BMW Z3 E36 facelift (2000-2002) nca Wiring diagrams

ABS IND. AUXILIARY FUSE BOX (UNDER LEFT SIDE OF DASH) BLK/GRN WIRE BLK/RED/WHT WIRE BLK/RED/YEL WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN/YEL WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT/YEL WIRE BRAKE FLUID IND BRAKE FLUID LEVEL SWITCH (LEFT REAR SIDE OF ENGINE COMPT) BRAKE LIGHT SWITCH BRN WIRE BRN/BLK/WHT WIRE BRN/BLK/YEL WIRE BRN/RED WIRE BRN/VIO WIRE DATA LINK CONNECTOR (REAR ENGINE COMPT) DSC SWITCH DYNAMIC STABILITY CONTROL UNIT (LEFT SIDE OF ENGINE COMPT) FRONT POWER DISTRIBUTION BOX (ON LEFT REAR CORNER OF ENG COMPT) FUSE GRN WIRE GRN/BLK/YEL WIRE GRN/BLU WIRE GRN/BLU/YEL WIRE GRN/VIO WIRE GRY WIRE GRY/BLK/YEL WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START HOT IN RUN AND START INSTRUMENT CLUSTER LEFT FRONT ABS SPEED SENSOR LEFT REAR ABS SPEED SENSOR NCA WIRE PARKING BRAKE SWITCH PRECHARGE PUMP (LEFT REAR SIDE OF ENGINE COMPT) PRESSURE SENSOR (LEFT REAR SIDE OF ENGINE COMPT) PRESSURE TRANSMITTER RED WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL BLK/ WIRE RED/YEL WIRE RIGHT FRONT ABS SPEED SENSOR RIGHT REAR ABS SPEED SENSOR RPM RATE SENSOR (UNDER DRIVER'S SEAT) STEERING ANGLE SENSOR (ON STEERING COLUMN) TRANSVERSE ACCELERATION SENSOR (UNDER DRIVERS'S SEAT) VIO WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE

ABS IND. AUXILIARY FUSE BOX (UNDER LEFT SIDE OF DASH) BLK/RED/YEL WIRE BLK/VIO WIRE BLU WIRE BLU/BLK WIRE BLU/BRN/YEL WIRE BLU/RED WIRE BLU/VIO WIRE BRAKE FLUID IND BRAKE FLUID LEVEL SWITCH (LEFT REAR SIDE OF ENGINE COMPT) BRAKE LIGHT SWITCH BRN WIRE BRN/BLK/WHT WIRE BRN/BLK/YEL WIRE BRN/RED WIRE BRN/VIO WIRE DATA LINK CONNECTOR (REAR ENGINE COMPT) DSC SWITCH DYNAMIC STABILITY CONTROL UNIT (LEFT SIDE OF ENGINE COMPT) FRONT POWER DISTRIBUTION BOX (ON LEFT REAR CORNER OF ENG COMPT) FUSE GRN WIRE GRN/BLK/YEL WIRE GRN/BLU WIRE GRN/BLU/YEL WIRE GRN/VIO WIRE GRY/BLK/YEL WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START HOT IN RUN AND START INSTRUMENT CLUSTER LEFT FRONT ABS SPEED SENSOR LEFT REAR ABS SPEED SENSOR NCA WIRE PARKING BRAKE SWITCH PRESSURE SENSOR (LEFT REAR SIDE OF ENGINE COMPT) PRESSURE TRANSMITTER RED WIRE RED/BLU WIRE RED/GRN WIRE RIGHT FRONT ABS SPEED SENSOR RIGHT REAR ABS SPEED SENSOR RPM RATE SENSOR (UNDER DRIVER'S SEAT) STEERING ANGLE SENSOR (ON STEERING COLUMN) TRANSVERSE ACCELERATION SENSOR (UNDER DRIVERS'S SEAT) VIO WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE

2000 COUPE 2000 ROADSTER, 2001 ABS IND. ASC SWITCH BLK WIRE BLU WIRE BLU/RED WIRE BLU/VIO WIRE BRAKE LIGHT SWITCH BRN WIRE BRN/RED WIRE DATA LINK CONNECTOR (ON REAR SIDE OF ENGINE COMPT) ENGINE CONTROL MODULE (DME) (ON RIGHT REAR SIDE OF ENGINE COMPT, IN "E" BOX) FRONT POWER DISTRIBUTION BOX (ON LEFT REAR CORNER OF ENGINE COMPARTMENT) GRN WIRE GRN/BLU/YEL WIRE GRY WIRE GRY/BLK/YEL WIRE GRY/RED WIRE HOT AT ALL TIMES FUSE HOT IN ACCY, RUN, START FUSE HOT IN RUN, START FUSE INSTRUMENT CLUSTER LEFT FRONT ABS SPEED SENSOR LEFT REAR ABS SPEED SENSOR NCA WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE RIGHT FRONT ABS SPEED SENSOR RIGHT REAR ABS SPEED SENSOR VIO WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE

2 8 (LATE PROD) (EARLY PROD) BATTERY BLK WIRE BOARD COMPUTER BRN WIRE BRN/ORG WIRE DYNAMIC STABILITY CONTROL UNIT (LEFT SIDE OF ENGINE COMPT) ELECTRONIC IMMOBILIZER CONTROL MODULE (UNDER LEFT SIDE OF DASH) ENGINE CONTROL MODULE (DME) (RIGHT REAR SIDE OF ENGINE COMPARTMENT, IN "E" BOX) FRONT POWER DISTRIBUTION BOX (LEFT REAR CORNER OF ENGINE COMPARTMENT) FUSE GRN/WHT WIRE HOT AT ALL TIMES HOT IN RUN, START INSTRUMENT CLUSTER LATE PRODUCTION NCA WIRE OBD II CONNECTOR (RIGHT SIDE OF CENTER CONSOLE) RED WIRE RED/YEL WIRE REMOTE CONTROL MODULE (IN INTERIOR REAR VIEW MIRROR) SLIP CONTROL MODULE (LEFT FRONT OF ENGINE COMPARTMENT) STEERING ANGLE SENSOR (ON BASE OF STEERING COLUMN) SUPPLEMENTAL RESTRAINT SYSTEM CONTROL MODULE (BELOW CENTER CONSOLE) THERMAL OIL LEVEL SENSOR (TOENS) CONTROL MODULE (BEHIND GLOVE BOX) W/ DSC WHT/GRN WIRE WHT/VIO WIRE WHT/VIO/YEL WIRE WHT/YEL WIRE YEL WIRE

ABOVE 2.6 BAR ABOVE 30 BAR AUXILIARY FAN MOTOR BELOW 1.5 BAR BELOW 15 BAR ABOVE 18 BAR BELOW 21 BAR BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BRN WIRE EVAPORATOR CONTROLLER (ON RIGHT SIDE OF LEFT FOOTWELL) FRONT POWER DISTRIBUTION BOX (LEFT REAR CORNER OF ENGINE COMPT) FUSE 16 FUSE 40 GRN/BLU WIRE GRN/RED WIRE HIGH SPEED RELAY (IN FRONT POWER DISTRIBUTION BOX) HOT IN RUN, START HOT AT ALL TIMES INSTRUMENT CLUSTER NCA WIRE NORMAL SPEED RELAY (IN FRONT POWER DISTRIBUTION BOX) PRESSURE SWITCH (NEAR RIGHT HEADLIGHT) RED/GRN WIRE TEMPERATURE SWITCH (RIGHT FRONT OF ENGINE COMPT) VIO WIRE

