BMW 3 series E90/E91/E92/E93 facelift (2008-2013) electronics junction box Wiring diagrams

2 3 SEDAN, COUPE RIGHT LUGGAGE COMPARTMENT LIGHT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BOOT LID, CENTRAL LOCKING DRIVE BRN WIRE COMPUTER DATA LINES SYSTEM COUPE CONVERTIBLE DRIVER'S DOOR ENTRANCE LIGHT ELECTRONICS JUNCTION BOX EXCEPT CONVERTIBLE EXCEPT SEDAN FRONT INTERIOR LIGHT FUSE 25 FUSE 41 FUSE 62 FUSE 7 FUSE 77 FUSE 84 FUSE 86 FUSE 81 GLOVE COMPARTMENT LIGHT GRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ TERM HOT W/ TERMINAL 15 RELAY ENERGIZED INTERIOR LIGHTS JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT FRONT MAKE UP MIRROR SWITCH LEFT FRONT MAKE- UP MIRROR LIGHT LEFT LUGGAGE COMPA- RTMENT LIGHT LEFT REAR LID LOCK SWITCH MAP READING LIGHT ORG/GRN WIRE PASSE- NGER'S DOOR ENTRANCE LIGHT PASSENGER'S DOOR ENTRANCE LIGHT REAR DRIVER'S SIDE ENTRANCE LIGHT REAR INTERIOR LIGHT (EXCEPT CONVERTIBLE) REAR PASSENGER'S SIDE ENTRANCE LIGHT RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT FRONT MAKE UP MIRROR SWITCH RIGHT FRONT MAKE- UP MIRROR LIGHT ROOF FUNCTION CONTROL CENTER SEDAN TOP LIGHT TOWING HITCH RELEASE DRIVE UNIT (REAR OF VEHICLE) VIO WIRE VIO/BRN WIRE WHT WIRE YEL WIRE

BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BOOT LID/ TAILGATE LUGGAGE COMPA- RTMENT LIGHT BRN WIRE COMPUTER DATA LINES SYSTEM ELECTRONICS JUNCTION BOX FRONT INTERIOR LIGHT FUSE 25 FUSE 41 FUSE 62 FUSE 7 FUSE 77 FUSE 84 FUSE 86 FUSE 81 GLOVE COMPARTMENT LIGHT GRN WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ TERMINAL 15 RELAY ENERGIZED INTERIOR INTERIOR LIGHT) JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT FRONT MAKE UP MIRROR SWITCH LEFT FRONT MAKE- UP MIRROR LIGHT LEFT LUGGAGE COMPA- RTMENT LIGHT LEFT REAR INTERIOR LIGHT LIGHT LIGHT MAP READING MAP READING LIGHT ORG/GRN WIRE REAR WINDOW LOCK RED WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT FRONT MAKE UP MIRROR SWITCH RIGHT FRONT MAKE- UP MIRROR LIGHT RIGHT LUGGAGE COMPARTMENT LIGHT RIGHT REAR INTERIOR LIGHT ROOF FUNCTION CONTROL CENTER TOWING HITCH RELEASE TRUNK LID CENTRAL LOCKING DRIVE (ON REAR COMPT DOOR) VIO WIRE W/ PANORAMIC ROOF W/O PANORAMIC ROOF W/O SUNROOF WHT WIRE YEL WIRE

2 3 WAGON SEDAN, COUPE BLK WIRE BOOT LID, CENTRAL LOCKING DRIVE BOOT LID/ TAILGATE LUGGAGE COMPARTMENT LIGHT (WAGON) BRN WIRE BRN/BLK WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COUPE CONVERTIBLE DRIVER'S DOOR COURTESY LIGHT DRIVER'S DOOR ENTRANCE LIGHT DRIVER'S DOOR ENTRANCE LIGHT REAR PASSENGER'S SIDE ENTRANCE LIGHT ELECTRONICS JUNCTION BOX FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) FRONT INTERIOR/ READING LIGHT FUSE 41 FUSE 77 FUSE 84 FUSE 86 FUSE 81 GLOVE COMPARTMENT LIGHT GRN WIRE GRY WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES INSTRUMENT ILLUMINATION CIRCUIT JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT LUGGAGE COMPARTMENT LIGHT (WAGON) LIGHT SWITCH UNIT NCA WIRE ORG/GRN WIRE PASSENGER'S DOOR COURTESY LIGHT PASSENGER'S DOOR ENTRANCE LIGHT REAR DRIVER'S SIDE DOOR COURTESY LIGHT REAR DRIVER'S SIDE ENTRANCE LIGHT REAR INTERIOR LIGHT REAR PASSENGER'S SIDE DOOR COURTESY LIGHT REAR WINDOW LOCK (WAGON) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT LUGGAGE COMPARTMENT LIGHT SEDAN TOWING HITCH RELEASE (REAR OF VEHICLE) VIO WIRE VIO/BRN WIRE WAGON WHT WIRE YEL WIRE

BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER'S SEAT ADJUSTMENT SWITCH DRIVER'S SEAT ANGLE ADJUSTMENT DRIVE (UNDER DRIVER'S SEAT) DRIVER'S SEAT HEIGHT ADJUSTMENT DRIVE UNIT (UNDER DRIVER'S SEAT) DRIVER'S SEAT MODULE (UNDER DRIVER'S SEAT) DRIVER'S SIDE BACKREST ANGLE ADJUSTMENT MOTOR (UNDER DRIVER'S SEAT) ELECTRONICS JUNCTION BOX FUSE 46 GRN WIRE JUNCTION BOX (UNDER RIGHT SIDE OF DASH) NCA WIRE ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED RELAY ENERGIZED FUSE 77 SEATS SYSTEM VIO WIRE VIO/BLK WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

3.0L 3.0L TWIN TURBO ACTIVE TANK HEATER ACTIVE TANK SCR FUEL DELIVERY LEVEL REFILL PUMP MODULE SENSOR AMPLIFIER AUC SENSOR BATTERY BRN WIRE BRN/BLK WIRE CD CHANGER COM BOX COMFORT ACCESS FUEL PUMP CONTROL CONTROL MODULE (EKPS) CONVERTIBLE SEDAN COUPE 2 3 CONVERTIBLE TOP MODULE DIGITAL TUNER US DRIVER'S PASSENGER'S SIDE SIDE REAR REAR ENTRANCE SYSTEM LIGHT LOCK DUEL NITROGEN REMOTE OXIDE CONTROL SENSOR RECEIVER EJECT BOX ELECTROCHROMIC INTERIOR REAR VIEW MIRROR ELECTRONICS JUNCTION BOX FOOTWELL MODULE GEAR INDICATOR LIGHTING IGNITION COIL 3 IGNITION COIL 4 IGNITION IGNITION IGNITION COIL 4 COIL 5 COIL 6 IGNITION IGNITION IGNITION IGNITION COIL 6 COIL 5 COIL 1 COIL 2 NCA WIRE PARK DISTANCE CONTROL (PDC) PASSENGER'S SIDE REAR POWER WINDOW SWITCH PASSIVE FUEL TANK FUEL LEVEL SENSOR REAR INTERMITTED WIPE/WASH REAR COVER CONTROL WINDOW MOTOR UNIT LOCK REAR WINDOW DEFOGGER RIGHT REAR MICROWAVE SENSOR RIGHT RELAESE ROLLER DIODE PANEL RIGHT RIGHT AUXILARY INNER LICENCE BRAILLE TAIL PLATE LIGHT LIGHT LIGHT RIGHT RIGHT TIRE INNER TAIL PRESSURE TAIL LIGHT CONTROL LIGHT SATELLITE RECEIVER SEDAN WAGON STEPTRONIC SWITCH TELEPHONE RETROFIT PACKAGES CONNECTOR TOP OF ENGINE) VIDEO MODULE W/O ULF-SBX-H WASHER FLUID LEVEL SWITCH

ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/RED/WHT WIRE BLK/RED/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/BRN/YEL WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/BLK/WHT WIRE BRN/BLK/YEL WIRE BRN/WHT WIRE CAR INFORMATION COMPUTER CCC/M-ASK CENTRAL INFORMATION DISPLAY COMPT) COOLANT LEVEL SWITCH (RIGHT SIDE OF ENGINE ELECTRIC FUEL PUMP (RIGHT TANK HALF FUEL LEVEL SENSOR) (UNDER RIGHT REAR SEAT) ELECTRONICS JUNCTION BOX FUSE 74 FUSE 76 GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ BISTABLE RELAY ENERGIZED HOT W/ TERMINAL INSTRUMENT CLUSTER CONTROL MODULE JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT TANK HALF FUEL LEVEL SENSOR (UNDER LEFT REAR SEAT) NCA WIRE ORG/ WIRE ORG/GRN WIRE OUTSIDE TEMPERATURE SENSOR (FRONT CENTER OF BUMPER) PARKING BRAKE WARNING SWITCH (UNDER CENTER CONSOLE) RED WIRE RED/BLU WIRE RED/YEL WIRE STEERING COLUMN SWITCH CENTER W/ CIC W/O CIC WHT WIRE YEL WIRE

ANGLE ADJUSTMENT DRIVE (UNDER PASSENGER'S SEAT) BLK/VIO WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COUPE ELECTRONICS JUNCTION BOX FUSE 45 GRN WIRE GRN/RED WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/WHT WIRE JUNCTION BOX (UNDER RIGHT SIDE OF DASH) NCA WIRE ORG/ WIRE ORG/GRN WIRE PASSENGER'S BACKREST REST SWITCH (CONVERTIBLE) PASSENGER'S HEAD RESTRAINT ADJUSTMENT DRIVE (CONVERTIBLE) PASSENGER'S SEAT ADJUSTMENT SWITCH PASSENGER'S SEAT MODULE (UNDER FRONT PASSENGER'S SEAT) PASSENGER'S SEAT) PASSENGER'S SIDE EASY ENTRY SWITCH RED WIRE RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED RELAY ENERGIZED FUSE 77 SEATS SYSTEM VIO WIRE VIO/BLK WIRE VIO/BRN WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

3.0L TWIN TURBO B+ POTENTIAL DISTRIBUTOR BLK WIRE BLU WIRE BRN WIRE ELECTRIC COOLANT PUMP ELECTRONICS JUNCTION BOX ENGINE BREATHER HEATING RELAY ENGINE ELECTRONICS FUSE 05 FUSE CARRIER (RIGHT PLENUM CHAMBER E-BOX) ENGINE ELECTRONICS FUSE 09 FUSE CARRIER (RIGHT PLENUM CHAMBER E-BOX) EXCEPT CONVERTIBLE FOOTWELL MODULE FROM FUSE 63 (DIAGRAM 1 OF 5) FROM FUSE 73 (DIAGRAM 2 OF 5) FUEL INJECTORS RELAY FUSE FUSE 010 FUSE 40 FUSE 41 FUSE 53 FUSE 54 FUSE 86 FUSE FUSE FUSE 80 FUSE 72 FUSE 73 FUSE FUSE FUSE FUSE 88 GRN WIRE JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT REAR MICROWAVE SENSOR REAR WINDOW DEFROSTER RELAY RED WIRE ROLLER PROTECTION CONTROLLER (CONVERTIBLE) SIREN W/ TILT ALARM SENSOR SIREN, TILT ALARM SENSOR TO FUSE TO TERMINAL TRANSFER BOX CONTROL MODULE VIO WIRE YEL WIRE

ANTENNA DIVERSITY (CABRIOLET) AUC SENSOR BLK WIRE BRN WIRE CD CHANGER CENTRAL INFORMATION DISPLAY DRIVER'S SEAT HEATING MODULE DRIVER'S SWITCH CLUSTER DRIVER'S SWITCH CLUSTER (W/O DOOR MIRROR) ELECTRONICS JUNCTION BOX FROM CAR ACCESS SYSTEM (DIAGRAM 3 OF 5) FROM FUSE 10 (DIAGRAM 4 OF 5) FROM FUSE 49 (DIAGRAM 3 OF 5) FROM TERMINAL FRONT CIGAR LIGHTER FUEL PUMP CONTROL (EKPS) FUSE FUSE 10 FUSE 6 FUSE 7 FUSE 8 FUSE 9 GEAR INDICATOR LIGHTING GRN WIRE GRY WIRE HORN RELAY LONGITUDINAL DYNAMICS MANAGEMENT LUGGAGE COMPARTMENT SOCKET OUTLET NCA WIRE PARK DISTANCE CONTROL (PDC) PASSENGER'S SEAT HEATING MODULE PASSENGER'S SIDE OUTSIDE MIRROR REAR CENTER CONSOLE CHARGING SOCKET REAR CENTER CONSOLE CHARGING SOCKET 2 RED WIRE ROOF FUNCTION CONTROL CENTER TERMINAL 15 RELAY TO BISTABLE RELAY (DIAGRAM 5 OF 5) TO DC/DC CONVERTER (DIAGRAM 5 OF 5) TO FUSE 20 (DIAGRAM 5 OF 5) TO HORN RELAY (DIAGRAM 4 OF 5) W/ DOOR MIRROR WHT WIRE YEL WIRE

3 2 (COUPE, SEDAN) (WAGON, CONVERTIBLE) ACTIVE CRUISE CONTROL BISTABLE RELAY BLK WIRE BLK/RED WIRE BLU WIRE BOOT LID/ TAIL GATE LUGGAGE COMPARTMENT LIGHT (WAGON) BRN WIRE COMFORT ACCESS CONTROL MODULE DRIVER'S LUMBAR SUPPORT SWITCH DRIVER'S LUMBAR SUPPORT VALVE BLOCK DRIVER'S SEAT BACKREST WIDTH ADJUSTMENT SWITCH DRIVER'S SEAT BACKREST WIDTH ADJUSTMENT VALVE BLOCK DUAL REMOTE CONTROL RECEIVER ELECTRONICS JUNCTION BOX FROM CAR ACCESS SYSTEM (DIAGRAM 3 OF 5) FROM FUSE 6 JUNCTION BOX (DIAGRAM 4 OF 5) FROM FUSE 76 (DIAGRAM 4 OF 5) FROM JUNCTION BOX (DIAGRAM 3 OF 5) FROM TERMINAL 15 RELAY (DIAGRAM 4 OF 5) FUSE 20 FUSE 21 FUSE 22 FUSE 23 FUSE 31 FUSE 32 FUSE 61 FUSE 74 FUSE 77 GRN WIRE HEATING/AIR CONDITIONING SYSTEM GLOVE COMPARTMENT LIGHT INDEPENDENT/ AUXILIARY HEATING CONTROL MODULE INSTRUMENT CLUSTER CONTROL MODULE JUNCTION BOX JUNCTION BOX (UNDER RIGHT LEFT LUGGAGE COMPARTMENT LIGHT (WAGON, CONVERTIBLE) OBD II SOCKET PASSENGER'S LUMBAR SUPPORT SWITCH PASSENGER'S LUMBAR SUPPORT VALVE BLOCK PASSENGER'S SEAT BACKREST WIDTH ADJUSTMENT SWITCH PASSENGER'S SEAT BACKREST WIDTH ADJUSTMENT VALVE BLOCK RED WIRE RED/BLK WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/WHT/YEL WIRE RED/YEL WIRE RIGHT LUGGAGE COMPARTMENT LIGHT SIDE OF DASH) TRAILER MODULE TRANSMISSION CONTROL VIO WIRE WHT WIRE YEL WIRE