Car Wiring Diagrams for Sport seats circuit for BMW Z4 E89 (2009-2013)

BLK WIRE BLU/BLK WIRE BRN WIRE DRIVER'S LUMBAR SUPPORT SWITCH DRIVER'S SEAT BACKREST WIDTH ADJUSTMENT SWITCH DRIVER'S SEAT BACKREST WIDTH ADJUSTMENT VALVE BLOCK DRIVER'S SEAT VACUUM PUMP FUSE 20 GRY WIRE GRY/BLK WIRE GRY/GRN WIRE JUNCTION BOX (RIGHT SIDE OF DASH) PASSENGER'S LUMBAR SUPPORT SWITCH PASSENGER'S SEAT BACKREST WIDTH ADJUSTMENT SWITCH PASSENGER'S SEAT BACKREST WIDTH ADJUSTMENT VALVE BLOCK PASSENGER'S SEAT VACUUM PUMP RED WIRE RED/BLK WIRE RELAY ENERGIZED