BMW Z4 E85/E86 (2002-2005) brn/red Wiring diagrams

2 7 TIRE FAILURE INDICATOR 30 RF WHL SPD RF WHL SPD ABS/DSC UNIT (LEFT REAR OF ENGINE COMPT) BLK WIRE BLK/BRN WIRE BLK/RED/WHT WIRE BLK/VIO WIRE BLK/VIO/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BLK/YEL WIRE BLU/BRN/YEL WIRE BLU/RED WIRE BLU/VIO WIRE BRAKE FLUID LEVEL SWITCH BRAKELIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) BRN WIRE BRN/BLK WIRE BRN/BLK/WHT WIRE BRN/GRN/YEL WIRE BRN/RED WIRE CENTER CONSOLE SWITCH CENTER DIGITAL MOTOR ELECTRONICS CONTROL UNIT DSC SENS DSC SENSOR RIGHT FRONT SPEED SENSOR (WHEEL HUB) DSC SWITCH ELECTRONIC POWER STEERING FUSE GRN WIRE GRN/BLU/YEL WIRE GRY/BLK/YEL WIRE HANDS FREE CAN LOW GROUND HOT AT ALL TIMES HOT IN RUN OR START HOT IN RUN, ACCY OR START INSTRUMENT CLUSTER CONTROL MODULE LEFT FRONT SPEED SENSOR (WHEEL HUB) LEFT REAR SPEED SENSOR (WHEEL HUB) LR WHL SPD LR WHL SPD MIRROR FOLD-IN CONTROL UNIT NAVIGATION SYSTEM NCA WIRE PARK BRAKE PARK BRAKE SWITCH POWER DISTRIBUTION (RIGHT SIDE OF DASH) PRESSURE SENSOR 1 PRESSURE SENSOR 2 RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT REAR SPEED SENSOR (WHEEL HUB) RR WHL OUT BRAKE FLUID LR SPD OUT CAN HIGH HANDS FREE STEERING ANGLE SENSOR (IN COLUMN) TELEPHONE TRANSCEIVER (W/O NAVI) VIO WIRE WHT WIRE WHT/BLU WIRE WHT/BLU/YEL WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY/YEL WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE DATA LINE ZV REMOTE ZV UNIT CENTRAL ARREST ZV UNIT UNLCK DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM FUSE GENERAL MODULE CONTROL MODULE (RIGHT SIDE OF DASH) GRN/BRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN ACCY, RUN AND START PASS WNDW REG CLOSED DRVR PWR WNDW SW CLOSED TRUNK LID SW SIG POWER DISTRIBUTION (RIGHT SIDE OF DASH) POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM WIPER/WASHER SYSTEM RED WIRE RED/BLU WIRE RED/GRN/YEL WIRE RED/VIO WIRE SOUND SYSTEMS TRUNK, TAILGATE, FUEL DOORS SYSTEM DOOR LOCKS SYSTEM VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/RED/YEL WIRE WIPER REST POS INTERVAL TIME POT TERM 30 WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM YEL WIRE YEL/RED WIRE ZV UNIT CENTRAL ARREST ZV UNIT UNLCK ZV UNIT UNLCK ZV UNIT UNLCK ZV UNIT LCK

BRN WIRE BRN/BLK WIRE BRN/RED WIRE FUSE GRN WIRE HORN RELAY HORN SWITCH HOT AT ALL TIMES HOT IN ACC, RUN OR START LEFT HORN NCA WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) RIGHT HORN VIO WIRE VIO/BLU WIRE VOLUTE SPRING

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 10 11 12 13 14 15 16 17 18 REVERSE SIG 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 TERMINAL 30 A/T ANTI-LOCK BRAKES SYSTEM BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE CENTRAL INFORMATION DISPLAY (CID) COMPUTER DATA LINES SYSTEM DYNAMIC STABILITY CONTROL (LEFT REAR OF ENGINE COMPT) FUSE GPS ANTENNA GROUND HOT AT ALL TIMES HOT IN RUN, ACCY OR INSTRUMENT CLUSTER K-BUS SIG M/T NAVIGATION COMPUTER (LEFT SIDE OF LUGGAGE COMPT) NAVIGATION SIG NAVIGATION SIG NAVIGATION SIG NAVIGATION SIG NCA WIRE NEGATIVE ACTIVATION RADIO POSITIVE ACTIVATION RADIO POWER DISTRIBUTION (RIGHT SIDE OF DASH) RADIO RED/GRN WIRE REVERSING LIGHT RELAY (LEFT REAR OF ENGINE COMPT) REVERSING LIGHT SWITCH (RIGHT SIDE OF TRANSMISSION) SHIELD SHIELD SHIELD SPEED SIG TERMINAL R VIO/WHT WIRE WHT/GRN WIRE WHT/RED/YEL WIRE YEL/BRN WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 REVERSE SIG 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 TERM 30 A/T ANTENNA DIVERSITY ANTI-LOCK BRAKES SYSTEM BLK WIRE BLU/BRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE CENTRAL INFORMATION DISPLAY (CID) COMPUTER DATA LINES SYSTEM DYNAMIC STABILITY CONTROL (LEFT REAR OF ENGINE COMPT) FM AMPLIFIER FM TV BUMPER ANTENNA ANTENNA, LEFT FUSE GPS ANTENNA GRY WIRE HOT AT ALL TIMES HOT IN RUN, ACCY OR INSTRUMENT CLUSTER K-BUS SIG NAVIGATION SIG M/T NAVIGATION COMPUTER (LEFT SIDE OF LUGGAGE COMPT) NAVIGATION SIG NAVIGATION SIG NAVIGATION SIG NAVIGATION SIG POSITIVE ACTIVATION GROUND NCA WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) FUSE RADIO RED WIRE RED/GRN WIRE REVERSING LIGHT RELAY (LEFT REAR OF ENGINE COMPT) REVERSING LIGHT SWITCH (RIGHT SIDE OF TRANSMISSION) SPEED SIG TV BUMPER ANTENNA, RIGHT VIDEO MODULE VIO/WHT WIRE WHT WIRE WHT/GRN WIRE WHT/RED/YEL WIRE YEL/BRN WIRE YEL/RED WIRE

1 2 3 4 5 6 VOLTAGE SUPPLY SENSOR SIG SENSOR SIG SENSOR SIG SENSOR SIG BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/YEL WIRE BRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/YEL WIRE CENTER CONSOLE SWITCH CENTER COMPUTER DATA LINES SYSTEM CONVERTIBLE SOFT TOP SWITCH CLOSED CONVERTIBLE TOP COMPARTMENT FLOOR SWITCH CONVERTIBLE TOP DRIVE CONVERTIBLE TOP LOWERED SWITCH CONVERTIBLE TOP MODULE (LEFT REAR PASSENGER COMPT) CONVERTIBLE TOP RELAY 1 (RIGHT SIDE OF DASH) CONVERTIBLE TOP RELAY 2 (RIGHT SIDE OF DASH) FUSE GRY WIRE HARDTOP LOCATING POINT 1 HOT AT ALL TIMES INSTRUMENT CLUSTER CONTROL MODULE K- BUS LOCKING COWL PANEL DRIVE NCA WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE SCUTTLE LOCKED SWITCH SCUTTLE RELEASED SWITCH WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED/YEL WIRE YEL WIRE

1 2 (2004) (2003) AIRBAG INDICATOR LIGHT BATTERY BLK WIRE BLU WIRE BLU/BLK WIRE BLU/BLK/YEL WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/VIO/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/ORG WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DRIVER SIDE AIRBAG INFLATOR ASSEMBLY DRIVER'S AIRBAG INFLATOR ASSEMBLY DRIVER'S SEAT BELT BUCKLE CONTACT DRIVER'S SEAT BELT TENSIONER GENERATOR FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START INSTRUMENT CLUSTER CONTROL MODULE JUMP K- BUS LEFT "B" PILLAR SATELLITE LEFT FRONT KNEE AIRBAG GENERATOR NCA WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/WHT WIRE SAFETY AND INFORMATION MODULE SAFETY BATTERY TERMINAL GENERATOR TERMINAL POINT VIO WIRE VIO/YEL/WHT WIRE VOLUTE SPRING WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED/YEL WIRE WHT/YEL WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 FUEL INJ RELAY BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CHARACTERISTIC MAP COOLING THERMOSTAT (2003) (ON CYLINDER HEAD) CHARGING SYSTEM CRANKSHAFT POSITION SENSOR (LEFT SIDE OF ENGINE) CYL 1 CYL 2 CYL 3 CYL 4 CYL 5 CYL 6 DIAG TXD GROUND GROUND GROUND TERM 30 VOLTAGE SUPPLY DIGITAL MOTOR ELECTRONICS (DME) CONTROL UNIT (LEFT REAR OF ENGINE COMPT) E-BOX (LEFT REAR OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE SENSOR (REAR OF ENGINE) EVAP VALVE CLOSE SIG OPEN SIG FUEL INJ 3 IAT SIG FUEL INJECTION VALVES FUEL INJECTORS RELAY GEN GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/VIO WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/WHT WIRE HOT AT ALL TIMES E-BOX (LEFT REAR OF ENGINE COMPT) FUSE HOT FILM MASS AIR FLOW SENSOR (LEFT SIDE OF ENGINE COMPT) ICIS VALVE KNOCK SENSOR (REAR OF ENGINE) NCA WIRE OIL PRESSURE SWITCH OIL TEMPERATURE SENSOR (FRONT OF ENGINE, UNDER INTAKE) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/WHT/YEL WIRE RED/YEL WIRE RETURN OIL LEVEL THROTTLE ACT THROTTLE ACT OIL TEMP OIL TEMP KNOCK SENS KNOCK SENS WHT WIRE WHT/GRN WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE

1 2 3 4 5 6 7 8 9 FUEL INJ RELAY BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CHARACTERISTIC MAP COOLING THERMOSTAT (2003) (ON CYLINDER HEAD) CHARGING SYSTEM CRANKSHAFT POSITION SENSOR (LEFT SIDE OF ENGINE) CYL 1 CYL 2 CYL 3 CYL 4 CYL 5 CYL 6 DIAG TXD GROUND GROUND GROUND TERM 30 VOLTAGE SUPPLY DIGITAL MOTOR ELECTRONICS (DME) CONTROL UNIT (LEFT REAR OF ENGINE COMPT) E-BOX (LEFT REAR OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE SENSOR (REAR OF ENGINE) EVAP VALVE CLOSE SIG OPEN SIG FUEL INJ 3 IAT SIG FUEL INJECTION VALVES FUEL INJECTORS RELAY GEN GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/VIO WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/WHT WIRE HOT AT ALL TIMES E-BOX (LEFT REAR OF ENGINE COMPT) FUSE HOT FILM MASS AIR FLOW SENSOR (LEFT SIDE OF ENGINE COMPT) ICIS VALVE KNOCK SENSOR (REAR OF ENGINE) NCA WIRE OIL PRESSURE SWITCH OIL TEMPERATURE SENSOR (FRONT OF ENGINE, UNDER INTAKE) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/WHT/YEL WIRE RED/YEL WIRE RETURN OIL LEVEL THROTTLE ACT THROTTLE ACT OIL TEMP OIL TEMP KNOCK SENS KNOCK SENS WHT WIRE WHT/GRN WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE