Front heated seats circuit for BMW 7 series F01/F02 facelift (2012-2015)
Front heated seats circuit
1 2 3 4 VOLT SPLY GND BUS SIG BUS SIG
1 3 2 DR SEAT BACKREST DR SEAT BACKREST SIG TEMP SENS
1 3 2 PASS SEAT BACKREST PASS SEAT BACKREST SIG TEMP SENS
1 3 4 DR SEAT CUSHION SIG TEMP SENS DR SEAT CUSHION
1 3 4 PASS SEAT CUSHION SIG TEMP SENS PASS SEAT CUSHION
5 6 7 8 BUS SIG BUS SIG PWR SPLY GND
50 51 BUS SIG BUS SIG
7 6 5 8 PWR SPLY BUS SIG BUS SIG GND
7 8 BUS SIG BUS SIG
BRN WIRE
BRN/RED WIRE
CENTRAL GATEWAY MODULE (LOWER LEFT END OF DASH)
COMPUTER DATA LINES SYSTEM
DRIVER'S SEAT BACKREST HEATING ELEMENT
DRIVER'S SEAT CUSHION HEATING ELEMENT
DRIVER'S SEAT MODULE (UNDER DRIVER'S SEAT)
ELECTRONICS JUNCTION BOX
FUSE
FUSE FUSE
GRN WIRE
HEATING/AIR CONDITIONING SYSTEM
HOT W/ BI-STABLE RELAY ENERGIZED
JUNCTION BOX (RIGHT SIDE OF DASH)
NCA WIRE
ORG/GRN WIRE
PASSENGER'S SEAT BACKREST HEATING ELEMENT
PASSENGER'S SEAT CUSHION HEATING ELEMENT
PASSENGER'S SEAT MODULE (UNDER FRONT PASSENGER'S SEAT)
RED/BLU WIRE
RED/BRN WIRE
RED/GRN WIRE
RELAY ENERGIZED
W/ 2-CIRCUIT SEAT HEATING
W/ LUMBAR SUPPORT
W/O LUMBAR SUPPORT