BMW X3 E83 facelift (2006-2010) integrated supply module (ivm) Wiring diagrams

21 7 4 5 16 6 18 K-BUS TERM 30 RDC SIG LED DSC SIG HDC SW GND 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 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 MODULE (LEFT REAR ENGINE COMPT) DSC SENSOR (CENTER CONSOLE) DSC STEERING ANGLE SENSOR (UNDER LEFT SIDE OF DASH) DYNAMIC STABILITY CONTROL (DSC) (LEFT REAR ENGINE COMPT) FUSE GRN WIRE GROUND GRY WIRE GRY/BLK/YEL WIRE HDC IND HDC MODE BRAKE LIGHT RR WHL SPD TERM 87 LR WHL SPD HOT AT ALL TIMES HOT AT ALL TIMES POWER DISTRIBUTION (RIGHT SIDE OF DASH) FUSE HOT IN RUN OR ACC OR START HOT W/ DME RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL MODULE INTEGRATED SUPPLY MODULE (IVM) LEFT FRONT WHEEL SPEED SENSOR (FRONT OF LEFT FRONT WHEEL) LEFT REAR WHEEL SPEED SENSOR (RIGHT SIDE OF LEFT REAR WHEEL) LIGHT MODULE NAVIGATION SYSTEM (LEFT SIDE OF NCA WIRE PARK BRAKE SWITCH (REAR CENTER CONSOLE) REAR COMPT) RED WIRE RED/BLK WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RIGHT FRONT WHEEL SPEED SENSOR (TOP OF RIGHT FRONT WHEEL) RIGHT REAR WHEEL SPEED SENSOR (LEFT SIDE OF RIGHT REAR WHEEL) TELEPHONE TRANSCEIVER (LEFT SIDE OF VIO/YEL WIRE W/O NAVIGATION WHT/GRN WIRE WHT/GRY WIRE WHT/RED/YEL WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE

AUC SENSOR BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BRN WIRE COOLANT PRESSURE SENSOR (RIGHT FRONT WHEELWELL) DIGITAL MOTOR ELECTRONICS (DME) CONTROL MODULE (LEFT REAR ENGINE COMPT) ELECTRIC COOLANT PUMP ELECTRIC FAN ENGINE COOLANT TEMPERATURE SENSOR FUSE GRY WIRE HOT AT ALL TIMES HOT W/ DME RELAY ENERGIZED INTEGRATED SUPPLY MODULE (IVM) NCA WIRE ORG/ WIRE RED WIRE RED/BLU WIRE RED/VIO/YEL WIRE RED/WHT WIRE REFRIGERANT COMPRESSOR CONTROL VALVE (RIGHT FRONT OF ENGINE COMPT) SOLAR SENSOR VIO WIRE WHT WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

A/T BLU WIRE BRN WIRE ELECTROCHROMIC INTERIOR REAR VIEW MIRROR FUSE RIGHT SIDE OF DASH) GONG GRN WIRE HOT IN RUN OR START INSTRUMENT CLUSTER CONTROL MODULE INTEGRATED SUPPLY MODULE (IVM) LEFT BACK-UP LIGHT LEFT INNER TAIL- LIGHT NAVIGATION SYSTEM (LEFT SIDE OF REAR COMPT) POWER DISTRIBUTION REAR INTERMITTENT WIPE/WASH CONTROL MODULE (LIFTGATE) REVERSING LIGHT RELAY REVERSING LIGHT SWITCH (M/T) RIGHT BACK-UP LIGHT RIGHT INNER TAIL LIGHT TRAILER SOCKET TRANSMISSION CONTROL (A/T) (LEFT REAR OF ENGINE COMPT) W/O TRAILER MODULE W/ TRAILER MODULE WHT WIRE YEL WIRE

1 14 CAN (-) CAN (+) 16 9 12 CAN (-) CAN (+) K-BUS 21 16 17 14 DIAG TXD CAN (-) CAN (+) K-BUS 44 22 CAN (-) CAN (+) 48 9 LIN-BUS K-BUS 6 5 12 CAN (-) CAN (+) K-BUS 69 67 CAN (-) CAN (+) K-BUS BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN (-) CAN (+) CAN (-) CAN (+) DIAG TXD CD CHANGER CENTER CONSOLE SWITCH CENTER CENTRAL INFORMATION DISPLAY DIAG TXD DIAG TXD CAN (-) CAN (+) DIGITAL MOTOR ELECTRONICS (DME) CONTROL MODULE (LEFT REAR ENGINE COMP) DRIVER'S DRIVER'S SIDE OUTSIDE DOOR MIRROR MODULE DRIVER'S SEAT MEMORY DSC STEERING ANGLE SENSOR (UNDER LEFT SIDE OF DASH) DYNAMIC STABILITY CONTROL ELECTRONIC IMMOBILIZER (UNDER LEFT SIDE OF DASH) FUEL PUMP CONTROL (EKPS) FUSE 30 FUSE 43 GENERAL MODULE CONTROL UNIT (RIGHT SIDE OF DASH) GRN/BRN WIRE HEATING/AIR CONDITIONING SYSTEM HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT CLUSTER CONTROL MODULE INTEGRATED SUPPLY MODULE (IVM) K- BUS K- K- BUS BUS LIN BUS LIN- LIN- BUS BUS MULTIPLE RESTRAINT SYSTEM CONTROL MODULE (CENTER CONSOLE) NAVIGATION AMPLIFIER SYSTEM (LEFT SIDE OF (LEFT SIDE OF REAR COMPT) REAR COMPT) NCA WIRE OBD II SOCKET (LEFT SIDE OF LEFT FOOTWELL) PANORAMA GLASS ROOF PARK DISTANCE CONTROL (PDC) (CENTER OF REAR COMPT FLOOR BOARD) PASSENGER'S SIDE OUTSIDE MIRROR POWER DISTRIBUTION (RIGHT SIDE OF DASH) RADIO RAIN/HEADLIGHT SENSOR (TOP CENTER OF WINDSHIELD) RED WIRE RED/YEL WIRE RPM SIG SATELLITE RECEIVER (LEFT SIDE OF REAR COMPT) SEAT OCCUPANCY RECOGNITION (UNDER FRONT PASSENGER'S SEAT) K-BUS SERVOTRONIC (RIGHT SIDE OF DASH) TELEPHONE TRANSCEIVER (LEFT SIDE OF REAR COMPT) TERMINATING RESISTOR TERMINATING RESISTOR TXD TIRE PRESSURE CONTROL (RDC) TRANSMISSION CONTROL VIDEO MODULE (LEFT SIDE OF REAR COMPT) VOICE CONTROL SYSTEM (LEFT SIDE OF REAR COMPT) VOLUTE SPRING WHT WIRE WHT/RED WIRE WHT/RED/YEL WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

10 11 CAN (-) CAN (+) 2 3 4 5 6 VOLTAGE SUPPLY GROUND GROUND GROUND GROUND 36 38 37 14 15 16 TP SIG RETURN TP SIG VOLTAGE SUPPLY THROTTLE ACT THROTTLE ACT ACCELERATOR PEDAL MODULE ANTI-THEFT SYSTEM BLK WIRE BLK/BLU WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BRAKE LIGHT SWITCH (UNDER LEFT SIDE OF DASH) BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE CAN (-) CAN (+) CLUTCH SWITCH MODULE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SW DIGITAL MOTOR ELECTRONICS (DME) CONTROL MODULE (LEFT REAR ENGINE COMPT) ELECTRIC THROTTLE VALVE FUSE GRY WIRE HOT IN ACC, RUN OR START HOT W/ DME RELAY ENERGIZED INTEGRATED SUPPLY MODULE (IVM) FUSE INTEGRATED SUPPLY MODULE (IVM) LEFT MULTIFUNCTION STEERING WHEEL NCA WIRE ORG/ WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RIGHT MULTIFUNCTION STEERING WHEEL TRANSMISSION CONTROL (LEFT REAR OF ENGINE COMPT) VIO WIRE VIO/YEL WIRE VOLUTE SPRING WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED/YEL WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE

BRN WIRE BRN/ORG WIRE DME CONTROL MODULE (LEFT REAR ENGINE COMPT) E-BOX FAN FUSE HOT W/ DME RELAY 8 ENERGIZED INTEGRATED SUPPLY MODULE (IVM) NCA WIRE RED/WHT WIRE

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE CLUTCH SWITCH (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DIGITAL MOTOR ELECTRONIC CONTROL UNIT (LEFT REAR ENGINE COMPT) ELECTRONIC IMMOBILIZER (EWS) (UNDER LEFT SIDE OF DASH) EWS TOROIDAL COIL FUSE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR RUN OR START IGNITION SWITCH INSTRUMENT CLUSTER CONTROL MODULE INTEGRATED SUPPLY MODULE (IVM) LOCK POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/BLK WIRE RED/BLU WIRE RUN WIRE STARTER STARTING/ CHARGING SYSTEM TRANS SW SIG TRANSMISSION CONTROL (LEFT REAR OF ENG COMPT) VIO/YEL WIRE WHT WIRE WHT/RED/YEL WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 CAN L 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 TERM 15 ACC PDL GND ACC PDL (+) ACC PDL SIG ELEC FAN SIG ACC PDL SIG TD SIG AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/BRN WIRE BLU/RED WIRE BRK LGHT SIG EXH FLAP BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE CAN H VEH IMMOB SIG BRK LGHT SIG RR SPD SIG CLUTCH SW COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM ANTI-THEFT SYSTEM COOLING FANS SYSTEM CRANKSHAFT BREATHER HEATING 1 CRUISE CONTROL SYSTEM DIGITAL MOTOR ELECTRONICS CONTROL UNIT (LEFT REAR ENGINE COMPT) E-BOX SIG FUEL PUMP CONTROL (EKPS) FUEL TANK LEAKAGE DIAGNOSTIC MODULE FUSE GRN/BLU WIRE GRN/VIO WIRE GRY/VIO WIRE HOT AT ALL TIMES HOT AT ALL TIMES POWER DISTRIBUTION (RIGHT SIDE OF DASH) FUSE HOT IN ACC, RUN OR START HOT IN RUN OR START INTEGRATED SUPPLY MODULE (IVM) NCA WIRE ORG/ WIRE OXYGEN SENSOR 2 BEFORE CATALYTIC CONVERTER OXYGEN SENSOR BEFORE CATALYTIC CONVERTER OXYGEN SENSOR BEHIND CATALYTIC CONVERTER RED WIRE RED/VIO WIRE RED/WHT WIRE SENSOR GND SENSOR GND SENSOR SIG SENSOR SIG VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED/YEL WIRE WHT/VIO WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

ACCELERATOR PEDAL MODULE AIR MASS FLOW SENSOR ANTI-THEFT SYSTEM BLK/BLU WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE DISA CONTROLLER 1 DME RELAY E-BOX FAN EXHAUST FLAP CRANKSHAFT (LEFT SIDE SENSOR OF REAR COMPT) FUEL TANK VENT VALVE DISA CONTROLLER 2 FUSE FUSE FUSE GRY/VIO WIRE INTEGRATED SUPPLY MODULE (IVM) NCA WIRE OIL CONDITION SENSOR ORG/ WIRE RED WIRE RED/WHT WIRE STARTING/ CHARGING SYSTEM TO VVT RELAY (DIAGRAM 3 OF 4) VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRY WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

BLK/BLU WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BSD SIG CAN L COMPUTER DATA LINES SYSTEM CYLINDER CYLINDER 1-3 CYLINDER 4-6 CYLINDER CYLINDER DIGITAL MOTOR ELECTRONICS CONTROL UNIT (LEFT REAR ENGINE COMPT) DISA SIG DME RLY DOUBLE KNOCK SENSOR ELECTRIC THROTTLE VALVE FUEL INJECTORS FUEL INJECTORS RELAY FUEL TANK SIG FUSE HOT AT ALL TIMES INTAKE PIPE PRESSURE SENSOR INTEGRATED SUPPLY MODULE (IVM) NCA WIRE ORG/ WIRE RED WIRE SENSOR SENSOR GRD SENSOR SIG THROTTLE GRD THROTTLE SIG THROTTLE SPLY VARIABLE VALVE TIMING GEAR RELAY VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE YEL/WHT WIRE