Heated steering wheel circuit, sedan for BMW 3 series F30/F31 (2011-2015)

2 1 M+ M- 4 3 2 1 LHZ+ T LHZ+ T LHZ- LHZ- BLK WIRE BLU/GRN WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC STEERING WHEEL MODULE FANFARE HORN BUTTON FRONT POWER DISTRIBUTION BOX (RIGHT REAR OF ENGINE COMPT) FUSE 48 LEFT SHIFT PADDLE LEFT STEERING WHEEL MULTI-FUNCTION SWITCH BLOCK NCA WIRE PWM BFI GND RED WIRE RED/BLK WIRE RELAY ENERGIZED RIGHT SHIFT PADDLE RIGHT STEERING WHEEL MULTI-FUNCTION SWITCH BLOCK STEERING COLUMN SWITCH CLUSTER STEERING WHEEL HEATER STEERING WHEEL HEATING SWITCH VIBRATION ACTIVATOR