BMW 1 series F20/F21 (2011-2015) power distribution system Wiring diagrams

ANTI- THEFT ALARM LED BLK/RED WIRE BRN WIRE COMPUTER DATA LINES SYSTEM COUPE DRIVER'S DOOR MICROWAVE SENSOR ELECTROCHROMIC INTERIOR REAR VIEW MIRROR GRN WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/GRN WIRE HOT AT ALL TIMES FUSE JUNCTION BOX (UNDER RIGHT SIDE OF DASH) ORG/GRN WIRE PASSENGER'S DOOR MICROWAVE SENSOR POWER DISTRIBUTION SYSTEM RED/BLK WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RIGHT REAR MICROWAVE SENSOR TRUNK LID CENTRAL LOCKING DRIVE (ON REAR COMPARTMENT LID) WHT/BRN WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 (18-21 PINS NOT USED) 22 ANTENNA DIVERSITY (IF EQUIPPED) AUX-IN CONNECTION BLK WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CD CHANGER (LEFT SIDE OF REAR COMPT) COMPUTER DATA LINES SYSTEM CONTROLLER FM ANTENNA ANTENNA 2 (CONVERTIBLE) (CONVERTIBLE) FUSE FUSE 18 SIDE OF DASH) GRN WIRE GRY/RED WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT LEFT FRONT MID-RANGE SPEAKER LEFT MICROPHONE (W/ HANDS FREE) LEFT REAR MID-RANGE SPEAKER LEFT SUBWOOFER MOST DATA BUS CIRCUIT NCA WIRE ORG/GRN WIRE POWER DISTRIBUTION SYSTEM RADIO REAR WINDOW AERIAL (COUPE) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT FRONT MID-RANGE SPEAKER RIGHT REAR MID-RANGE SPEAKER RIGHT SUBWOOFER ROOF ANTENNA SATELLITE RECEIVER (LEFT SIDE OF REAR COMPT) SDARS ANTENNA (CONVERTIBLE) FM ANTENNA 3 (CONVERTIBLE) TELEPHONE RETROFIT PACKAGES CONNECTOR TELEPHONE TRANSCEIVER (CENTER OF REAR COMPT) VIO WIRE W/O SATELLITE RECEIVER W/ SATELLITE RECEIVER WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ELECTRONICS JUNCTION BOX FRONT INTERIOR LIGHT FUSE 25 FUSE 41 FUSE 62 FUSE 7 FUSE 77 FUSE 81 FUSE 86 FUSE 84 GLOVE COMPARTMENT LIGHT GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE HOT AT ALL TIMES HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) HOT IN ON OR START HOT W/ TERMINAL INTERIOR LIGHTS LEFT FRONT MAKE UP MIRROR SWITCH LEFT FRONT MAKE- UP MIRROR LIGHT MAP READING LIGHT ORG/GRN WIRE POWER DISTRIBUTION SYSTEM REAR INTERIOR LIGHT RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT FRONT MAKE UP MIRROR SWITCH RIGHT FRONT MAKE- UP MIRROR LIGHT RIGHT LUGGAGE COMPARTMENT LIGHT ROOF FUNCTION CONTROL CENTER TOP LIGHTS TRUNK LID CENTRAL LOCKING DRIVE (ON REAR COMPT LID) VIO WIRE WHT WIRE YEL WIRE

BLK WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) (CONVERTIBLE) COUPE CONVERTIBLE ELECTROCHROMIC INTERIOR REAR VIEW MIRROR FUSE 25 FUSE 62 FUSE 63 FUSE 7 GRN WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ HOT W/ TERMINAL 15 RELAY ENERGIZED JUNCTION BOX (UNDER RIGHT SIDE OF DASH) POWER DISTRIBUTION SYSTEM RED WIRE RELAY ENERGIZED ROOF FUNCTION CONTROL CENTER SIREN W/ TILT ALARM SENSOR VIO WIRE WHT WIRE YEL WIRE

29 27 48 31 26 49 45 46 SPLY GND SIG SPLY GND SIG K-BUS SIG K-BUS SIG BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/RED WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) FRONT RIDE HEIGHT SENSOR (BEHIND LEFT FRONT WHEEL) FUSE 65 GRN WIRE GRN/RED WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/WHT WIRE HOT W/ TERMINAL JUNCTION BOX LONGITUDINAL DYNAMICS MANAGEMENT (LEFT SIDE OF DASH) ORG/GRN WIRE POWER DISTRIBUTION SYSTEM REAR RIDE HEIGHT SENSOR (FRONT OF RIGHT REAR WHEEL) RED WIRE RED/YEL WIRE WHT WIRE YEL WIRE

AMPLIFIER (LEFT SIDE OF ANTENNA DIVERSITY (IF EQUIPPED) BLK WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/ORG WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CONTROLLER COUPE CONVERTIBLE DASH) FM ANTENNA 2 ANTENNA (CONVERTIBLE) (CONVERTIBLE) FM ANTENNA 3 (CONVERTIBLE) FUSE FUSE 15 GRN WIRE GRY WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF LEFT FRONT MID-RANGE SPEAKER LEFT FRONT TWEETER LEFT REAR HI-RANGE SPEAKER LEFT SIDE TRIM PANEL MID-RANGE SPEAKER LEFT SUBWOOFER NCA WIRE ORG/GRN WIRE POWER DISTRIBUTION SYSTEM REAR COMPT) REAR WINDOW ANTENNA (COUPE) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT FRONT MID-RANGE SPEAKER RIGHT FRONT TWEETER RIGHT REAR HI-RANGE SPEAKER RIGHT SIDE TRIM PANEL MID-RANGE SPEAKER RIGHT SUBWOOFER VIO WIRE W/ AUTOMATIC START/STOP FUNCTION W/O AUTOMATIC START/STOP FUNCTION WHT WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE

AUX-IN CONNECTION BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRN WIRE BRN/ORG WIRE CD CHANGER (LEFT SIDE OF COMPUTER DATA LINES SYSTEM CONTROLLER COUPE FUSE 14 FUSE 18 FUSE 19 FUSE 27 GRN WIRE GRY/RED WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT MICROPHONE MOST DATA BUS CIRCUIT NCA WIRE ORG/GRN WIRE POWER DISTRIBUTION SYSTEM RADIO REAR COMPT) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RELAY ENERGIZED ROOF ANTENNA SATELLITE RECEIVER (LEFT SIDE OF REAR COMPT) SDARS ANTENNA (CONVERTIBLE) VIO WIRE W/ ANTENNA DIVERSITY W/ AUTOMATIC START/STOP FUNCTION W/O AUTOMATIC START/STOP FUNCTION W/O ANTENNA DIVERSITY W/O SATELLITE SATELLITE RECEIVER RECEIVER W/O W/ SATELLITE SATELLITE RECEIVER RECEIVER WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

AMPLIFIER (LEFT SIDE OF ANTENNA DIVERSITY (IF EQUIPPED) BLK WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/ORG WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CONTROLLER COUPE CONVERTIBLE DASH) FM ANTENNA 2 ANTENNA (CONVERTIBLE) (CONVERTIBLE) FM ANTENNA 3 (CONVERTIBLE) FUSE FUSE 15 GRN WIRE GRY WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF LEFT FRONT MID-RANGE SPEAKER LEFT FRONT TWEETER LEFT REAR HI-RANGE SPEAKER LEFT SIDE TRIM PANEL MID-RANGE SPEAKER LEFT SUBWOOFER NCA WIRE ORG/GRN WIRE POWER DISTRIBUTION SYSTEM REAR COMPT) REAR WINDOW ANTENNA (COUPE) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT FRONT MID-RANGE SPEAKER RIGHT FRONT TWEETER RIGHT REAR HI-RANGE SPEAKER RIGHT SIDE TRIM PANEL MID-RANGE SPEAKER RIGHT SUBWOOFER VIO WIRE W/ AUTOMATIC START/STOP FUNCTION W/O AUTOMATIC START/STOP FUNCTION WHT WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE

BRN/BLK WIRE BRN/BLU WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM FUSE GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE HOT W/ TERMINAL 15 RELAY ENERGIZED JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT FRONT CENTER ULTRASONIC SENSOR (LEFT SIDE OF FRONT BUMPER) LEFT FRONT ULTRASONIC SENSOR (LEFT END OF FRONT BUMPER) LEFT REAR CENTER ULTRASONIC SENSOR (LEFT SIDE OF REAR BUMPER) LEFT REAR ULTRASONIC SENSOR (LEFT END OF REAR BUMPER) ORG/GRN WIRE PARK DISTANCE CONTROL (PDC) (RIGHT SIDE OF REAR COMPT) POWER DISTRIBUTION SYSTEM RIGHT REAR CENTER ULTRASONIC SENSOR (RIGHT SIDE OF REAR BUMPER) RIGHT REAR ULTRASONIC SENSOR (RIGHT END OF REAR BUMPER) WHT WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE

ANTI- THEFT ALARM LED BLK/RED WIRE BRN WIRE COMPUTER DATA LINES SYSTEM COUPE DRIVER'S DOOR MICROWAVE SENSOR ELECTROCHROMIC INTERIOR REAR VIEW MIRROR GRN WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/GRN WIRE HOT AT ALL TIMES FUSE JUNCTION BOX (UNDER RIGHT SIDE OF DASH) ORG/GRN WIRE PASSENGER'S DOOR MICROWAVE SENSOR POWER DISTRIBUTION SYSTEM RED/BLK WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RIGHT REAR MICROWAVE SENSOR TRUNK LID CENTRAL LOCKING DRIVE (ON REAR COMPARTMENT LID) WHT/BRN WIRE