BMW M3 E46 (1999-2006) blk/gry Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 SOLAR SENS SIG A/C PRESS SENS 1 2 3 4 5 6 INTERIOR LIGHTS SIG IGN RUN/ST REAR DEFOGGER SIG WATER VALVE SIG 1 2 3 VENT FLAP MTR VENT FLAP MTR VENT FLAP MTR A/C PRESS SENS K-BUS SIG BATT A/C PRESS SENS POLLUTANT SENS BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLOWER MOTOR (FRONT OF AIR CONDITIONING UNIT) BLOWER OUTPUT STAGE (LEFT SIDE OF RIGHT FOOTWELL) BLU WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE DEFOGGER SYSTEM DEFROSTER FLAP MOTOR EVAPORATOR TEMPERATURE SENSOR (RIGHT SIDE OF LEFT FOOTWELL) FOOTWELL FLAP MOTOR FUSE 28 FUSE 50 FUSE 62 FUSE HOLDER (GLOVE BOX) GND GND POLLUTANT SENS POLLUTANT SENS SOLAR SENS SIG POLLUTANT SENS GRN/YEL WIRE GRY/RED WIRE HEATED EXCHANGER SENSOR (BEHIND CENTER CONSOLE) HEATING, A/C CONTROL MODULE (CENTER CONSOLE) HOT AT ALL TIMES HOT IN RUN, START LEFT FRESH AIR/ RECIRCULATED AIR FLAP MOTOR NCA WIRE POLLUTANT SENSOR (FRONT OF ENG COMPT) PRESSURE SENSOR, AIR CONDITIONING SYSTEM (RIGHT FRONT WHEELWELL) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO/YEL WIRE RIGHT FRESH AIR/ RECIRCULATED AIR FLAP MOTOR SOLAR SENSOR (CENTER TOP OF DASH) VENTILATION FLAP MOTOR VOLT SUPPLY A/C SENS GND EVAPORATOR TEMP A/C SENS GND HEATED EXCHANGER WATER VALVES (LEFT SIDE OF ENG COMPT) WHT/RED/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE

2001-02 ALL MODELS, 2003-05 SEDAN, WAGON 2003-05 COUPE, CONVERTIBLE A/C COMPRESSOR RELAY (IN FRONT PWR DIST BOX) BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BUS SIG CAN CAN BUS BUS HI COMPUTER DATA LINES SYSTEM COOLANT OUTLET TEMPERATURE SENSOR DIGITAL MOTOR ELECTRONIC CONTROL UNIT (LEFT REAR OF ENG COMPT) ELECTRIC FAN (FRONT OF ENG COMPT) FUSE 3 FUSE 34 FUSE 37 FUSE 63 FUSE 9 FUSE HOLDER (GLOVE BOX) GND LO GRN WIRE GRN/BLU WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START HOT IN RUN, START HOT W/ DME RLY ENERGIZED IGN INSTRUMENT CLUSTER CONTROL MODULE (IN INSTRUMENT PANEL) NCA WIRE OUTSIDE TEMP GND OUTSIDE TEMP SIG RED WIRE RED/BLU WIRE RED/VIO/YEL WIRE RED/WHT WIRE RIGHT BUTTON PAD (IN STEERING WHEEL) SOLENOID CLUTCH (LEFT SIDE OF RIGHT FOOTWELL) TEMPERATURE SENSOR (UNDER FRONT LEFT OF VEHICLE) UNDER FENDER) VIO/YEL WIRE VOLUTE SPRING WHT WIRE WHT/RED WIRE WHT/RED/YEL WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

2001 MODELS 2002-04 MODELS BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BRN/BLK WIRE CLUTCH SWITCH MODULE (ON CLUTCH PEDAL) COMPUTER DATA LINES SYSTEM DIGITAL MOTOR ELECTRONIC CONTROL UNIT (LEFT REAR ENG COMPT) E-BOX FAN (LEFT SIDE OF LEFT FRONT FOOTWELL) ELECTRONIC IMMOBILIZER CONTROL UNIT (UNDER LEFT SIDE EWS TOROIDAL COIL FUSE FUSE HOLDER (GLOVE BOX) GEARSHIFT LOCK GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START IGNITION SWITCH INSTRUMENT CLUSTER CONTROL MODULE LOCK OF DASH) RED WIRE RED/BLK WIRE RED/BLU WIRE RUN WIRE SMG CONTROL MODULE (LEFT REAR OF ENG COMPT) SMG ONLY STARTER STARTING/ CHARGING SYSTEM TRANS SW SIG TRANSMISSION CONTROL UNIT (LEFT REAR ENG COMPT) VIO/WHT WIRE VIO/YEL WIRE W/ SMG TRANS W/O SMG TRANS WHT/RED/YEL WIRE YEL WIRE

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM FUSE FUSE HOLDER (GLOVE BOX) GRN/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HAZ WARN SW BRAKE LIGHT HEADLIGHT VERTICAL AIM CONTROL FRONT LOAD SENSOR HEADLIGHT VERTICAL AIM CONTROL REAR LOAD SENSOR HOT AT ALL TIMES HOT IN ACC RUN AND START INTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM K-BUS SIG FRNT LOAD SENS SIG LEFT HEADLIGHT VERTICAL AIM CONTROL MOTOR LEFT TRUNK LID LAMP LIGHT SWITCHING CENTER CONTROL UNIT LT BRK LGHT SIG TERM 30 LT LO BEAM SIG RT HIGH BEAM SIG RAIN/DRIVING LIGHT SENSOR (BEHIND INTERIOR REARVIEW MIRROR) RED/GRN WIRE RED/VIO WIRE RIGHT HEADLIGHT VERTICAL AIM CONTROL MOTOR VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/RED/YEL WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE

1 2 3 4 5 6 INTERIOR LIGHTS SIG IGN RUN/ST REAR DEFOGGER SIG WATER VALVE SIG 1 2 3 VENT FLAP MTR VENT FLAP MTR VENT FLAP MTR A/C PRESS SENS A/C PRESS SENS K-BUS SIG BATT A/C PRESS SENS AIR DISTRIBUTION MOTOR BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLOWER MOTOR (FRONT OF AIR CONDITIONING UNIT) BLOWER OUTPUT STAGE (LEFT SIDE OF RIGHT FOOTWELL) BLU/BRN WIRE BLU/RED WIRE BRN BLK/ WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE DEFOGGER SYSTEM EVAPORATOR TEMPERATURE SENSOR (RIGHT SIDE OF LEFT FOOTWELL) FUSE 28 FUSE 50 FUSE 62 FUSE HOLDER (GLOVE BOX) GND GND GRN/YEL WIRE GRY/RED WIRE HEATED EXCHANGER SENSOR (BEHIND CENTER CONSOLE) HEATING, A/C CONTROL MODULE (CENTER CONSOLE) HOT AT ALL TIMES HOT IN RUN, START LEFT FRESH AIR/ RECIRCULATED AIR FLAP MOTOR NCA WIRE PRESSURE SENSOR, AIR CONDITIONING SYSTEM (RIGHT FRONT WHEELWELL) RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO/YEL WIRE RIGHT FRESH AIR/ RECIRCULATED AIR FLAP MOTOR VOLT SUPPLY A/C SENS GND EVAPORATOR TEMP A/C SENS GND HEATED EXCHANGER WATER VALVE (LEFT SIDE OF ENG COMPT) WHT/RED/YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

2001-02 ALL MODELS, 2003-05 SEDAN, WAGON 2003-05 COUPE, CONVERTIBLE A/C COMPRESSOR RELAY (IN FRONT PWR DIST BOX) BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BUS SIG CAN CAN BUS BUS HI COMPUTER DATA LINES SYSTEM COOLANT OUTLET TEMPERATURE SENSOR DIGITAL MOTOR ELECTRONIC CONTROL UNIT (LEFT REAR OF ENG COMPT) ELECTRIC FAN (FRONT OF ENG COMPT) FUSE 3 FUSE 34 FUSE 37 FUSE 63 FUSE 9 FUSE HOLDER (GLOVE BOX) GND LO GRN WIRE GRN/BLU WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START HOT IN RUN, START HOT W/ DME RLY ENERGIZED IGN INSTRUMENT CLUSTER CONTROL MODULE (IN INSTRUMENT PANEL) NCA WIRE OUTSIDE TEMP GND OUTSIDE TEMP SIG RED WIRE RED/BLU WIRE RED/VIO/YEL WIRE RED/WHT WIRE RIGHT BUTTON PAD (IN STEERING WHEEL) SOLENOID CLUTCH (LEFT SIDE OF RIGHT FOOTWELL) TEMPERATURE SENSOR (UNDER FRONT LEFT OF VEHICLE) UNDER FENDER) VIO/YEL WIRE VOLUTE SPRING WHT WIRE WHT/RED WIRE WHT/RED/YEL WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

1 8 9 10 2 15 TERM 30 TERM 30 TERM 30 TERM 30 WASHER PUMP GROUND 47 27 9 TERM 30 TERM R K-BUS SIG 9 11 25 REAR INT UNIT WASHER NOZZLE HT WASHER NOZZLE HT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CONVERTIBLE) (RIGHT FRONT OF ENGINE COMPT) FUSE FUSE HOLDER (GLOVE BOX) GENERAL MODULE CONTROL UNIT (BEHIND GLOVE BOX) GRN WIRE GRN/YEL WIRE GRY WIRE HEADLIGHT WASHER MODULE HEADLIGHT WASHER PUMP HOT AT ALL TIMES HOT IN RUN, ACCY AND RAIN SENSOR (IF EQUIPPED) (BEHIND INTERIOR REAR VIEW MIRRO) REAR WIPER CIRCUIT (IF EQUIPPED) RED WIRE RED/BLK WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE VIO WIRE VIO/WHT WIRE VIO/YEL WIRE WASHER PUMP WHT WIRE WHT/RED/YEL WIRE WIND- SCREEN WIPER SWITCH WIND- SHIELD WASHER JET HEATERS WIPER MOTOR WIPER RELAY YEL WIRE

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