BMW X3 E83 (2003-2006) (below driver's seat) Wiring diagrams

2007 EARLY PRODUCTION BLK WIRE BLU WIRE BRN WIRE DRIVER'S LUMBAR SUPPORT MOTOR DRIVER'S LUMBAR SUPPORT SWITCH DRIVER'S LUMBAR SUPPORT VALVE BLOCK (UNDER DRIVER'S SEAT) EXCEPT 2007 EARLY PRODUCTION FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES NCA WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE VIO WIRE WHT WIRE

2004 EARLY PRODUCTION BLK WIRE BLK/BLU WIRE BLK/GRN 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 EXCEPT 2004 EARLY PRODUCTION FUSE GENERAL MODULE CONTROL UNIT (RIGHT SIDE OF DASH) GRN WIRE GRN/YEL WIRE GRY WIRE HEADLIGHT WASHER PUMP HEADLIGHT WASHER RELAY HEATED WASHER NOZZLES THERMAL SWITCH HOT AT ALL TIMES HOT IN RUN OR START HOT IN RUN, ACCY AND LEFT HEATED WASHER NOZZLE NCA WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) RAIN/HEADLIGHT SENSOR (TOP CENTER OF WINDSHIELD) (IF EQUIPPED) RED WIRE RED/GRY WIRE RIGHT HEATED WASHER NOZZLE VIO WIRE VIO/WHT WIRE WHT WIRE WHT/RED/YEL WIRE WIND- SHIELD WASHER PUMP (RIGHT SIDE OF ENGINE COMPT) WINDSHIELD WIPER RELAY WIPER MOTOR WIPER SWITCH YEL WIRE

BLU WIRE BRN WIRE CENTER CONSOLE SWITCH CENTER COMPUTER DATA LINES SYSTEM DRIVER'S SEAT BACKREST HEATING DRIVER'S SEAT CUSHION HEATING FUSE GRN WIRE GRN/BLU/YEL WIRE GRN/VIO WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN RUN OR START HOT IN START, RUN OR ACC PASSENGER'S SEAT BACKREST HEATING PASSENGER'S SEAT CUSHION HEATING POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/VIO WIRE VIO WIRE VIO/BLU WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED/YEL WIRE YEL WIRE

BRN WIRE DRIVER'S DOOR MODULE DRIVER'S SIDE OUTSIDE MIRROR FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES NCA WIRE PASSENGER'S SIDE OUTSIDE MIRROR POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE

BLK WIRE BLU WIRE BRN WIRE DRIVER'S DOOR MODULE DRIVER'S SIDE OUTSIDE MIRROR FUSE GRN WIRE HEATING HORIZ HOT IN RUN OR START NCA WIRE PASSENGER'S SIDE OUTSIDE MIRROR POWER DISTRIBUTION (RIGHT SIDE OF DASH) VERT VERT HORIZ WHT WIRE

BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM FUSE GLASS ROOF MOTOR (IN OVERHEAD CONSOLE) GRN/BRN WIRE GRN/RED WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE HOT AT ALL TIMES PANORAMA GLASS ROOF PANORAMA GLASS ROOF SWITCH POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/GRY WIRE VISOR MOTOR WHT/RED/YEL WIRE YEL/GRN WIRE YEL/WHT WIRE

BLK/GRN WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/YEL WIRE DRIVER'S DOOR MODULE DRIVER'S WINDOW MOTOR FUSE GENERAL MODULE CONTROL UNIT (RIGHT SIDE OF DASH) GRN WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT REAR DOOR POWER WINDOW SWITCH LEFT REAR DOOR WINDOW MOTOR PASSENGER'S DOOR POWER WINDOW SWITCH PASSENGER'S WINDOW MOTOR POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/GRN WIRE RIGHT REAR DOOR POWER WINDOW SWITCH RIGHT REAR DOOR WINDOW MOTOR W/O BASIC MIRROR W/ BASIC MIRROR WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE