BMW 3 series F30/F31 (2011-2015) accumulator management electronics Wiring diagrams

1 4 BUS SIG BUS SIG 10 9 PT CAN L PT CAN H 2 47 48 45 44 8 7 46 2 47 48 44 43 BUS SIG BUS SIG BUS SIG 21 22 16 3 4 BUS SIG BUS SIG 28 13 PT CAN H PT CAN L 3 2 PT CAN H PT CAN L 3.0L TURBO HYBRID 32 33 S CAN H S CAN L 6 3 S CAN L S CAN H 7 6 (OR PNK) WIRE 9 10 4 WAKE-UP ACCUMULATOR MANAGEMENT ELECTRONICS ACTIVE CHASSIS CONTROL BLK WIRE BLK/BRN WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/YEL WIRE BUS SIG BUS SIG CAMERA-BASED DRIVER ASSISTANCE SYSTEM CRASH SAFETY MODULE (REAR OF CENTER CONSOLE) DIAGNOSIS SOCKET DIAGNOSIS SOCKET TERMINATING RESISTOR DYNAMIC STABILITY CONTROL (DSC) (LEFT REAR OF ENGINE COMPT) ELECTRICAL MACHINE ELECTRONICS (UNDER LEFT FRONT OF VEHICLE) ELECTROMECHANICAL POWER STEERING (ON STEERING RACK) ELECTRONICS TRANSMISSION CONTROL MODULE (INSIDE BOTTOM OF TRANSMISSION) FUEL PUMP CONTROL (EKPS) (RIGHT REAR PASSENGER COMPT) 3 2 PT CAN H PT CAN L GEAR SELECTOR SWITCH GRN WIRE GRN/RED WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE INTEGRATED CHASSIS MANAGEMENT (UNDER CENTER CONSOLE) LEFT REVERSIBLE ELECTROMOTIVE AUTOMATIC REEL ORG/ WIRE PNK 11 12 13 14 15 16 17 18 19 20 21 WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/RED WIRE PT CAN H PT CAN L PT CANH PT CANL RED WIRE RED/BLU WIRE RIGHT REVERSIBLE ELECTROMOTIVE AUTOMATIC REEL STARTER/ ALTERNATOR ELECTRONICS TRANSFER BOX (BOTTOM REAR OF TRANSFER CASE) WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/GRN WIRE

1 4 BUS SIG BUS SIG 10 9 PT CAN L PT CAN H 2 47 48 45 44 8 7 46 2 47 48 44 43 BUS SIG BUS SIG BUS SIG 21 22 16 3 4 BUS SIG BUS SIG 28 13 PT CAN H PT CAN L 3 2 PT CAN H PT CAN L 3.0L TURBO HYBRID 32 33 S CAN H S CAN L 6 3 S CAN L S CAN H 7 6 (OR PNK) WIRE 9 10 4 WAKE-UP ACCUMULATOR MANAGEMENT ELECTRONICS ACTIVE CHASSIS CONTROL BLK WIRE BLK/BRN WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/YEL WIRE BUS SIG BUS SIG CAMERA-BASED DRIVER ASSISTANCE SYSTEM CRASH SAFETY MODULE (REAR OF CENTER CONSOLE) DIAGNOSIS SOCKET DIAGNOSIS SOCKET TERMINATING RESISTOR DYNAMIC STABILITY CONTROL (DSC) (LEFT REAR OF ENGINE COMPT) ELECTRICAL MACHINE ELECTRONICS (UNDER LEFT FRONT OF VEHICLE) ELECTROMECHANICAL POWER STEERING (ON STEERING RACK) ELECTRONICS TRANSMISSION CONTROL MODULE (INSIDE BOTTOM OF TRANSMISSION) FUEL PUMP CONTROL (EKPS) (RIGHT REAR PASSENGER COMPT) 3 2 PT CAN H PT CAN L GEAR SELECTOR SWITCH GRN WIRE GRN/RED WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE INTEGRATED CHASSIS MANAGEMENT (UNDER CENTER CONSOLE) LEFT REVERSIBLE ELECTROMOTIVE AUTOMATIC REEL ORG/ WIRE PNK 11 12 13 14 15 16 17 18 19 20 21 WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/RED WIRE PT CAN H PT CAN L PT CANH PT CANL RED WIRE RED/BLU WIRE RIGHT REVERSIBLE ELECTROMOTIVE AUTOMATIC REEL STARTER/ ALTERNATOR ELECTRONICS TRANSFER BOX (BOTTOM REAR OF TRANSFER CASE) WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/GRN WIRE

13 28 PT-CAN BUS SIG PT-CAN BUS SIG 17 35 BSD BUS SIG SPLY PUMP 2.0L TWIN 25 54 TEMP SENS TEMP SENS SIG 3.0L TWIN 46 37 SPLY MAP MAP THERMOSTAT ACCUMULATOR MANAGEMENT ELECTRONICS AUXILIARY WATER PUMP (LEFT REAR OF BLK/GRN WIRE BLK/GRY WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE CHARACTERISTIC MAP THERMOSTAT (REAR OF ENGINE) COMPUTER DATA LINES SYSTEM CUT-OUT RELAY ELEC FAN ELECTRIC COOLANT PUMP (REAR OF ENGINE) ELECTRIC COOLANT PUMP 2 ELECTRIC FAN (FRONT OF ENGINE COMPT) ELECTRIC FAN CUT OUT RELAY ELECTRIC FAN CUT OUT RELAY (RIGHT PLENUM CHAMBER E-BOX) ELECTRICAL MACHINE ELECTRONICS (UNDER LEFT FRONT ENGINE COMPT) ENGINE CONTROLS SYSTEM FAN 400, 600 WATT 2.0L TURBO EXCEPT SULEV 2.0L TURBO SULEV 5 6 FRONT REFRIGERANT SHUT-OFF VALVE FUSE FUSE 29 FUSE 33 GRN WIRE HOT AT ALL TIMES HOT AT ALL TIMES POWER DISTRIBUTION BOX FUSE HOT W/ OF VEHICLE) RED WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE REFRIGERANT SHUT-OFF VALVE (HIGH VOLTAGE BATTERY) RELAY ENERGIZED RELAY ENERGIZED FRONT POWER DISTRIBUTION BOX (RIGHT REAR OF ENGINE COMPT) SHUTOFF VALVE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE

13 28 PT-CAN BUS SIG PT-CAN BUS SIG 17 35 BSD BUS SIG SPLY PUMP 2.0L TWIN 25 54 TEMP SENS TEMP SENS SIG 3.0L TWIN 46 37 SPLY MAP MAP THERMOSTAT ACCUMULATOR MANAGEMENT ELECTRONICS AUXILIARY WATER PUMP (LEFT REAR OF BLK/GRN WIRE BLK/GRY WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE CHARACTERISTIC MAP THERMOSTAT (REAR OF ENGINE) COMPUTER DATA LINES SYSTEM CUT-OUT RELAY ELEC FAN ELECTRIC COOLANT PUMP (REAR OF ENGINE) ELECTRIC COOLANT PUMP 2 ELECTRIC FAN (FRONT OF ENGINE COMPT) ELECTRIC FAN CUT OUT RELAY ELECTRIC FAN CUT OUT RELAY (RIGHT PLENUM CHAMBER E-BOX) ELECTRICAL MACHINE ELECTRONICS (UNDER LEFT FRONT ENGINE COMPT) ENGINE CONTROLS SYSTEM FAN 400, 600 WATT 2.0L TURBO EXCEPT SULEV 2.0L TURBO SULEV 5 6 FRONT REFRIGERANT SHUT-OFF VALVE FUSE FUSE 29 FUSE 33 GRN WIRE HOT AT ALL TIMES HOT AT ALL TIMES POWER DISTRIBUTION BOX FUSE HOT W/ OF VEHICLE) RED WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE REFRIGERANT SHUT-OFF VALVE (HIGH VOLTAGE BATTERY) RELAY ENERGIZED RELAY ENERGIZED FRONT POWER DISTRIBUTION BOX (RIGHT REAR OF ENGINE COMPT) SHUTOFF VALVE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE

2.0L TWIN TURBO 3.0L TWIN TURBO A/C COMPRESSOR ACCUMULATOR MANAGEMENT ELECTRONICS ALL-ROUND VISION BASE CAMERA PLATE BLK WIRE BRN WIRE BRN/BLK WIRE CONNECTION 1 CONNECTOR PREPARATION FOR ACCIDENT DATA RECORDER CONTACT FREE TAILGATE OPENING EVALUATION ELECTRONICS DC/DC CONVERTER DIGITAL MOTOR ELECTRONICS DIGITAL TWO-WAY RADIO ELECTRIC COOLANT PUMP ELECTRICAL RIGHT B-PILLAR EXHAUST LIGHTING FLAP ELECTRO- MECHANICAL POWER STEERING ELECTRONIC DAMPER CONTROL ELECTRONIC TRANSMISSION CONTROL FRONT PASSENGER SEAT BELT EXTENDER CONTROLLER HEAD HIFI AMPLIFIER IGNITION COIL CYLINDER 1 IGNITION COIL CYLINDER 2 INFOTAINMENT FAN LEFT LIGHTING FULLY B-PILLAR AUTOMATIC TOWING HITCH LEFT OUTER TAIL LIGHT LEFT REAR INTERIOR LIGHT LEFT REVERSIBLE ELECTROMOTIVE ELECTRICALLY MOTORIZED REEL NCA WIRE REAR DRIVER'S REAR SIDE ENTRY DRIVER'S SIDE LIGHT DOOR PANEL LIGHTING REAR ELECTRONIC MODULE REAR FUSE HOLDER REAR INTERIOR LIGHT REAR PASSENGER SIDE DOOR REAR LOCK PASSENGER SIDE ENTRY LIGHT REAR WINDOW DEFOGGER REJECTER CIRCUIT REVERSE GEAR SWITCH RIGHT OUTER TAIL LIGHT TELEMATIC DVD COMMUNICATION UNIT CHANGER BOX TOP HIFI AMPLIFIER TRAILER SOCKET SWITCH TRANSFER BOX TYRE PRESSURE CONTROL VIDEO MODULE W/ INTERIOR LIGHT PACKAGE W/O INTERIOR LIGHT PACKAGE W/ OPTIONAL EXTRAS

2.0L TWIN TURBO 3.0L TWIN TURBO A/C COMPRESSOR ACCUMULATOR MANAGEMENT ELECTRONICS ALL-ROUND VISION BASE CAMERA PLATE BLK WIRE BRN WIRE BRN/BLK WIRE CONNECTION 1 CONNECTOR PREPARATION FOR ACCIDENT DATA RECORDER CONTACT FREE TAILGATE OPENING EVALUATION ELECTRONICS DC/DC CONVERTER DIGITAL MOTOR ELECTRONICS DIGITAL TWO-WAY RADIO ELECTRIC COOLANT PUMP ELECTRICAL RIGHT B-PILLAR EXHAUST LIGHTING FLAP ELECTRO- MECHANICAL POWER STEERING ELECTRONIC DAMPER CONTROL ELECTRONIC TRANSMISSION CONTROL FRONT PASSENGER SEAT BELT EXTENDER CONTROLLER HEAD HIFI AMPLIFIER IGNITION COIL CYLINDER 1 IGNITION COIL CYLINDER 2 INFOTAINMENT FAN LEFT LIGHTING FULLY B-PILLAR AUTOMATIC TOWING HITCH LEFT OUTER TAIL LIGHT LEFT REAR INTERIOR LIGHT LEFT REVERSIBLE ELECTROMOTIVE ELECTRICALLY MOTORIZED REEL NCA WIRE REAR DRIVER'S REAR SIDE ENTRY DRIVER'S SIDE LIGHT DOOR PANEL LIGHTING REAR ELECTRONIC MODULE REAR FUSE HOLDER REAR INTERIOR LIGHT REAR PASSENGER SIDE DOOR REAR LOCK PASSENGER SIDE ENTRY LIGHT REAR WINDOW DEFOGGER REJECTER CIRCUIT REVERSE GEAR SWITCH RIGHT OUTER TAIL LIGHT TELEMATIC DVD COMMUNICATION UNIT CHANGER BOX TOP HIFI AMPLIFIER TRAILER SOCKET SWITCH TRANSFER BOX TYRE PRESSURE CONTROL VIDEO MODULE W/ INTERIOR LIGHT PACKAGE W/O INTERIOR LIGHT PACKAGE W/ OPTIONAL EXTRAS