BMW M3 E90 (2007-2013) junction box Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 GND 1 2 3 4 5 6 7 8 9 10 11 GND CAN BUS SIG CAN BUS SIG 1 2 3 4 5 6 7 8 LIN BUS SIG STEPPER GND STEPPER SPLY SENS SIG SENS SIG 9 10 11 12 SENS GND A/C COMPRESSOR CONTROL VALVE AIR DISTRIBUTION MICRO SWITCH (CENTER OF DASH) AUC SENSOR (RIGHT REAR OF ENGINE COMPT) AUXILIARY WATER PUMP (LEFT REAR OF BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLOWER MOTOR (BEHIND RIGHT SIDE OF DASH) BLOWER OUTPUT STAGE BLOWER SIG SENS GRD BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE CENTER CONSOLE SWITCH CENTER COMPUTER DATA LINES SYSTEM CONDENSATION SENSOR (CENTER OF WINDSHIELD) COOLANT PRESSURE SENSOR (RIGHT FRONT OF ENGINE COMPT) ELECTRONICS JUNCTION BOX ENGINE COMPT) EVAPORATOR TEMPERATURE SENSOR (CENTER OF DASH) FOOTWELL TEMPERATURE SENSOR (CENTER OF DASH) FUSE 06 FUSE 16 FUSE 28 FUSE 77 FUSE 88 GRN WIRE GRN/RED WIRE HEATER HEATING/AIR CONDITIONING SYSTEM (CENTER OF DASH, ABOVE RADIO) HOT AT ALL TIMES HOT W/ HOT W/ DME RELAY ENERGIZED HOT W/ TERMINAL HOT W/ TERMINAL 15 15 RELAY ENERGIZED INDEPENDENT HEATING CIRCUIT JUNCTION BOX MIXING AIR CONTROL NCA WIRE ORG/GRN WIRE REAR COMPARTMENT FRESH AIR GRILLE RED WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RELAY ENERGIZED ROOF FUNCTION CONTROL CENTER SENS SIG SENS SIG SENS SPLY SOLAR SENSOR (TOP CENTER OF DASH) VENTILATION TEMPERATURE SENSOR (CENTER OF DASH) WATER VALVE (LEFT SIDE OF AUXILIARY WATER PUMP) WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

1 2 3 4 RIGHT SUB- WOOFER 2 3 1 4 LEFT SUB- WOOFER BLK WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CD CHANGER (LEFT SIDE OF REAR COMPT) FUSE 18 (UNDER RIGHT SIDE OF DASH) FUSE 19 GPS AERIAL GRN WIRE HOT AT ALL TIMES HOT W/ TERMINAL JUNCTION BOX LEFT FRONT MID-RANGE SPEAKER LEFT REAR MID-RANGE SPEAKER LEFT SIDE LEFT SIDE WINDOW WINDOW ANTENNA ANTENNA AMPLIFIER MOST-BUS CONNECTOR NCA WIRE REAR-WINDOW AERIAL RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT FRONT MID-RANGE SPEAKER RIGHT REAR MID-RANGE SPEAKER RIGHT SIDE RIGHT SIDE WINDOW WINDOW ANTENNA ANTENNA AMPLIFIER ROOF ANTENNA SAT SATELLITE RECEIVER (LEFT SIDE OF REAR COMPT) TUC/ULF-SBX ULF-SBX-H/ COM BOX W/ AUTOMATIC ENGINE START-STOP FUNCTION W/O AUTOMATIC ENGINE START-STOP FUNCTION W/O COM BOX W/ COM BOX WAGON SEDAN, COUPE 2 3 4 WHT WIRE YEL/BRN WIRE YEL/RED WIRE

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/YEL WIRE BRAKE LIGHT BRN/BLK WIRE BRN/BLU WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM FOOTWELL MODULE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HAZARD SW SIG LED AUTO HI BEAM HAZARD FLASHER SW SIG HEADLIGHT CTRL SIG HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM HOT AT ALL TIMES INTERIOR LIGHTS JUNCTION BOX LIN BUS SIG LIN BUS SIG MIRRORS SYSTEM POWER WINDOWS, SUPPLEMENTAL RESTRAINTS SYSTEMS ORG/GRN WIRE REAR FOG LIGHT SIG FOG LIGHT SIG HIGH BEAM SW SIG RED WIRE RED/BLU WIRE RED/GRN WIRE SW LIGHTING SIG TERM 30 FOG LIGHT SIG HI BEAM SIG BRAKE LGHT SIG LOW BEAM SIG WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/YEL WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BLU/YEL WIRE BRAKE/REAR FOG LIGHT BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/GRY/WHT WIRE BRN/GRY/YEL WIRE BRN/ORG WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE EXCEPT CONVERTIBLE FOOTWELL MODULE FUSE GRN/YEL WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS HOT AT ALL TIMES JUNCTION BOX LF AUX DIR IND LIGHT LR DIR IND SIG UNLOCK CEN LOCKING SIG REVERSE LGHT SIG LICENSE PLATE LIGHT PARKING LIGHT SIG POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM HEADLIGHTS SYSTEM POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM RED WIRE RED/VIO WIRE RED/YEL WIRE RF DIR IND SIG PARKING LIGHT SIG CENTRAL LOCKING SIG TERM 30 DRIV CLOSE PWR WIND MTR DRIV OPEN PWR WIND MTR HI BEAM SIG VIO WIRE VIO/BRN WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/RED WIRE BRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DYNAMIC STABILITY CONTROL (DSC) (LEFT REAR OF ENGINE COMPT) EDC ELECTRONIC DAMPER CONTROL (RIGHT SIDE OF REAR COMPT) FUSE GRN WIRE HOT AT ALL TIMES HOT W/ JUNCTION BOX LEFT FRONT ACCELERATION SENSOR (IN LEFT FRONT WHEELWELL) LEFT FRONT DAMPER VALVE LEFT REAR DAMPER VALVE NCA WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT FRONT ACCELERATION SENSOR (RIGHT FRONT WHEELWELL) RIGHT FRONT DAMPER VALVE RIGHT REAR ACCELERATION SENSOR (REAR OF RIGHT REAR WHEELWELL) RIGHT REAR DAMPER VALVE TCU W/ BOSCH DSC W/O BOSCH DSC W/O NAVIGATION WHEEL SPD, SIG LF WHEEL SPD, SIG RF WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/WHT WIRE

BLK WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) FANFARE HORN FUSE 101 FUSE 57 GRN WIRE HORN SWITCH HOT AT ALL TIMES JUNCTION BOX JUNCTION BOX ELECTRONICS LEFT HORN (LEFT SIDE OF FRONT BUMPER) REAR FUSE HOLDER (RIGHT SIDE OF REAR COMPT) RED WIRE RELAY RIGHT HORN (RIGHT SIDE OF FRONT BUMPER) STEERING COLUMN SWITCH CLUSTER TERMINAL 15 RELAY VIO/BLU WIRE

1 2 3 4 RIGHT SUB- WOOFER 2 3 1 4 LEFT SUB- WOOFER BLK WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CD CHANGER (LEFT SIDE OF REAR COMPT) FUSE 18 (UNDER RIGHT SIDE OF DASH) FUSE 19 GPS AERIAL GRN WIRE HOT AT ALL TIMES HOT W/ TERMINAL JUNCTION BOX LEFT FRONT MID-RANGE SPEAKER LEFT REAR MID-RANGE SPEAKER LEFT SIDE LEFT SIDE WINDOW WINDOW ANTENNA ANTENNA AMPLIFIER MOST-BUS CONNECTOR NCA WIRE REAR-WINDOW AERIAL RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT FRONT MID-RANGE SPEAKER RIGHT REAR MID-RANGE SPEAKER RIGHT SIDE RIGHT SIDE WINDOW WINDOW ANTENNA ANTENNA AMPLIFIER ROOF ANTENNA SAT SATELLITE RECEIVER (LEFT SIDE OF REAR COMPT) TUC/ULF-SBX ULF-SBX-H/ COM BOX W/ AUTOMATIC ENGINE START-STOP FUNCTION W/O AUTOMATIC ENGINE START-STOP FUNCTION W/O COM BOX W/ COM BOX WAGON SEDAN, COUPE 2 3 4 WHT WIRE YEL/BRN WIRE YEL/RED WIRE

ANGLE BLK WIRE BLU WIRE BRN WIRE FUSE 45 (UNDER RIGHT SIDE OF DASH) FWD/BWD GRN WIRE HEIGHT BACKREST JUNCTION BOX NCA WIRE PASSENGER'S SEAT ADJUSTMENT SWITCH PASSENGER'S SEAT ANGLE ADJUSTMENT DRIVE (SEDAN, WAGON) (UNDER PASSENGER SEAT) PASSENGER'S SEAT FORWARD/ BACKWARD ADJUSTMENT DRIVE (UNDER PASSENGER SEAT) RED WIRE RELAY ENERGIZED VIO WIRE WHT WIRE YEL WIRE

ACTIVE CRUISE CONTROL TRANSMISSION CONTROL DKG AMPLIFIER BLK WIRE BLU WIRE BRN WIRE CAR ACCESS SYSTEM CONTROLLER CONVERTIBLE ROOF FUNCTION TOP MODULE CONTROL (CTM) TOWING CENTER HITCH RELEASE DIGITAL TUNER DRIVER ELECTRIC FAN CUT-OUT SEAT BELT RELAY POSITIONER CONTROLLER (COUPE) DRIVER'S SEAT ADJUSTMENT SWITCH ACTIVE STEERING DRIVER'S SEAT MODULE EDC ELECTRONIC DAMPER CONTROL ELECTRONICS JUNCTION BOX EXCEPT CONVERTIBLE CONVERTIBLE FROM FUSE 77 (DIAGRAM 3 OF 5) FROM FUSE 89 (DIAGRAM 2 OF 5) FRONT PASSENGER SEAT BELT POSITIONER CONTROLLER (COUPE) FUSE 15 FUSE 14 FUSE 18 FUSE 21 FUSE 22 FUSE 23 FUSE 24 FUSE 25 FUSE 27 FUSE 85 FUSE 28 FUSE 30 FUSE 45 FUSE 77 GRN WIRE GRY WIRE HEATING/AIR CONDITIONING SYSTEM INDEPENDENT/ AUXILIARY HEATING CONTROL MODULE JUNCTION BOX LEFT LUGGAGE COMPARTMENT LIGHT (CONVERTIBLE) PASSENGER'S PASSENGER'S SEAT SEAT MODULE ADJUSTMENT SWITCH RADIO RED WIRE RIGHT LUGGAGE GLOVE COMPARTMENT COMPARTMENT LIGHT LIGHT SATELLITE RECEIVER SIDE-IN COMPARTMENT STOP BUTTON TERMINAL TO BISTABLE RELAY (DIAGRAM 5 OF 5) TO DC/DC CONVERTER (DIAGRAM 5 OF 5) TO DC/DC CONVERTER (DIAGRAM 5 OF 5) TIRE PRESSURE CONTROL (RDC) TO FUSE 21 (DIAGRAM 3 OF 5) TO FUSE 60 (DIAGRAM 4 OF 5) FUSE 49 FUSE 46 TO TERMINAL 15 RELAY (DIAGRAM 4 OF 5) VIO WIRE W/ HIFI W/ TOP HIFI SEDAN EXCEPT SEDAN CONVERTIBLE EXCEPT CONVERTIBLE W/ W/O MEMORY MEMORY WHT WIRE YEL WIRE

ANTI-THEFT SYSTEM BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/WHT WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/YEL WIRE CAN LO CAN LO CENTER CONSOLE SWITCH CLUSTER COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM ANTI-THEFT SYSTEM STARTING/CHARGING SYSTEM COMPUTER DATA LINES SYSTEM POWER DISTRIBUTION SYSTEM COOLING FANS SYSTEM DME CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) DME RELAY FUSE 15 FUSE 17 FUSE 37 FUSE FUSE GRN WIRE GROUND MOD SPLY MASS SIG GROUND SPLY PDL SPORT SIG PUMP RELAY CAN HI GRY WIRE HOT AT ALL TIMES JUNCTION BOX NCA WIRE ORG/ WIRE OXYGEN SENSOR 2 AFTER CATALYTIC CONVERTER OXYGEN SENSOR AFTER CATALYTIC CONVERTER OXYGEN SENSOR BEFORE CATALYTIC CONVERTER (EXHAUST SYSTEM) PDL SW SIG TD SIG POWER DISTRIBUTION SYSTEM PRES SIG DME RELAY REAR AXLE TEMPERATURE SENSOR (CONVERTIBLE) RED WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE SECONDARY AIR-HOT FILM AIR MASS METER (TOP REAR OF ENGINE) SENS GND BSD SIG VAL SIG VAL SIG SENS GND VALUE 2 SENS SIG SENS SIG SENS SIG SENS SIG SENS GND SENS SIG SENS GND TEMP SENS TEMP SIG SENS SIG SENS SIG SIG- SENS SIG TEMP SIG PRESS SENS TEMP SIG TEST SIG SPEED SIG SW SIG VALUE ACT SENS SIG VALUE SIG CAN HI CAN HI SENS SIG SENS SIG VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE