BMW 3 series E46 (1998-2003) brn Wiring diagrams

BLK WIRE BRN WIRE CHIME MODULE (LEFT FOOTWELL) GENERAL MODULE CONTROL UNIT (BEHIND GLOVE BOX) INSTRUMENT CLUSTER CONTROL UNIT (IN INSTRUMENT PANEL) RED WIRE RED/YEL WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE CHIME MODULE (LEFT FOOTWELL) GENERAL MODULE CONTROL UNIT (BEHIND GLOVE BOX) GRY WIRE INSTRUMENT CLUSTER CONTROL UNIT (IN INSTRUMENT PANEL) RED WIRE RED/YEL WIRE YEL WIRE

BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE DRIVER'S DOOR SWITCH BLOCK GRN WIRE GRN/BLU WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/YEL WIRE LEFT REAR WINDOW MOTOR LEFT REAR WINDOW PRESSURE SENSITIVE FINGER GUARD PASSENGER'S DOOR POWER WINDOW SWITCH RED WIRE RIGHT REAR WINDOW MOTOR RIGHT REAR WINDOW PRESSURE- SENSITIVE FINGER GUARD WHT WIRE WHT/YEL WIRE YEL WIRE

1 2 3 4 5 6 WIPE SIG WASH SIG TERM R REAR OPEN GEN MOD REVERSE SIG 1 2 3 GROUND TERM 30 WASH PUMP A/T BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE FUSE FUSE HOLDER (GLOVE BOX) GENERAL MODULE CONTROL UNIT (BEHIND GLOVE BOX) HOT AT ALL TIMES HOT IN ACCY, RUN AND START M/T REAR INTERMITTENT WIPER/WASHER CONTROL UNIT (AT LIFTGATE) REAR OPEN REAR WASHER PUMP REAR WINDOW OPENING SWITCH RED WIRE RED/WHT WIRE REVERSING LIGHT RELAY REVERSING LIGHT SWITCH VIO WIRE VIO/WHT WIRE WHT WIRE WIND- SCREEN WIPER SWITCH YEL WIRE

AIR BAG INDICATOR BATTERY SAFETY TERMINAL GENERATOR BLK WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/VIO/YEL WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/VIO WIRE COIL SPRING COMPUTER DATA LINE SYSTEM DRIVER'S AIRBAG INFLATOR ASSEMBLY DRIVER'S BELT TENSIONER (RIGHT SIDE OF DRIVER'S SEAT) DRIVER'S DOOR SIDE AIRBAG INFLATOR ASSEMBLY DRIVER'S HEAD AREA AIRBAG INFLATOR ASSEMBLY DRIVER'S SEAT BELT BUCKLE HALL-EFFECT SENSOR DRIVER'S SIDE IMPACT SENSOR FUSE FUSE HOLDER (GLOVE BOX) GRN WIRE GRN/BLU WIRE GRY/BLK WIRE GRY/BRN WIRE HOT IN ACCY, RUN, START HOT IN RUN, START INSTRUMENT CLUSTER CONTROL MODULE LEFT REAR DOOR SIDE AIRBAG INFLATOR ASSEMBLY MULTIPLE RESTRAINT SYSTEM CONTROL UNIT (UNDER CENTER CONSOLE) NCA WIRE PASSENGER'S AIRBAG INFLATOR ASSEMBLY PASSENGER'S BELT TENSIONER (LEFT SIDE OF PASSENGER'S SEAT) PASSENGER'S DOOR SIDE AIRBAG INFLATOR ASSEMBLY PASSENGER'S HEAD AREA AIRBAG INFLATOR ASSEMBLY PASSENGER'S SEAT BELT BUCKLE HALL-EFFECT SENSOR PASSENGER'S SIDE IMPACT SENSOR RED WIRE RIGHT REAR DOOR SIDE AIRBAG INFLATOR ASSEMBLY SEAT MAT SEAT OCCUPANCY DETECTOR (UNDER RIGHT FRONT SEAT) VIO WIRE VIO/BLU WIRE WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/RED WIRE WHT/RED/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE

BLK WIRE BRN WIRE BRN/VIO WIRE BRN/WHT WIRE CENTRAL LOCKING DRIVE, TRUNK LID/TAILGATE (REAR LUGGAGE COMPT) CENTRAL LOCKING REMOTE CONTROL ELECTRONIC INTERIOR REAR-VIEW MIRROR FUSE GENERAL MODULE CONTROL UNIT (BEHIND GLOVE BOX) GRY/BLK/YEL WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT AT ALL TIMES FUSE HOLDER (GLOVE BOX) FUSE LIFT GATE LOCK SWITCH (IN LUGGAGE COMPT LID RIGHT) N/A 9 15 NCA WIRE RED WIRE RED/BLK WIRE TRUNK LID RELEASE SOLENOID SWITCH VIO WIRE W/ INFRARED REMOTE CONTROL W/ RADIO REMOTE CONTROL WHT/BRN WIRE

BLK WIRE BLU WIRE BRN WIRE BRN/RED WIRE CENTRAL LOCKING DRIVE, TRUNK LID/TAILGATE (REAR LUGGAGE COMPT) CENTRAL LOCKING REMOTE CONTROL ELECTRONIC INTERIOR REAR-VIEW MIRROR FUSE FUSE HOLDER (GLOVE BOX) GENERAL MODULE CONTROL UNIT (BEHIND GLOVE BOX) GRN WIRE GRY WIRE GRY/BLK/YEL WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES LICENSE PLATE LIGHTS TAILGATE PUSH- BUTTON N/A N/A 9 15 NCA WIRE REAR WINDOW OPENING SWITCH 1) REAR WINDOW OPENING DRIVE REAR WINDOW RELEASE SWITCH (ON REAR WINDOW) RED WIRE RED/BLK WIRE RELAY, REAR WINDOW DRIVE (RIGHT FOOTWELL) TRUNK LID RELEASE SWITCH (INTERIOR) VIO WIRE W/ INFRARED REMOTE CONTROL W/ RADIO REMOTE CONTROL WHT WIRE WHT/BLU WIRE YEL WIRE

1 2 3 4 5 6 7 (PINS 8-12: NOT USED) 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 ACTIVATE RELAY BLK WIRE BLK/VIO WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CAMSHAFT POSITION SENSOR 1 (INLET) (ON FRONT OF ENGINE) CAMSHFT SIG CAN-BUS CAN-BUS CRANKSHAFT POSITION SENSOR (LEFT SIDE OF ENGINE) CYL 1-3 CYL 4-6 DIGITAL MOTOR ELECTRONICS (DME) CONTROL UNIT (LEFT REAR OF ENGINE COMPT) DME RELAY E-BOX (LEFT REAR OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE SENSOR (REAR OF ENGINE, UNDER INTAKE) FUEL PUMP (IN FUEL TANK) FUSE FUSE FUSE FUSE HOLDER (GLOVE BOX) GRN WIRE GROUND GROUND GROUND GROUND VOLTAGE SUPPLY VOLTAGE SUPPLY GROUND GROUND TP SIG GROUND GROUND TEMP SIG GROUND GRY WIRE GRY/BRN WIRE HOT AT ALL TIMES HOT AT ALL TIMES B+ POTENTIAL DISTRIBUTOR INTAKE AIR TEMPERATURE SENSOR (TOP CENTER OF ENGINE) KNOCK SENSOR (REAR OF ENGINE) NCA WIRE OIL TEMPERATURE SENSOR (FRONT OF ENGINE, UNDER INTAKE) PARTIAL RED WIRE RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE RED/WHT/YEL WIRE SENSOR SIG SENSOR SIG SENSOR SIG SIG GROUND SIG GROUND SIG GROUND SIG GROUND ACTIVATE RELAY TEMP SIG GROUND TEMP SIG GROUND CYL 1-3 KS CYL 1-3 KS TP SIG VOLTAGE SUPPLY CRNKSHFT SIG WHT WIRE WHT/BLU WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE

BLK WIRE BLK/VIO WIRE BLU WIRE BLU/BRN WIRE BLU/RED WIRE BRAKELIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CYL 1 CYL 2 CYL 3 CYL 4 CYL 5 CYL 6 E-BOX (LEFT REAR OF ENGINE COMPT) EVAPORATIVE EMISSION VALVE (ON LEFT FRONT OF ENGINE) FUEL INJECTION VALVES FUEL INJECTORS RELAY FUSE FUSE HOLDER (GLOVE BOX) GRN WIRE GRN/BLU WIRE GRN/VIO WIRE GRY WIRE GRY/BRN WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, OR START IDLE SPEED CONTROL VALVE (LEFT SIDE OF ENGINE) INDIVIDUAL CONTROL INTAKE SYSTEM VALVE (LEFT SIDE OF ENGINE COMPARTMENT) NCA WIRE OXYGEN SENSOR 1 (BEHIND CATALYTIC CONVERTER) OXYGEN SENSOR 1 (IN FRONT OF CATALYTIC CONVERTER) OXYGEN SENSOR 2 (IN FRONT OF CATALYTIC CONVERTER) OXYGEN SENSOR 2 BEHIND CATALYTIC CONVERTER RED WIRE RED/WHT WIRE RED/WHT/YEL WIRE RED/YEL WIRE SECONDARY AIR PUMP VALVE (LEFT REAR OF ENGINE) VIO WIRE VIO/YEL WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 IGN COIL 1 SIG IGN COIL 2 SIG IGN COIL 3 SIG ABS SYSTEM ACTIVATE RELAY FAN AIR CONDITIONING RELAY ANTI-THEFT SYSTEM BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BRN WIRE BLU/RED WIRE BRAKE SIG ACTIVATE RELAY TANK LEAKAGE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/WHT WIRE CAN BUS (+) CAN BUS (-) COOL OUT TEMP COOL OUT TEMP COMPUTER DATA LINES SYSTEM COOLANT OUTLET TEMPERATURE SENSOR COOLING FANS SYSTEM DIGITAL MOTOR ELECTRONICS (DME) CONTROL UNIT (LEFT REAR OF ENGINE COMPT) E-BOX (LEFT REAR OF ENGINE COMPT) ELECTRIC THROTTLE ACTUATOR (TOP LEFT SIDE OF ENGINE) EXHAUST FLAP VALVE (LEFT REAR OF LUGGAGE COMPT) FUSE FUSE HOLDER (GLOVE BOX) GRN WIRE GRN/BLK VIO) WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/VIO WIRE GROUND IGN COIL 5 SIG IGN COIL 6 SIG GROUND PED POS 1 SIG GROUND PED POS 2 SIG GRY/BRN WIRE GRY/VIO WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT IN RUN OR START IGN COIL 4 SIG IGNITION COILS (TOP RIGHT SIDE OF ENGINE) NCA WIRE OBD SOCKET (LEFT FOOTWELL) RED WIRE RED/WHT WIRE RPM SIG EXH FLAP RR SPEED SIG CLUTCH SIG BRAKE SIG SECONDARY AIR INJECTION PUMP SECONDARY AIR PUMP RELAY TANK LEAKAGE TANK LEAKAGE ACTIVATE VALVE TERMINAL 15 TXD DIAG SIG DRV AWY PROT VOLTAGE SUPPLY VOLTAGE SUPPLY ACTIVATE RELAY WHT WIRE WHT/GRN WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE