BMW Z4 E85/E86 (2002-2005) blk/gry Wiring diagrams

A/C COMP CTRL K-BUS SIG AUC SENSOR BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLOWER MOTOR (RIGHT SIDE OF DASH) BLU WIRE BLU/VIO WIRE BRN WIRE BRN/BLK WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOLANT PRESSURE SENSOR (RIGHT SIDE OF ENGINE COMPT) DEFOGGER SYSTEM FLAP MTR SIG FLAP MTR GND FLAP MTR SIG FLAP MTR GND FRESH AIR/ RECIRCULATING FLAP MOTOR (RIGHT SIDE OF DASH) FUSE GRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HEATING, A/C SYSTEM HOT AT ALL TIMES HOT IN RUN, START POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE REFRIGERANT COMPRESSOR CONTROL VALVE (RIGHT SIDE OF ENGINE COMPT) WHT WIRE WHT/RED/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/VIO WIRE

28 35 COOL TEMP SIG COOL TEMP 29 4 38 39 A/C COMP FAN COOL OUT TEMP COOL OUT TEMP BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLOWER OUTPUT STAGE (RIGHT SIDE OF DASH) BLU WIRE BLU/VIO WIRE BRN WIRE BRN/BLK WIRE DEFROSTER FLAP MOTOR (RIGHT SIDE OF DASH) DIGITAL MOTOR ELECTRONICS (DME) CONTROL UNIT (LEFT REAR OF ENGINE COMPT) ELECTRIC FAN ENGINE COOLANT TEMPERATURE SENSOR EVAPORATIVE TEMPERATURE SENSOR (LEFT SIDE OF DASH) FOOTWELL FLAP MOTOR (RIGHT SIDE OF DASH) FUSE GRN WIRE HOT AT ALL TIMES MIX AIR TEMPERATURE SENSOR MIXER FLAP MOTOR (RIGHT SIDE OF DASH) NCA WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/BLU WIRE RED/GRN WIRE REMOTE TEMPERATURE SENSOR VENTILATION FLAP MOTOR (RIGHT SIDE OF DASH) YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/VIO WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 STARTER SIG TERM 50 SIG LOCK BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM COND WHEEL SPD EWS TOROIDAL COIL SIG A/T SWITCH SIG DIGITAL MOTOR ELECTRONIC CONTROL UNIT (LEFT REAR OF ENGINE COMPT) DRV AWY PROT ELECTRONIC IMMOBILIZER CONTROL UNIT EWS TOROIDAL COIL FUSE GND TERM 30 TERM R EWS TOROIDAL COIL SIG K-BUS SIG GRY WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START IGNITION SWITCH INSTRUMENT CLUSTER CONTROL MODULE LOCK POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/BLU WIRE RED/VIO WIRE RUN WIRE STARTER STARTING/ CHARGING SYSTEM TRANS SW SIG TRANSMISSION CONTROL UNIT VIO WIRE VIO/YEL WIRE WHT/RED/YEL WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 STARTER SIG TERM 50 SIG LOCK BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BRN/BLK WIRE CLUTCH SWITCH COMPUTER DATA LINES SYSTEM COND WHEEL SPD EWS TOROIDAL COIL SIG DIGITAL MOTOR ELECTRONIC CONTROL UNIT (LEFT REAR OF ENGINE COMPT) DRV AWY PROT ELECTRONIC IMMOBILIZER CONTROL UNIT EWS TOROIDAL COIL FUSE GRY WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START IGNITION SWITCH INSTRUMENT CLUSTER CONTROL MODULE LOCK POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/BLU WIRE RED/VIO WIRE RUN WIRE START LOCK SW M/T SIG GND TERM 30 TERM R EWS TOROIDAL COIL SIG K-BUS SIG STARTER STARTING/ CHARGING SYSTEM VIO WIRE VIO/YEL WIRE WHT/RED/YEL WIRE YEL WIRE

12 3 START SIG IMMOBILIZER BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM DIGITAL MOTOR ELECTRONIC CONTROL UNIT (LEFT REAR OF ENGINE COMPT) DRV AWY PROT ELECTRONIC IMMOBILIZER CONTROL UNIT EWS TOROIDAL COIL FUSE GND TERM 30 TERM R EWS TOROIDAL COIL SIG K-BUS SIG GRY WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START IGNITION SWITCH INSTRUMENT CLUSTER CONTROL MODULE LOCK POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/BLU WIRE RED/VIO WIRE RUN WIRE SEQUENTIAL MANUAL GEARBOX (SMG) CONTROL MODULE (LEFT REAR OF ENGINE COMPT) STARTER STARTING/ CHARGING SYSTEM VIO WIRE VIO/YEL WIRE WHT/RED/YEL WIRE YEL WIRE

BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM FUSE GRN/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM INTERIOR LIGHTS SYSTEM HOT AT ALL TIMES HOT IN ACC RUN AND START HOT IN RUN AND START LEFT FRONT TURN SIGNAL REPEATER LEFT HEAD- LIGHT LIGHT SWITCH CLUSTER LIGHT SWITCH CONTROLS LT BRK LGHT SIG TERM 30 LT LO BEAM SIG RT HI BEAM SIG POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED/GRN WIRE RED/VIO WIRE RIGHT FRONT TURN SIGNAL REPEATER RIGHT HEAD- LIGHT TURN SIGNAL LAMP VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED/YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE

BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM FUSE GRN/BLU WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE HAZ WARN SW BRAKE LIGHT HOT AT ALL TIMES HOT IN ACC RUN AND START HOT IN RUN AND START INTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM LEFT HIGH BEAM HEIGHT CONTROL STEPPER MOTOR LIGHT SWITCH CLUSTER LOAD SENSOR LT BRK LGHT SIG TERM 30 LT LO BEAM SIG RT HI BEAM SIG POWER DISTRIBUTION (RIGHT SIDE OF DASH) RAIN/HEADLIGHT SENSOR RED/GRN WIRE RED/VIO WIRE RIDE HEIGHT SENSOR RIGHT HIGH BEAM HEIGHT CONTROL STEPPER MOTOR VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/RED/YEL WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE

29 4 38 39 A/C COMP FAN COOL OUT TEMP COOL OUT TEMP A/C COMP CTRL K-BUS SIG AIR DISTRIBUTION FLAP MOTOR ELECTRIC FAN AIR DISTRIBUTION MICROSWITCH BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLOWER MOTOR (RIGHT SIDE OF DASH) BLOWER OUTPUT STAGE (RIGHT SIDE OF DASH) BLU WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOL TEMP COOL TEMP SIG COOLANT PRESSURE SENSOR (RIGHT SIDE OF ENGINE COMPT) DEFOGGER SYSTEM DIGITAL MOTOR ELECTRONICS (DME) CONTROL UNIT (LEFT REAR OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE SENSOR EVAPORATIVE TEMPERATURE SENSOR (LEFT SIDE OF DASH) FLAP MTR SIG FLAP MTR GND FLAP MTR SIG FLAP MTR GND FRESH AIR/ RECIRCULATING FLAP MOTOR (RIGHT SIDE OF DASH) FUSE GRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BRN WIRE GRY/RED WIRE HEATING, A/C SYSTEM HOT AT ALL TIMES HOT IN RUN, START MIXER FLAP MOTOR (RIGHT SIDE OF DASH) NCA WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE REFRIGERANT COMPRESSOR CONTROL VALVE (RIGHT SIDE OF ENGINE COMPT) REMOTE TEMPERATURE SENSOR WHT WIRE WHT/RED/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

1 2 3 4 5 6 7 8 9 IGN COIL 5 SIG ABS SYSTEM BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/RED/WHT WIRE BLK/RED/YEL WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BRAKELIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE CAN H CAN L COOL OUT TEMP COOL OUT TEMP COMPUTER DATA LINES SYSTEM CRUISE CONTROL DIGITAL MOTOR ELECTRONICS (DME) CONTROL UNIT (LEFT REAR OF ENGINE COMPT) E-BOX FAN E-BOX FAN TANK LEAKAGE ELECTRIC FAN ELECTRONIC VEHICLE IMMOBILIZER FUSE GRN/VIO WIRE GRY/RED WIRE GRY/VIO WIRE HOT IN ACCY, RUN, OR START HOT IN RUN OR START POWER DISTRIBUTION (RIGHT SIDE OF DASH) IGNITION COILS (TOP SIDE OF ENGINE) INSTRUMENT CLUSTER CONTROL MODULE HEATING/ AIR CONDITIONING SYSTEM MODULE OBD SOCKET (LEFT FOOTWELL) RED/WHT WIRE REMOTE TEMPERATURE SENSOR RETURN PED POS 1 SIG RETURN PED POS 2 SIG RPM SIG RR SPEED SIG CLUTCH SIG BRAKE SIG SPORT SWITCH TERMINAL 15 STR WHL CTRLS BRAKE SIG A/C TANK LEAKAGE TOP OF ENGINE) TXD DIAG SIG DRV AWY PROT VIO/YEL WIRE VOLTAGE SUPPLY VOLTAGE SUPPLY FUEL PUMP RLY WHT WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 IGN COIL 5 SIG ABS SYSTEM BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/RED/WHT WIRE BLK/RED/YEL WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BRAKELIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE CAN H CAN L COOL OUT TEMP COOL OUT TEMP COMPUTER DATA LINES SYSTEM CRUISE CONTROL DIGITAL MOTOR ELECTRONICS (DME) CONTROL UNIT (LEFT REAR OF ENGINE COMPT) E-BOX FAN E-BOX FAN TANK LEAKAGE ELECTRIC FAN ELECTRONIC VEHICLE IMMOBILIZER FUSE GRN/VIO WIRE GRY/RED WIRE GRY/VIO WIRE HOT IN ACCY, RUN, OR START HOT IN RUN OR START POWER DISTRIBUTION (RIGHT SIDE OF DASH) IGNITION COILS (TOP SIDE OF ENGINE) INSTRUMENT CLUSTER CONTROL MODULE HEATING/ AIR CONDITIONING SYSTEM MODULE OBD SOCKET (LEFT FOOTWELL) RED/WHT WIRE REMOTE TEMPERATURE SENSOR RETURN PED POS 1 SIG RETURN PED POS 2 SIG RPM SIG RR SPEED SIG CLUTCH SIG BRAKE SIG SPORT SWITCH TERMINAL 15 STR WHL CTRLS BRAKE SIG A/C TANK LEAKAGE TOP OF ENGINE) TXD DIAG SIG DRV AWY PROT VIO/YEL WIRE VOLTAGE SUPPLY VOLTAGE SUPPLY FUEL PUMP RLY WHT WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE