BMW 7 series F01/F02 facelift (2012-2015) driver's lumbar support valve block (on left front passenger's seat back) Wiring diagrams

1 2 3 GND PWR SPLY BUS SIG 1 2 4 PWR SPLY BUS SIG GND 4 5 6 7 8 BUS SIG BUS SIG BUS SIG PWR SPLY GND BLK/BLU WIRE BLK/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER ACTIVE SEAT PRESSURE DISTRIBUTOR DRIVER'S DOOR SEAT SWITCH CLUSTER DRIVER'S LUMBAR SUPPORT VALVE BLOCK (ON LEFT FRONT PASSENGER'S SEAT BACK) DRIVER'S SEAT MODULE (UNDER DRIVER'S SEAT) DRIVER'S SIDE SEAT ADJUSTMENT SWITCH CLUSTER FUSE FUSE FUSE GRN WIRE GRY/WHT WIRE GRY/YEL WIRE JUNCTION BOX (RIGHT SIDE OF DASH) ORG/GRN WIRE PASSENGER ACTIVE SEAT PRESSURE DISTRIBUTOR PASSENGER'S DOOR SEAT SWITCH CLUSTER PASSENGER'S SEAT MODULE (UNDER FRONT PASSENGER'S SEAT) PASSENGER'S SIDE SEAT ADJUSTMENT SWITCH CLUSTER RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/WHT WIRE RELAY ENERGIZED VALVE 1 VALVE 2 VALVE 3 VALVE 4 WHT/BLU WIRE WHT/BRN WIRE WHT/BRN/YEL WIRE WHT/YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

1 2 3 GND PWR SPLY BUS SIG 4 5 6 7 8 BUS SIG BUS SIG BUS SIG PWR SPLY GND BLK/BLU WIRE BLK/YEL WIRE BRN WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM DRIVER'S LUMBAR SUPPORT VALVE BLOCK (ON LEFT FRONT PASSENGER'S SEAT BACK) DRIVER'S SEAT MODULE (UNDER DRIVER'S SEAT) DRIVER'S SIDE SEAT ADJUSTMENT SWITCH CLUSTER DRIVER'S SIDE SEAT LUMBAR SUPPORT DRIVE (BOTTOM OF DRIVER'S SEAT BACK) FUSE FUSE FUSE GRN WIRE GRY/WHT WIRE JUNCTION BOX (RIGHT SIDE OF DASH) NCA WIRE ORG/GRN WIRE PASSENGER'S SEAT BACK) PASSENGER'S SEAT MODULE (UNDER FRONT PASSENGER'S SEAT) PASSENGER'S SIDE LUMBAR SUPPORT VALVE BLOCK (ON RIGHT FRONT PASSENGER'S SIDE SEAT ADJUSTMENT SWITCH CLUSTER RED WIRE RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE RELAY ENERGIZED VALVE 1 VALVE 2 VALVE 3 VALVE 4 WHT/BLU WIRE WHT/YEL WIRE