE COMPARTMENT LID ACTUATOR NEGATIVE ORG/BRN WIRE ORG/GRN WIRE ORG/VIO WIRE POSITIVE REAR BCM (UNDER DRIVER SEAT) REAR LID REAR LID BUTTON REAR LID LOCK SWITCH (COUPE) REAR LID MICROSWITCH RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RETRACT SIGNAL TAILGATE RELEASE ACTUATOR TANK COVER ACTUATOR TERM 30 TERM 31 TERM 31 REAR LID ACTUATING ELEMENT UNLOCKING + YEL/BLU WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE