BMW X3 E83 (2003-2006) yel/brn Wiring diagrams

ADAPTIVE HEADLIGHT BLK/BRN WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRAKE LIGHT SWITCH BRN WIRE BRN/BLK WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM FUSE GRN WIRE GRN/BRN WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/WHT WIRE HOT AT ALL TIMES POWER DISTRIBUTION (RIGHT SIDE OF DASH) FUSE HOT IN ACC RUN AND START HOT IN RUN OR START LEFT HEADLIGHT LOAD SENSOR RED WIRE RED/WHT WIRE RIDE HEIGHT SENSOR RIGHT HEADLIGHT VIO WIRE VIO/BLU WIRE VIO/YEL WIRE WHT WIRE WHT/RED/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE YEL/VIO WIRE

21 7 4 5 16 6 18 K-BUS TERM 30 RPA SW LED DSC SW HDC SW GRD BLU WIRE BLU/BRN/YEL WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BRAKE FLUID LEVEL SWITCH (LEFT REAR ENGINE COMPT) BRAKE LIGHT RR WHL SPD TERM 87 LR WHL SPD LF WHL SPD HDC MODE BRAKE LIGHT SWITCH (UNDER LEFT SIDE OF DASH) BRN WIRE BRN/BLK WIRE BRN/GRN/YEL WIRE BRN/RED WIRE CENTER CONSOLE SWITCH CENTER COMPUTER DATA LINES SYSTEM D CAN HIGH GROUND D CAN LOW TERM 30 DIGITAL MOTOR ELECTRONICS CONTROL UNIT DSC SENSOR DYNAMIC STABILITY CONTROL (DSC) (LEFT REAR ENGINE COMPT) ENGINE ELECTRONICS FUSE CARRIER FUSE GRN WIRE GROUND GRY WIRE GRY/BLK/YEL WIRE HDC IND HOT AT ALL TIMES HOT AT ALL TIMES POWER DISTRIBUTION (RIGHT SIDE OF DASH) FUSE HOT IN RUN, ACCY OR START HOT W/ DME RLY ENERGIZED INSTRUMENT CLUSTER CONTROL MODULE LEFT FRONT WHEEL SPEED SENSOR LEFT REAR WHEEL SPEED SENSOR LIGHT SWITCH CLUSTER LR SPD OUT WARN IND DIAG TXD RF WHL SPD RR WHL SPD LR WHL SPD LF WHL SPD NAVIGATION SYSTEM NCA WIRE PARK BRAKE SWITCH RED WIRE RED/BLK WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR WHEEL SPEED SENSOR STEERING ANGLE SENSOR DSC TELEPHONE TRANSCEIVER VIO/YEL WIRE WHT/GRN WIRE WHT/RED/YEL WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE

AIR DISTRIBUTION FLAP MOTOR BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLOWER MOTOR BLOWER OUTPUT STAGE BLU WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DEFROSTER FLAP MOTOR EVAPORATIVE TEMPERATURE SENSOR FUSE GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HEATING, A/C SYSTEM HOT AT ALL TIMES HOT IN RUN, START LEFT FRESH AIR/ RECIRCULATED AIR FLAP MOTOR MIX AIR TEMPERATURE SENSOR NCA WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/BLU WIRE RED/GRY WIRE RED/VIO/YEL WIRE RIGHT FRESH AIR/ RECIRCULATED AIR FLAP MOTOR VENTILATION FLAP MOTOR VIO WIRE WATER VALVE WHT WIRE WHT/RED/YEL WIRE YEL WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE

AUC SENSOR BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/RED WIRE COOLANT PRESSURE SENSOR (RIGHT FRONT WHEELWELL) DIGITAL MOTOR ELECTRONICS (DME) CONTROL UNIT ELECTRIC FAN ENGINE COOLANT TEMPERATURE SENSOR ENGINE ELECTRONICS FUSE CARRIER FUSE GRY/BRN WIRE HOT W/ DME RELAY ENERGIZED NCA WIRE OUTLET TEMPERATURE SENSOR RED WIRE RED/BLU WIRE RED/VIO/YEL WIRE RED/WHT WIRE REFRIGERANT COMPRESSOR CONTROL VALVE SOLAR SENSOR WHT WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

14 13 12 CAN (-) CAN (+) K-BUS 17 32 RPM SIG TXD SIG 2 1 4 DIAG TXD CAN (-) CAN (+) 2 3 CAN (-) CAN (+) 21 16 17 14 DIAG TXD CAN (-) CAN (+) K-BUS 3 4 CAN (-) CAN (+) 37 36 CAN (-) CAN (+) 48 9 LIN-BUS K-BUS 6 5 12 CAN (-) CAN (+) K-BUS ADAPTIVE HEADLIGHT AMPLIFIER NAVIGATION SYSTEM BLK WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN (-) CAN (+) DIAG TXD CD CHANGER CENTER CONSOLE SWITCH CENTER CENTRAL INFORMATION DISPLAY DIAG TXD CAN (-) CAN (+) DIGITAL MOTOR ELECTRONICS DRIVER'S DOOR MODULE DRIVER'S SEAT MEMORY DRIVER'S SIDE OUTSIDE MIRROR PASSENGER'S SIDE OUTSIDE MIRROR DSC SENSOR DYNAMIC STABILITY CONTROL ELECTRONIC IMMOBILIZER CONTROL UNIT FUSE GENERAL MODULE CONTROL UNIT GRN/BRN WIRE HEATING/AIR CONDITIONING SYSTEM HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT CLUSTER K- BUS K- BUS K- BUS LIGHT SWITCH CLUSTER LIN BUS LIN- BUS LIN- BUS MULTIPLE RESTRAINT SYSTEM CONTROL MODULE NCA WIRE OBD II SOCKET PANORAMA GLASS ROOF PARK DISTANCE CONTROL (PDC) POWER DISTRIBUTION (RIGHT SIDE OF DASH) RADIO RAIN/HEADLIGHT SENSOR RED WIRE RED/YEL WIRE SEAT OCCUPANCY RECOGNITION SERVOTRONIC STEERING ANGLE SENSOR TELEPHONE TRANSCEIVER TIRE PRESSURE CONTROL (RDC) TRANSFER BOX CONTROL MODULE TRANSMISSION CONTROL TXD SIG VIDEO MODULE VOICE CONTROL SYSTEM VOLUTE SPRING WHT WIRE WHT/GRY WIRE WHT/RED WIRE WHT/RED/YEL WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

3 8 4 DIAG TXD VOLTAGE SUPPLY GROUND 32 15 31 5 42 43 TP SIG RETURN TP SIG VOLTAGE SUPPLY THROTTLE ACT THROTTLE ACT 5 6 GROUND GROUND A/T ANTI-THEFT SYSTEM BLK WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BRAKELIGHT SWITCH (UNDER LEFT SIDE OF DASH) BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/VIO WIRE BRN/WHT WIRE CAN (-) CAN (+) CLUTCH SWITCH MODULE (IF EQUIPPED) COMPUTER DATA LINES SYSTEM DIAG TXD CAN (+) CAN (-) 36 37 DIGITAL MOTOR ELECTRONICS (DME) CONTROL UNIT (LEFT REAR OF ENGINE COMPT) ELECTRIC THROTTLE ACTUATOR ENGINE ELECTRONICS FUSE CARRIER FUSE GRY WIRE GRY/WHT WIRE HOT IN ACC, RUN OR START HOT W/ DME RELAY ENERGIZED LEFT MULTIFUNCTION STEERING WHEEL M/T NCA WIRE PEDAL POSITION SENSOR POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/WHT/YEL WIRE RIGHT MULTIFUNCTION STEERING WHEEL TRANSMISSION CONTROL UNIT VIO WIRE VIO/YEL WIRE VOLUTE SPRING WHT WIRE WHT/GRN WIRE WHT/RED/YEL WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE

