BMW Z4 E85/E86 (2002-2005) power distribution (right side of dash) Wiring diagrams

A/T BLK WIRE BLU WIRE BRN WIRE E-BOX (LEFT REAR OF ENGINE COMPT) ELECTROCHROMIC INTERIOR REAR VIEW MIRROR FUSE GONG (2003- 2004) GRN WIRE HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT CLUSTER CONTROL MODULE LEFT BACK-UP LIGHT LEFT TAIL LIGHT M/T NAVIGATION SYSTEM ORG/ WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) REVERSING LIGHT RELAY REVERSING LIGHT SWITCH (RIGHT SIDE OF TRANSMISSION) RIGHT BACK-UP LIGHT RIGHT TAIL LIGHT SEQUENTIAL MANUAL TRANSMISSION (LEFT REAR OF ENGINE COMPT) TRANSMISSION CONTROL UNIT (LEFT REAR OF ENGINE COMPT) WHT WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 OBD II SOCKET (LEFT SIDE OF DASH) 1 2 3 4 BTFLT BUS BTFLT BUS BTFLT BUS BTFLT BUS 17 32 37 36 RPM SIG DIAG TXD CAN (-) CAN (+) 21 16 17 14 DIAG TXD CAN (-) CAN (+) K-BUS 3 4 CAN (-) CAN (+) 32 36 37 DIAG TXD CAN (+) CAN (-) AMPLIFIER BLK WIRE BRN WIRE BRN/BLK WIRE BTFLT BUS CAN (-) CAN (+) DIAG TXD CD CHANGER CENTER CONSOLE SWITCH CENTER VOLUTE SPRING CENTRAL INFORMATION DISPLAY CONVERTIBLE TOP MODULE DIAG TXD DIAG TXD CAN (-) CAN (+) DIGITAL MOTOR ELECTRONICS DRIVER'S SEAT MEMORY DYNAMIC STABILITY CONTROL ELECTRONIC IMMOBILIZER CONTROL UNIT ELECTRONIC POWER STEERING FUSE GENERAL MODULE CONTROL UNIT GRN/BRN WIRE HEATING, A/C CONTROL MODULE HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT CLUSTER K- BUS K- BUS K- BUS LEFT "B" PILLAR SATELLITE LEFT FRONT DOOR SATELLITE LIGHT SWITCH CENTER NAVIGATION SYSTEM NCA WIRE PARK DISTANCE CONTROL UNIT POWER DISTRIBUTION (RIGHT SIDE OF DASH) RAIN SENSOR CONTROL UNIT RED WIRE RED/YEL/WHT WIRE RIGHT "B" PILLAR SATELLITE RIGHT FRONT DOOR SATELLITE RPM SIG SAFETY INFORMATION MODULE SEQUENTIAL MANUAL GEARBOX (SMG) CONTROL MODULE STEERING ANGLE SENSOR TELEPHONE TRANSCEIVER TRANSMISSION CONTROL UNIT VIDEO MODULE VOICE CONTROL SYSTEM W/ SMG W/O SMG WHT WIRE WHT/RED WIRE WHT/RED/YEL WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE

BLK WIRE BLU WIRE BRN WIRE COOLANT OUTLET TEMPERATURE GND COOLANT OUTLET TEMPERATURE SIG COOLANT TMP COOLANT TMP SIG DIGITAL MOTOR ELECTRONICS CONTROL UNIT (LEFT REAR OF ENGINE COMPT) ELECTRIC FAN ELECTRIC FAN SIG ENGINE COOLANT TEMPERATURE SENSOR GRN WIRE GRY WIRE HOT AT ALL TIMES FUSE NCA WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE REMOTE TEMPERATURE SENSOR

32 15 31 5 42 43 TP SIG RETURN TP SIG VOLTAGE SUPPLY THROTTLE ACT THROTTLE ACT 8 4 5 6 VOLTAGE SUPPLY GROUND GROUND GROUND ANTI-THEFT SYSTEM BLK WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BRAKELIGHT SWITCH (LEFT SIDE OF DASH) BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/VIO WIRE BRN/WHT WIRE CAN (+) CAN (-) CAN (+) CLUTCH SWITCH (IF EQUIPPED) (LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CRUISE CONTROL STEERING COLUMN SWITCH DIAG TXD DIAG TXD CAN (+) CAN (-) 36 37 DIGITAL MOTOR ELECTRONICS (DME) CONTROL UNIT (LEFT REAR OF ENGINE COMPT) E-BOX (LEFT REAR OF ENGINE COMPT) ELECTRIC THROTTLE ACTUATOR FUSE 14 FUSE 2 FUSE 28 GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT IN ACC, RUN OR START INSTRUMENT CLUSTER CONTROL MODULE PEDAL POSITION SENSOR POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/WHT/YEL WIRE TRANSMISSION CONTROL UNIT (W/O SMG) (LEFT REAR OF ENGINE COMPT) VIO WIRE VIO/YEL WIRE W/ SMG W/O SMG WHT WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE

BLK WIRE BRN WIRE CONVERTIBLE TOP REAR WINDOW DEFROSTER FUSE GRN WIRE GRY WIRE HARDTOP LOCATOR II HEATING, A/C SYSTEM HOT AT ALL TIMES HOT IN RUN OR START NCA WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) REAR WINDOW DEFROSTER RELAY RED WIRE YEL WIRE

BLK WIRE BRN WIRE FUSE HARDTOP LOCATOR 1 HARDTOP LOCATOR 2 HARDTOP REAR WINDOW DEFROSTER HEATING, A/C SYSTEM HOT AT ALL TIMES HOT IN RUN OR START NCA WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) REAR WINDOW DEFROSTER RELAY RED WIRE YEL WIRE

BLK WIRE BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CONVERTIBLE TOP LOWERED SWITCH CONVERTIBLE TOP REAR WINDOW DEFROSTER FUSE GENERAL MODULE CONTROL MODULE (RIGHT SIDE OF DASH) GRN WIRE GRN/GRY WIRE GRY WIRE HARDTOP LOCATOR II HEATING, A/C SYSTEM HOT AT ALL TIMES HOT IN RUN OR START NCA WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) REAR WINDOW DEFROSTER RELAY RED WIRE RED/GRN/YEL WIRE WHT/RED/YEL WIRE YEL WIRE

1 2 3 4 5 6 CAN HIGH 1 2 3 4 POS ACTIVATION GROUND STRNG TORQUE SIG STRNG TORQUE SIG 1 2 GROUND TERM 30 BLK/GRY/YEL WIRE BLK/RED/YEL WIRE BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM DIAF TXD CAN LOW TERM 15 IND LMP ACT DIGITAL MOTOR ELECTRONICS CONTROL UNIT ELECTRONIC POWER STEERING FUSE GRN WIRE GRN/BLU/YEL WIRE GRN/WHT WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN RUN AND START POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE SPORT BUTTON STEERING TORQUE SENSOR WHT WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

32 37 36 TXD DIAG CAN L CAN H BLK WIRE BLK/RED/YEL WIRE BLK/VIO WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/WHT WIRE CAN-L CAN-H CHARACTERISTIC MAP COOLING THERMOSTAT (2004) (ON CYLINDER HEAD) DIGITAL MOTOR ELECTRONICS (DME) CONTROL UNIT (LEFT REAR OF ENGINE COMPT) DME RELAY E BOX (LEFT REAR OF ENGINE COMPT) FUSE FUEL PUMP (IN FUEL TANK) FUEL PUMP RELAY FUEL TANK IDLE SPEED VENT CONTROL VALVE VALVE (LEFT SIDE OF ENGINE) FUSE FUSE FUSE GRN/BLU WIRE GRN/BRN WIRE GRN/VIO WIRE HOT AT ALL TIMES HOT AT ALL TIMES B+ POTENTIAL DISTRIBUTOR HOT IN RUN OR START INDIVIDUAL CONTROL INTAKE SYSTEM VALVE (LEFT SIDE OF ENGINE COMPARTMENT) NCA WIRE ORG/ WIRE OXYGEN SENSOR 1 (BEHIND CATALYTIC CONVERTER) OXYGEN SENSOR 1 (IN FRONT OF CATALYTIC CONVERTER) OXYGEN SENSOR 2 (IN FRONT OF CATALYTIC CONVERTER) POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/WHT WIRE RED/WHT/YEL WIRE SECO- NDARY AIR PUMP SECON- DARY AIR PUMP RELAY VANOS INLET VALVE (LEFT SIDE OF ENGINE, UNDER INTAKE) WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE

32 37 36 TXD DIAG CAN L CAN H BLK WIRE BLK/RED/YEL WIRE BLK/VIO WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/WHT WIRE CAN-L CAN-H CHARACTERISTIC MAP COOLING THERMOSTAT (2004) (ON CYLINDER HEAD) DIGITAL MOTOR ELECTRONICS (DME) CONTROL UNIT (LEFT REAR OF ENGINE COMPT) DME RELAY E BOX (LEFT REAR OF ENGINE COMPT) FUSE FUEL PUMP (IN FUEL TANK) FUEL PUMP RELAY FUEL TANK IDLE SPEED VENT CONTROL VALVE VALVE (LEFT SIDE OF ENGINE) FUSE FUSE FUSE GRN/BLU WIRE GRN/BRN WIRE GRN/VIO WIRE HOT AT ALL TIMES HOT AT ALL TIMES B+ POTENTIAL DISTRIBUTOR HOT IN RUN OR START INDIVIDUAL CONTROL INTAKE SYSTEM VALVE (LEFT SIDE OF ENGINE COMPARTMENT) NCA WIRE ORG/ WIRE OXYGEN SENSOR 1 (BEHIND CATALYTIC CONVERTER) OXYGEN SENSOR 1 (IN FRONT OF CATALYTIC CONVERTER) OXYGEN SENSOR 2 (IN FRONT OF CATALYTIC CONVERTER) POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/WHT WIRE RED/WHT/YEL WIRE SECO- NDARY AIR PUMP SECON- DARY AIR PUMP RELAY VANOS INLET VALVE (LEFT SIDE OF ENGINE, UNDER INTAKE) WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE