BMW 1 series E81/E82/E87/E88 facelift 2 (2011-2014) nca Wiring diagrams

3.OL 3.OL TWIN TURBO A/T AERIAL DIVERSITY (BOTTOM CENTER OF REAR WINDOW) ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRAKE LIGHT SWITCH (UNDER LEFT SIDE OF DASH) BRN WIRE BRN/BLK WIRE BRN/GRY WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) CLUTCH SWITCH MODULE (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM COUPE DC/DC CONVERTER DME CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) FUSE GRN WIRE GRN/BRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BRN WIRE HOOD CONTACT SWITCH (LEFT REAR OF ENGINE COMPT) HOT AT ALL TIMES INTERLCK SENS GROUND TERM 15 SIG TERM 15 SIG JUNCTION BOX (UNDER RIGHT SIDE OF DASH) FUSE M/T MULTIPLE RESTRAINT SYSTEM CONTROL UNIT NCA WIRE ORG/GRN WIRE RED WIRE RED/BLU WIRE RED/YEL WIRE RELAY REMOTE FBD CONTROL RECEIVER RECEIVER SEAT OCCUPANCY DETECTOR STARTING/CHARGING SYSTEM TCU TELE SIG LID CONTACT REAR LID SIG TERM 15 SIG TERM 15 SIG TERM R SIG TERM R SIG TERM R TERM R SIG TERMINAL TERMINAL 15 RELAY TRANS SIG TRANSMISSION CONTROL MODULE TRANSMISSIONS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO/BLU WIRE VIO/GRN WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE WAKE UP IMMOB SIG TERM 30 TERM 50 SIG ELEC STR + ELEC STR - GROUND K CAN L WHT WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE

1 2 3 4 5 6 STEERING SIG STEERING SIG STEERING SIG ACTIVE STEERING (BEHIND LEFT FRONT WHEEL) BLK WIRE BLK/BRN WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE CAN-BUS CAN-BUS COMPUTER DATA LINES SYSTEM ECO VALVE (UNDER STARTER) ECO VLV SIG SOL VLV ELECTRIC LOCK (ON STEERING MOTOR ASSEMBLY) FUSE 45 SIDE OF DASH) JUNCTION BOX (UNDER RIGHT NCA WIRE RED WIRE RED/BRN WIRE RED/GRN WIRE RELAY ENERGIZED STEERING GEAR (ON STEERING RACK ASSEMBLY) SUPPLY STEERING GND VIO/GRN WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BRN WIRE

ACTIVE STEERING (IF EQUIPPED) (BEHIND LEFT FRONT WHEEL) BLK/RED/WHT WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/ WHT WIRE BLU/BRN/YEL WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT/YEL WIRE BRAKE FLUID LEVEL SWITCH (LEFT REAR OF ENGINE COMPT) BRAKE LIGHT SWITCH (UNDER LEFT SIDE OF DASH) BRK FLD LVL BRK LIGHT LF BRK PAD BRN WIRE BRN/BLK WIRE BRN/GRN/YEL WIRE BRN/RED WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM COND WHL SPD F-CAN-LOW DSC SENS DME CONTROL UNIT (RIGHT REAR OF ENGINE COMPT) DSC SENSOR (UNDER DRIVER'S SEAT) DSC SENSOR 2 DYNAMIC STABILITY CONTROL (DSC) (LEFT REAR OF ENGINE COMPT) ELECTRONICS JUNCTION BOX F-CAN HIGH RF WHL OUT FUSE GRN/RED WIRE HAZARD WARNING SWITCH HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT FRONT WHEEL SPEED SENSOR (FRONT OF LEFT FRONT WHEEL) LEFT REAR WHEEL SPEED SENSOR (BEHIND LEFT REAR WHEEL) LF WHL OUT PT CAN LOW GROUND LF WHL SPD LF WHL SPD GROUND LR WHL SPD LR WHL SPD PARKING BRK DSC SENS RR BRK PAD NCA WIRE PARKING BRAKE WARNING SWITCH (UNDER CENTER CONSOLE) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT FRONT WHEEL SPEED SENSOR (FRONT OF RIGHT FRONT WHEEL) RIGHT REAR WHEEL SPEED SENSOR (BEHIND RIGHT REAR WHEEL) RR BRK PAD RR WHL OUT RF BRK PAD RR WHL SPD RR WHL SPD STEERING COLUMN SWITCH CLUSTER TELEPHONE TRANSCEIVER (CENTER OF REAR COMPT) TERMINAL 30 RF WHL SPD RF WHL SPD VIO/WHT WIRE W/ NAVIGATION (NOT USED) W/O NAVIGATION WAKE UP PT CAN HIGH WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

1 2 3 4 5 6 7 8 9 10 11 12 GND 1 2 3 4 5 6 7 8 9 10 11 12 GND CAN BUS SIG CAN BUS SIG 1 2 3 4 5 6 7 8 LIN BUS SIG STEPPER GND STEPPER SPLY SENS SIG 9 10 11 12 SENS GND A/C COMPRESSOR CONTROL VALVE (3.0L) AUC SENSOR (RIGHT REAR OF ENGINE COMPT) AUXILIARY WATER PUMP (LEFT REAR OF ENGINE COMPT) BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLOWER MOTOR (ON HVAC UNIT) BLOWER OUTPUT STAGE BLOWER SIG SENS GND BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CENTER CONSOLE SWITCH CENTER COMPUTER DATA LINES SYSTEM CONDENSATION SENSOR (CENTER OF WINDSHIELD) CONVERTIBLE TOP MODULE (BEHIND LEFT REAR SEAT) COOLANT PRESSURE SENSOR (RIGHT FRONT OF ENGINE COMPT) ELECTRONICS JUNCTION BOX EVAPORATOR TEMPERATURE SENSOR (ON HVAC UNIT) FUSE 6 FUSE 77 FUSE 88 GRN WIRE GRN/RED WIRE HEATING/AIR CONDITIONING SYSTEM (CENTER OF DASH, ABOVE RADIO) HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) HOT W/ HOT W/ TERMINAL 15 RELAY ENERGIZED MIXING AIR CONTROL NCA WIRE ORG/GRN WIRE RED WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RELAY ENERGIZED ROOF FUNCTION CONTROL CENTER SENS SIG SENS SIG SENS SIG SENS SPLY SOLAR SENSOR (TOP CENTER OF DASH) SW CENTER SIG SW CENTER SIG VENTILATION TEMPERATURE SENSOR (ON HVAC UNIT) WATER VALVE (LEFT SIDE OF AUXILIARY WATER PUMP) WHT WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE

1 2 CAN L CAN H 11 9 CAN H CAN L 13 9 16 WAKE UP CAN H CAN L 2 15 CAN L CAN H 2 6 CAN L CAN H 2 7 8 14 1 46 TD SIG CAN L CAN H CAN H CAN L WAKE UP 2 8 CAN L CAN H 3 2 CAN L CAN H 3.0L 3.0L TWIN TURBO 3.0L TWIN TURBO 3.0L 3.0L, 3.0L TWIN TURBO A/T 4 3 5 CAN H CAN L WAKE UP 4 3 CAN L CAN H 45 46 44 43 CAN L CAN H CAN H CAN L 5 6 CAN L CAN H ACTIVE STEERING (BEHIND LEFT FRONT WHEEL) BATTERY SENSOR (RIGHT SIDE OF REAR COMPT) BLK WIRE BLK/BLU WIRE BLU RED/ WIRE BLU WIRE BLU/RED WIRE BRN WIRE CAN L CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) CENTER ROOF FUNCTION CONTROL COMFORT ACCESS CONTROL MODULE (RIGHT SIDE OF REAR COMPT) CONTROLLER CONVERTIBLE TOP MODULE (BEHIND LEFT REAR SEAT) DME CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) DSC SENSOR (UNDER DRIVER'S SEAT) DSC SENSOR 2 DYNAMIC STABILITY CONTROL (DSC) (LEFT REAR OF ENGINE COMPT) ELECTRONICS JUNCTION BOX FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) FUEL PUMP CONTROL (EKPS) FUSE GEAR SELECTOR SWITCH GRN WIRE GRN/ORG WIRE GRN/RED WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT FRONT SEAT MODULE (UNDER DRIVER SEAT) LONGITUDINAL DYNAMICS MANAGEMENT (LEFT SIDE OF DASH) NCA WIRE ORG/GRN WIRE PARK DISTANCE CONTROL (PDC) (RIGHT SIDE OF REAR COMPT) RADIO (W/ RADIO) CCC/M-ASK (W/O RADIO) RED WIRE RED/ BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT FRONT SEAT MODULE (UNDER FRONT PASSENGER'S SEAT) TRAILER MODULE (RIGHT SIDE OF REAR COMPT) TRANSMISSION CONTROL WAKE-UP WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/GRN WIRE

BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER'S SIDE OUTSIDE MIRROR ELECTRONICS JUNCTION BOX FUSE 78 GRN WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) NCA WIRE PASSENGER'S SIDE OUTSIDE MIRROR RED WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE COUPE FUSE FUSE 101 GRN WIRE HEATED REAR WINDOW RELAY HEATING/AIR CONDITIONING SYSTEM (CENTER OF DASH, ABOVE RADIO) HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS LEFT BOOT LID RESISTOR NCA WIRE REAR FUSE HOLDER (RIGHT SIDE OF REAR COMPT) REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER (GROUND) LOCKOUT CIRCUIT REAR WINDOW DEFOGGER (POSITIVE) LOCKOUT CIRCUIT RED WIRE RIGHT BOOT LID RESISTOR WHT WIRE YEL WIRE

ACC PDL GND ACC PDL (+) ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM STARTING/CHARGING SYSTEM BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BRN WIRE BLU/RED WIRE BLU/WHT WIRE BRAKE VACUUM PRESSURE SENSOR (LEFT REAR OF ENGINE COMPT) BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRANKSHAFT BREATHER HEATING 1 (LEFT SIDE OF ENGINE) DME CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) FUEL PUMP CONTROL (EKPS) FUSE GRN/RED WIRE GRY WIRE GRY/VIO WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS NCA WIRE ORG/ WIRE OXYGEN SENSOR 2 AFTER CATALYTIC CONVERTER OXYGEN SENSOR 2 BEFORE CATALYTIC CONVERTER (RIGHT REAR OF ENGINE) OXYGEN SENSOR AFTER CATALYTIC CONVERTER OXYGEN SENSOR BEFORE CATALYTIC CONVERTER (ON EXHAUST PIPE, BEFORE CATALYTIC) RADIATOR OUTLET TEMPERATURE SENSOR (RIGHT SIDE OF ENGINE) RED WIRE RED/BLK WIRE RED/WHT WIRE SENSOR GND SENSOR GND SENSOR SIG SENSOR SIG TERMINAL WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

ANTI-THEFT SYSTEM ANTITHEFT SYSTEM BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/YEL WIRE CLUTCH SWITCH MODULE (M/T) CRANKSHAFT POSITION SENSOR (LEFT REAR OF ENGINE) DISA CONTROLLER 1 (TOP LEFT OF ENGINE) DISA CONTROLLER 2 (TOP LEFT OF ENGINE) DME RELAY EXHAUST FLAP (LEFT SIDE OF REAR COMPT) FUEL TANK HOT FILM-MASS VENT VALVE FLOW SENSOR FUEL TANK LEAKAGE DIAGNOSTIC MODULE FUSE FUSE 37 FUSE 39 FUSE 4 FUSE FUSE GRY/VIO WIRE HOT AT ALL TIMES HOT AT ALL TIMES REAR FUSE HOLDER FUSE 101 (RIGHT SIDE OF REAR COMPT) INTAKE AIR TEMPERATURE SENSOR JUNCTION BOX NCA WIRE OIL CONDITION SENSOR (REAR OF ENGINE, NEAR TRANSMISSION) ORG/ WIRE RED WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE STARTING/ CHARGING SYSTEM VIO WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

BLK/BLU WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BSD SIG CYL CYL 4-6 1-3 DOUBLE KNOCK SENSOR (LEFT SIDE OF ENGINE) DISA SIG DME CONTROL MODULE DME RLY ELECTRIC THROTTLE VALVE ACTUATOR ENGINE BREATHER HEATER 2 ENGINE BREATHER HEATER 3 ENGINE BREATHER HEATER 4 ENGINE BREATHER HEATING RELAY FUSE 10 HEAT RLY HOT AT ALL TIMES INTAKE- MANIFOLD PRESSURE SENSOR (TOP REAR OF ENGINE) NCA WIRE NEUTRAL SENSOR ORG/ WIRE PRESS SENS RED WIRE RED/BLK WIRE SENSOR SENSOR GND SENSOR SIG SIG TANK SIG THROTTLE THROTTLE GND THROTTLE SIG VIO WIRE W/ HOT FILM-MASS FLOW SENSOR W/ INTAKE AIR TEMPERATURE SENSOR W/ NEUTRAL SENSOR W/O INTAKE AIR TEMPERATURE SENSOR WHT WIRE WHT YEL/ WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE YEL/WHT WIRE