ANTI-LOCK BRAKES SYSTEM BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/BRN/YEL WIRE BLU/GRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM EXTERIOR LIGHTS SYSTEM (BACK-UP LAMPS CIRCUIT) FOG FUSE GRN/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HAZARD WARNING/ CENTRAL LOCKING SWITCH HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM INTERIOR LIGHTS SYSTEM HOT AT ALL TIMES HOT IN ACC RUN AND START HOT IN RUN AND START K-BUS SIG FRONT LOAD SENS LEFT FRONT TURN SIGNAL REPEATER LEFT HEAD- LIGHT LEFT INNER TAIL- LIGHT LIGHT SWITCH CLUSTER POWER DISTRIBUTION (RIGHT SIDE OF DASH) FUSE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE REVERSE RIGHT FRONT TURN SIGNAL REPEATER RIGHT HEAD- LIGHT RIGHT INNER TAIL LIGHT TURN VIO/YEL WIRE W/ XENON HEADLIGHTS W/O XENON HEADLIGHTS WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED/YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED 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/BRN/YEL WIRE BLU/GRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM EXTERIOR LIGHTS SYSTEM ANTI-LOCK BRAKES SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM FUSE 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 HOT AT ALL TIMES HOT IN ACC RUN AND START HOT IN RUN AND START INTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM K-BUS SIG FRNT LOAD SENS SIG LEFT HIGH BEAM HEIGHT CONTROL STEPPER MOTOR LIGHT SWITCH CLUSTER LOAD SENSOR POWER DISTRIBUTION (RIGHT SIDE OF DASH) RAIN/HEADLIGHT SENSOR RED/GRN WIRE RED/VIO WIRE RIDE HEIGHT SENSOR RIGHT HIGH BEAM HEIGHT CONTROL STEPPER MOTOR VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED/YEL WIRE WIPER/ WASHER SYSTEM YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE

AIR DISTRIBUTION FLAP MOTOR BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLOWER MOTOR BLOWER OUTPUT STAGE (RIGHT SIDE OF DASH) BLU WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DEFROSTER FLAP MOTOR EVAPORATIVE TEMPERATURE SENSOR FUSE GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HEATING, A/C SYSTEM HOT AT ALL TIMES HOT IN RUN, START LEFT FRESH AIR/ RECIRCULATED AIR FLAP MOTOR MIX AIR TEMPERATURE SENSOR NCA WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/BLU WIRE RED/GRY WIRE RED/VIO/YEL WIRE RIGHT FRESH AIR/ RECIRCULATED AIR FLAP MOTOR VENTILATION FLAP MOTOR VIO WIRE WATER VALVE WHT WIRE WHT/RED/YEL WIRE YEL WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 IGN COIL 5 A/C SYSTEM ABS SYSTEM ANTI-THEFT SYSTEM BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/RED/YEL 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 SENSOR GRD SENSOR SIG COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRUISE CONTROL SYSTEM DIGITAL MOTOR ELECTRONICS (DME) CONTROL UNIT (LEFT REAR OF ENGINE COMPT) E-BOX FAN EXHAUST FLAP FUEL PUMP RELAY GRN/VIO WIRE GRY/VIO WIRE IGN COIL 3 GROUND IGN COIL 1 IGN COIL 2 IGN COIL 4 IGN COIL 6 IGNITION COILS LEAK DIAG SIG AIR PMP RLY ELECTRIC FAN AIR MAS METR NCA WIRE OBD SOCKET OUTLET TEMPERATURE SENSOR PDL POS GRD PDL POS SIG PDL POS VOLT AIR MAS METR PED POS GRD PDL POS SIG PDL PSO VOLT FUEL PMP RLY RED WIRE RED/VIO WIRE RED/WHT WIRE RR SPD SIG CLUTCH SIG BRAKE LGT SIG SECONDARY AIR HOT-FILM AIR MASS METER SECONDARY AIR INJECTION PUMP SECONDARY AIR PUMP RELAY SPEED SIG EXH FLAP E-BOX FAN LEAK DIAG SIG TERM 15 STEERING SW BRAKE LGT SIG COMP CNTRL LEAK DIAG SIG TXD SIG IMMOB SIG WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE