BMW Z4 E89 facelift (2013-2017) Sport seats circuit

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 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