ACCCELERATE/ SET BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE LIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/VIO WIRE BRN/WHT WIRE CLUTCH SWITCH (ON CLUTCH PEDAL SUPPORT BRACKET) CRUISE CONTROL INTERFACE (NEAR STEERING COLUMN) CRUISE CONTROL SWITCH DECELERATE/ SET ELECTRONIC THROTTLE ACTUATOR (TOP LEFT SIDE OF ENGINE) ENGINE CONTROL MODULE (DME) (ON RIGHT REAR SIDE OF ENGINE COMPT, IN "E" BOX) FUSE GRN WIRE GRN/WHT WIRE GRY/WHT WIRE HOT IN ACCY, RUN, START HOT IN RUN, START NCA WIRE NORM NORMAL OFF ORG/ WIRE PEDAL POSITION SENSOR (BEHIND GAS PEDAL) RED WIRE RED/YEL WIRE RESUME VIO WIRE VIO/WHT WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/GRN WIRE

ANTI-THEFT CONTROL MODULE (BEHIND GLOVE BOX) BLK WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/RED/YEL WIRE BODY ELECTRONICS CONTROL MODULE (ZKE IV) (BEHIND GLOVE BOX) BRN WIRE BRN/BLK WIRE DATA LINK CONNECTOR (ON LEFT REAR SIDE OF ENGINE COMPT) ELECTRONIC IMMOBILIZER CONTROL MODULE (EWS III) ENGINE CONTROL MODULE (DME) FRONT POWER DISTRIBUTION BOX (ON LEFT REAR CORNER OF ENGINE COMPT) FUSE GRN WIRE GRN/BLK WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START IGNITION SWITCH EWS TOROIDAL COIL INSTRUNMENT CLUSTER SYSTEM NCA WIRE OFF RED WIRE RED/YEL WIRE REMOTE CONTROL MODULE (IN INTERIOR REAR VIEW MIRROR) RUN WIRE STARTER STARTER IMMOBILIZATION SWITCH (LEFT FOOTWELL) TRANSMISSION CONTROL MODULE (RIGHT REAR SIDE OF ENGINE COMPT) VIO WIRE VIO/WHT WIRE W/ ALPINE W/ DWA W/O EGS WHT WIRE WHT/VIO WIRE WITH EGS YEL WIRE

ANTI- THEFT HORN ANTI-THEFT CONTROL MODULE (BEHIND GLOVE BOX) BLK WIRE BLK/BLU WIRE BLU WIRE BLU/GRN/YEL WIRE BLU/RED/YEL WIRE BODY ELECTRONICS CONTROL MODULE (ZKE IV) (BEHIND GLOVE BOX) BRN WIRE BRN/BLU WIRE BRN/BLU/YEL WIRE BRN/GRY WIRE BRN/GRY/YEL WIRE BRN/ORG WIRE BRN/WHT WIRE CRASH CONTROL MODULE (ON RELAY PANEL, UNDER LEFT SIDE OF DASH) ELECTRONIC IMMOBILIZER CONTROL MODULE (UNDER LEFT SIDE OF DASH) ENGINE HOOD SWITCH FRONT POWER DISTRIBUTION BOX (ON LEFT REAR CORNER OF ENGINE COMPARTMENT) FUSE GRN/WHT WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START INSTRUMENT CLUSTER LUGGAGE COMPARTMENT LIGHT SWITCH NCA WIRE PASSENGER'S DOOR JAMB SWITCH RADIO ANTI- THEFT SWITCH DRIVER'S DOOR JAMB SWITCH RED WIRE RED/YEL WIRE VIO WIRE VIO/GRN WIRE VIO/WHT WIRE WHT WIRE YEL WIRE

BLK/GRN WIRE BLK/RED/YEL WIRE BLK/WHT/YEL WIRE BLU WIRE BLU/GRN/YEL WIRE BLU/RED/YEL WIRE BODY ELECTRONICS CONTROL MODULE (BEHIND GLOVE BOX) BRN WIRE BRN/BLK WIRE BRN/BLK/YEL WIRE BRN/BLU WIRE BRN/BLU/YEL WIRE BRN/GRY WIRE BRN/GRY/YEL WIRE BRN/RED/YEL WIRE BRN/WHT WIRE COUPE COUPE ROADSTER CRASH CONTROL MODULE (ON RELAY PANEL, UNDER LEFT SIDE OF DASH) DRIVER'S DOOR LOCK MOTOR (IN DRIVER'S DOOR) DRIVER'S DOOR LOCK SWITCH DRIVERS DOOR JAMB SWITCH DWA LED (CENTER CONSOLE) DWA SIREN (LEFT REAR SIDE OF ENGINE COMPARTMENT) ELECTRONIC IMMOBILIZER CONTROL MODULE FRONT LID MICRO SWITCH FRONT POWER DISTRIBUTION BOX (ON LEFT REAR CORNER OF ENGINE COMPARTMENT) FUSE GRN WIRE GRN/BLU WIRE GRY/BLK/YEL WIRE HOT AT ALL TIMES HOT IN RUN, START INSTRUMENT CLUSTER NCA WIRE PASSENGER'S DOOR JAMB SWITCH LUGGAGE COMPARTMENT LIGHT SWITCH PASSENGER'S DOOR LOCK MOTOR (IN PASSENGER'S DOOR) PASSENGERS DOOR LOCK SWITCH PITCH SENSOR (LEFT SIDE OF LUGGAGE COMPT) RADIO ANTI- THEFT SWITCH RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE REMOTE CONTROL MODULE ROADSTER SUPPLEMENTAL RESTRAINT SYSTEM CONTROL MODULE (BELOW CENTER CONSOLE) VIO/GRN WIRE VIO/GRN/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRN/YEL WIRE WHT/RED WIRE WHT/RED/YEL WIRE YEL WIRE

15 BAR OR BELOW A/C ABOVE 18 BAR ABOVE 2.6 BAR BELOW 21 BAR ABOVE 30 BAR AIR CONDITIONING COMPRESSOR AIR CONDITIONING/ RECIRCULATING SWITCH ASSEMBLY AUXILIARY FAN MOTOR (BEHIND FRONT GRILLE) BELOW 1.5 BAR BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLOWER MOTOR (ON REAR OF ENGINE COMPARTMENT, BEHIND RIGHT FRESH AIR INTAKE) BLOWER RELAY (IN FRONT POWER DISTRIBUTION BOX) BLOWER RESISTORS (CENTER OF FIREWALL) BLOWER SWITCH BLU WIRE BRN WIRE BRN/ WHT WIRE BRN/WHT WIRE COMPRESSOR CONTROL RELAY (IN FRONT POWER DISTRIBUTION BOX) EVAPORATOR CONTROLLER (ON RIGHT SIDE OF LEFT FOOTWELL) EVAPORATOR TEMPERATURE SENSOR (ON RIGHT SIDE OF LEFT FOOTWELL) FRESH AIR RECIRCULATION MOTOR (ON RIGHT SIDE OF LEFT FOOTWELL) FRONT POWER DISTRIBUTION BOX (ON LEFT REAR CORNER OF ENGINE COMPARTMENT) FUSE HOLDER (BEHIND FRONT OF CENTER CONSOLE) GRN BLK/ WIRE GRN BRN/ WIRE GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/RED WIRE HIGH SPEED RELAY (IN FRONT POWER DISTRIBUTION BOX) HOT AT ALL TIMES FUSE 20 HOT AT ALL TIMES FUSE 39 HOT AT ALL TIMES FUSE 40 HOT IN RUN, START FUSE 16 HOT IN RUN, START FUSE 24 INSTRUMENT CLUSTER NCA WIRE NORMAL SPEED RELAY (IN FRONT POWER DISTRIBUTION BOX) OFF RECIRC RED/GRN WIRE RED/GRY WIRE TEMPERATURE SWITCH (FRONT RIGHT SIDE OF ENGINE COMPARTMENT) TEMPERATURE WHEEL SWITCH VIO WIRE VIO/GRY WIRE WATER VALVE (ON REAR LEFT SIDE OF ENGINE COMPARTMENT, ON FIREWALL) YEL WIRE