BMW 7 series E65/E66 (2001-2005) 4) secondary heating field Wiring diagrams

1) RAPID HEATING FIELD TEMPERATURE SENSOR 2) 3) RAPID HEATING FIELD SECONDARY HEATING FIELD TEMPERATURE SENSOR 4) SECONDARY HEATING FIELD 4-CIRCUIT SEAT HEATING BLK/BRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BUS SIG BUS SIG SPLY GND CENTER CONSOLE CONTROL CENTER COMPUTER DATA LINES SYSTEM DRIVER'S SEAT BACKREST HEATING DRIVER'S SEAT CUSHION HEATING DRIVER'S SEAT MODULE (2007: UNDER DRIVER'S SEAT) FRONT FUSE FUSE FUSE HOLDER (RIGHT SIDE OF DASH) GRN WIRE GRN/ORG WIRE HOT AT ALL TIMES LEFT FRONT SEAT CONTROL SWITCH NCA WIRE PASSENGER'S SEAT BACKREST HEATING PASSENGER'S SEAT CUSHION HEATING PASSENGER'S SEAT MODULE (2007: UNDER FRONT PASSENGER'S SEAT) REAR FUSE HOLDER (RIGHT REAR LUGGAGE COMPT) RED/BRN WIRE RED/YEL WIRE RIGHT FRONT SEAT CONTROL SWITCH

1 2 3 4 5 6 7 8 GND 1 2 3 4 5 6 7 8 GND GND 1) RAPID HEATING FIELD TEMPERATURE SENSOR 2) 3) RAPID HEATING FIELD SECONDARY HEATING FIELD TEMPERATURE SENSOR 4) SECONDARY HEATING FIELD BLK/BRN WIRE BLK/VIO WIRE BLU WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BUS SIG BUS SIG SPLY GND COMPUTER DATA LINES SYSTEM DRIVER'S SIDE REAR SEAT BACKREST HEATING DRIVER'S SIDE REAR SEAT CUSHION HEATING FUSE GRN WIRE GRN/ORG WIRE GRY/BLK WIRE GRY/RED WIRE HOT AT ALL TIMES LEFT REAR SEAT CONTROL SWITCH NCA WIRE PASSENGER'S SIDE REAR SEAT BACKREST HEATING PASSENGER'S SIDE REAR SEAT CUSHION HEATING REAR COMPARTMENT CENTER CONSOLE CONTROL CENTER REAR DRIVER'S SIDE SEAT MODULE (2007: RIGHT REAR OF REAR COMPT) REAR FUSE HOLDER (RIGHT REAR LUGGAGE COMPT) REAR PASSENGER'S SIDE SEAT MODULE (2007: RIGHT REAR OF REAR COMPT) RED/BRN WIRE RED/YEL WIRE RIGHT REAR SEAT CONTROL SWITCH WHT/GRY WIRE WHT/VIO WIRE YEL/GRY WIRE