BMW 3 series E90/E91/E92/E93 (2005-2010) red/gry Wiring diagrams

ACTIVE STEERING (IF EQUIPPED) (BEHIND LEFT FRONT WHEEL) BLK WIRE BLU WIRE BLU/BRN/YEL WIRE BLU/RED WIRE BLU/VIO WIRE BRAKE FLUID LEVEL SWITCH (LEFT REAR OF ENGINE COMPT) BRAKE LIGHT SWITCH (UNDER LEFT SIDE OF DASH) BRK FLD LVL RF WHL SPD BRN WIRE BRN/BLK WIRE BRN/GRN/YEL WIRE BRN/RED WIRE BRN/WHT WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINE SYSTEM DIGITAL MOTOR ELECTRONICS CONTROL UNIT DSC SENSOR (LEFT FRONT FOOTWELL) DYNAMIC STABILITY CONTROL (DSC) (LEFT REAR OF ENGINE COMPT) FUSE GRN/RED WIRE GROUND F-CAN-LOW HAZARD WARNING SWITCH HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS LEFT FRONT WHEEL SPEED SENSOR (FRONT OF LEFT FRONT WHEEL) LEFT REAR WHEEL SPEED SENSOR (BEHIND LEFT REAR WHEEL) NCA WIRE PARKING BRAKE WARNING SWITCH POWER DISTRIBUTION SYSTEM RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RELAY ENERGIZED RF WHL SPD RR WHL SPD LR WHL SPD LF WHL SPD LF WHL SPD RIGHT FRONT WHEEL SPEED SENSOR (FRONT OF RIGHT FRONT WHEEL) RIGHT REAR WHEEL SPEED SENSOR (BEHIND RIGHT REAR WHEEL) RR BRK PAD RR WHL SPD SEN GROUND STEERING COLUMN SWITCH CLUSTER STEERING GEAR (W/ ACTIVE STEERING) TELEPHONE TRANSCEIVER (CENTER OF REAR COMPT) TERMINAL 15 COND WEL SPD PT CAN HIGH GROUND TERMINAL 30 VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

ACTIVE STEERING (IF EQUIPPED) (BEHIND LEFT FRONT WHEEL) BLK WIRE BLK/RED/WHT WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/ WHT WIRE BLU/BRN/YEL WIRE BLU/GRN WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT/YEL WIRE BRAKE FLUID LEVEL SWITCH (LEFT REAR OF ENGINE COMPT) BRAKE LIGHT SWITCH (UNDER LEFT SIDE OF DASH) BRK FLD LVL BRK LIGHT LF BRK PAD BRN WIRE BRN/BLK WIRE BRN/GRN/YEL WIRE BRN/RED WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) CENTER CONSOLE SWITCH CLUSTER COMPUTER DATA LINE SYSTEM COND WHL SPD F-CAN-LOW DSC SENS DME CONTROL UNIT DSC SENSOR (LEFT FRONT FOOTWELL) DSC SENSOR 2 (W/ AL ACTIVE FRONT STEERING) DYNAMIC STABILITY CONTROL (DSC) (LEFT REAR OF ENGINE COMPT) F-CAN HIGH RF WHL OUT FUSE GRN/RED WIRE HAZARD WARNING SWITCH HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS LEFT FRONT SPEED SENSOR (FRONT OF LEFT FRONT WHEEL) LEFT REAR SPEED SENSOR (BEHIND LEFT REAR WHEEL) LF WHL OUT PT CAN LOW GROUND LF WHL SPD LF WHL SPD GROUND LR WHL SPD LR WHL SPD PARKING BRK DSC SENS RR BRK PAD NCA WIRE PARKING BRAKE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT FRONT SPEED SENSOR (FRONT OF RIGHT FRONT WHEEL) RIGHT REAR SPEED SENSOR (BEHIND RIGHT REAR WHEEL) RR BRK PAD RR WHL OUT RF BRK PAD RR WHL SPD RR WHL SPD STEERING COLUMN SWITCH CLUSTER STEERING GEAR (W/ ACTIVE STEERING) TELEPHONE TRANSCEIVER (CENTER OF REAR COMPT) TERMINAL 15 PT CAN HIGH TERMINAL 30 RF WHL SPD RF WHL SPD VIO/WHT WIRE W/ NAVIGATION (NOT USED) W/O NAVIGATION WARNING SWITCH (UNDER CENTER CONSOLE) WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

1 2 3 4 5 6 7 8 9 10 11 12 GND 1 2 3 4 5 6 7 8 9 10 11 12 GND CAN BUS SIG CAN BUS SIG 1 SERIES 3 SERIES 3 SERIES W/ CONVERTIBLE 3 SERIES W/O CONVERTIBLE, 1 SERIES A/C COMPRESSOR CONTROL VALVE AUTOMATIC AIR RECIRCULATION SENSOR (RIGHT REAR OF ENG COMPT) AUXILIARY WATER PUMP (LEFT REAR OF ENGINE COMPT) 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 BRN/RED 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 EVAPORATOR TEMPERATURE SENSOR (CENTER OF DASH) FOOTWELL TEMPERATURE SENSOR (CENTER OF DASH) FUSE GRN WIRE GRN/RED WIRE HEATING/AIR CONDITIONING SYSTEM (CENTER OF DASH, ABOVE RADIO) HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) HOT W/ HOT W/ DME RELAY ENERGIZED HOT W/ TERMINAL 15 15 RELAY ENERGIZED INDEPENDENT HEATING CIRCUIT MIXING AIR CONTROL NCA WIRE ORG/ WIRE ORG/GRN WIRE REAR COMPARTMENT FRESH AIR GRILL (3 SERIES) RED WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RELAY ENERGIZED ROOF FUNCTION CONTROL CENTER SENS GND SENS SIG SENS SPLY SIDE OF DASH) 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 YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE

3.0L 3.0L TWIN TURBO AUXILIARY HEATED SWITCHOVER VALVE BLK WIRE BRN WIRE BRN/RED WIRE ELECTRONICS JUNCTION BOX FUSE HEATER HEATING/AIR CONDITIONING SYSTEM (CENTER OF DASH, ABOVE RADIO) INDEPENDENT AUXILIARY HEATER CONTROL MODULE (LEFT SIDE OF FRONT BUMPER) METERING PUMP (UNDER VEHICLE) NCA WIRE RED/GRN WIRE RED/GRY WIRE RELAY ENERGIZED JUNCTION BOX (UNDER RIGHT SIDE OF DASH) WHT/BLU WIRE YEL/BRN WIRE

AMPLIFIER (LEFT SIDE OF REAR COMPT) ANTENNA DIVERSITY BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/ORG WIRE BRN/WHT WIRE BRN/YEL WIRE CONVERTIBLE TOP MODULE FM ANTENNA 1 FM ANTENNA 2 FM ANTENNA 3 FM ANTENNA 4 FUSE 15 GRN WIRE GRY WIRE JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT FRONT MID-RANGE SPEAKER LEFT FRONT TWEETER LEFT REAR HI-RANGE SPEAKER LEFT REAR MID-RANGE SPEAKER LEFT SIDE SECTION ANTENNA AMPLIFIER LEFT SUBWOOFER NCA WIRE REAR WINDOW ANTENNA AMPLIFIER REAR-WINDOW AERIAL RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT FRONT MID-RANGE SPEAKER RIGHT FRONT TWEETER RIGHT REAR HI-RANGE SPEAKER RIGHT REAR MID-RANGE SPEAKER RIGHT SIDE SECTION ANTENNA AMPLIFIER RIGHT SUBWOOFER ROOF ANTENNA 2 SAT SATELLITE RECEIVER (LEFT SIDE OF REAR COMPT) WHT WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE

AMPLIFIER (LEFT SIDE OF REAR COMPT) ANTENNA DIVERSITY BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER SPEAKER CONVERTIBLE TOP MODULE FM ANTENNA 1 FM ANTENNA 2 FM ANTENNA 3 FM ANTENNA 4 FUSE 15 GRN WIRE GRY WIRE JUNCTION BOX (UNDER RIGHT LEFT FRONT MID-RANGE SPEAKER LEFT FRONT TWEETER LEFT REAR HI-RANGE SPEAKER LEFT REAR MID-RANGE SPEAKER LEFT SIDE SECTION ANTENNA AMPLIFIER LEFT SIDE TRIM PANEL MID-RANGE SPEAKER LEFT SUBWOOFER NCA WIRE REAR WINDOW ANTENNA AMPLIFIER REAR-WINDOW AERIAL RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT FRONT MID-RANGE SPEAKER RIGHT REAR DOOR MID-RANGE SPEAKER RIGHT REAR HI-RANGE SPEAKER RIGHT REAR MID-RANGE SPEAKER RIGHT SIDE SECTION ANTENNA AMPLIFIER RIGHT SUBWOOFER WHT WIRE YEL/BRN WIRE YEL/RED WIRE

AMPLIFIER (LEFT SIDE OF REAR COMPT) ANTENNA DIVERSITY BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/ORG WIRE BRN/WHT WIRE BRN/YEL WIRE CONVERTIBLE TOP MODULE FM ANTENNA 1 FM ANTENNA 2 FM ANTENNA 3 FM ANTENNA 4 FUSE 15 GRY WIRE JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT FRONT MID-RANGE SPEAKER LEFT FRONT TWEETER LEFT REAR HI-RANGE SPEAKER LEFT REAR MID-RANGE SPEAKER LEFT SIDE SECTION ANTENNA AMPLIFIER LEFT SUBWOOFER NCA WIRE REAR WINDOW ANTENNA AMPLIFIER REAR-WINDOW AERIAL RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT FRONT MID-RANGE SPEAKER RIGHT FRONT TWEETER RIGHT REAR HI-RANGE SPEAKER RIGHT REAR MID-RANGE SPEAKER RIGHT SIDE SECTION ANTENNA AMPLIFIER RIGHT SUBWOOFER WHT WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE

AMPLIFIER (LEFT SIDE OF REAR COMPT) ANTENNA DIVERSITY BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER SPEAKER CONVERTIBLE TOP MODULE FM ANTENNA 1 FM ANTENNA 2 FM ANTENNA 3 FM ANTENNA 4 FUSE 15 GRN WIRE GRY WIRE JUNCTION BOX (UNDER RIGHT LEFT FRONT MID-RANGE SPEAKER LEFT FRONT TWEETER LEFT REAR HI-RANGE SPEAKER LEFT REAR MID-RANGE SPEAKER LEFT SIDE SECTION ANTENNA AMPLIFIER LEFT SIDE TRIM PANEL MID-RANGE SPEAKER LEFT SUBWOOFER NCA WIRE REAR WINDOW ANTENNA AMPLIFIER REAR-WINDOW AERIAL RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT FRONT MID-RANGE SPEAKER RIGHT REAR DOOR MID-RANGE SPEAKER RIGHT REAR HI-RANGE SPEAKER RIGHT REAR MID-RANGE SPEAKER RIGHT SIDE SECTION ANTENNA AMPLIFIER RIGHT SUBWOOFER WHT WIRE YEL/BRN WIRE YEL/RED WIRE

AMPLIFIER (LEFT SIDE OF REAR COMPT) BLK WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/ORG WIRE BRN/WHT WIRE BRN/YEL WIRE DIGITAL TUNER US (DAB) DIGITAL TUNER US (IBOC) FUSE 15 GRN WIRE GRY WIRE JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT FRONT MID-RANGE SPEAKER LEFT FRONT TWEETER LEFT REAR HI-RANGE SPEAKER LEFT REAR MID-RANGE SPEAKER LEFT SUBWOOFER NCA WIRE RED WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT FRONT MID-RANGE SPEAKER RIGHT FRONT TWEETER RIGHT REAR HI-RANGE SPEAKER RIGHT REAR MID-RANGE SPEAKER RIGHT SIDE ANTENNA WINDOW RIGHT SIDE WINDOW ANTENNA AMPLIFIER RIGHT SUBWOOFER ROOF ANTENNA SATELLITE RECEIVER (LEFT SIDE OF REAR COMPT) SEDAN WAGON WHT WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE

ANTI-THEFT SYSTEM BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/YEL WIRE CHARGING SYSTEM STARTING/ CRANKSHAFT POSITION/RPM SENSOR (TOP OF ENGINE) DME RELAY E-BOX FAN (3 SERIES: NEAR ENGINE) EXHAUST FLAP (LEFT SIDE OF REAR COMPT) FUEL TANK LEAKAGE DIAGNOSTIC MODULE FUSE FUSE FUSE FUSE FUSE FUSE GRY/VIO WIRE HOT AT ALL TIMES INTAKE AIR TEMPERATURE SENSOR JUNCTION BOX NCA WIRE ORG/ WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE