BMW Z4 E85/E86 (2002-2005) computer data lines system Wiring diagrams

AUTOMATIC TRANSMISSION RANGE SWITCH 0 OFF 1 ON BACKUP LGHTS BLK WIRE BLK/RED WIRE BLU WIRE BRN WIRE BRN/BLK WIRE CAN-HIGH CAN-LOW SOL VALVE CAN-LOW CAN-HIGH CLR/BLK WIRE COMPUTER DATA LINES SYSTEM DIGITAL MOTOR ELECTRONICS (DME) CONTROL UNIT (LEFT REAR OF ENGINE COMPT) GRN WIRE GRY WIRE NCA WIRE OIL TEMPERATURE SENSOR ORG/ WIRE OUTPUT SHAFT SPEED SENSOR PNK WIRE PRESS REG PRESSURE REGULATORS RED WIRE REVERSING LIGHT RELAY (LEFT REAR OF ENGINE COMPT) SHIELD OSS TRP SENS SHIELD SOL VALVE PRESS REG SOL VALVE PRESS REG PRESS REG PNK WIRE SOLENOID VALVES SUPPLY OIL TEMP OSS TRP SENS SUPPLY OIL TEMP TSS TRP SENS TRANSMISSION CONTROL UNIT TRANSMISSION CONTROL UNIT (LEFT REAR OF ENGINE COMPT) TRANSMISSION RANGE POSITION SWITCH (RIGHT SIDE OF TRANSMISSION) TRP SENS TXD TSS TRP SENS TURBINE SHAFT SPEED SENSOR TXD VIO WIRE WHT WIRE WHT/RED WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

B+ JUMP BLU WIRE CHARGE WARNING INDICATOR COMPUTER DATA LINES SYSTEM DIGITAL MOTOR ELECTRONICS CONTROL UNIT (LEFT REAR OF ENGINE COMPT) FUSE GENERATOR HOT AT ALL TIMES INSTRUMENT CLUSTER JUNCTION POINT POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/YEL WIRE STARTER YEL WIRE YEL/BRN WIRE YEL/RED WIRE

BRN WIRE CENTER CONSOLE SWITCH CENTER COMPUTER DATA LINES SYSTEM DRIVER'S BACKREST HEATER DRIVER'S SEAT HEATER FUSE GRN/VIO WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN START, RUN OR ACC PASSENGER'S BACKREST HEATER PASSENGER'S SEAT HEATER POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED/YEL 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 3 4 5 6 7 8 RR + RF + LF + LR + RR - RF - LF - LR - ANTENNA ANTENNA DIVERSITY BLK/BRN WIRE BLK/WHT WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BRN WIRE CD AF+ L CD AF+ R CD AF- CD CHANGER COMPUTER DATA LINES SYSTEM FM AMPLIFIER FM ANTENNA FUSE GRY/RED WIRE HOT AT ALL TIMES HOT IN RUN, ACC OR START K-BUS MUTE TELE ON GROUND ANTENNA LIGHT TERM 30 TERM R LEFT FRONT WOOFER SPEAKER LEFT REAR MID-RANGE SPEAKER LEFT FRONT TWEETER SPEAKER LEFT TV ANTENNA NAVI + TELE AF+ NAVI - TERM 50 NAVIGATION SYSTEM NCA WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) RADIO CONTROL UNIT RADIO NAVI RED/BLU WIRE RED/YEL WIRE RIGHT FRONT TWEETER SPEAKER RIGHT FRONT WOOFER SPEAKER RIGHT REAR MID-RANGE SPEAKER RIGHT TV ANTENNA ROD ANTENNA TELEPHONE PROVISION VIDEO MODULE VIO/WHT WIRE W/ ANTENNA DIVERSITY W/ VIDEO MODULE W/O VIDEO MODULE W/O ANTENNA DIVERSITY WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/RED/YEL WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/RED WIRE YEL/VIO WIRE

1 2 3 4 5 6 7 8 RR + RF + LF + LR + RR - RF - LF - LR - ANTENNA ANTENNA DIVERSITY BLK/BRN WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/RED WIRE BRN WIRE BRN/ORG WIRE CD AF+ L CD AF+ R CD AF- CD CHANGER COMPUTER DATA LINES SYSTEM FM AMPLIFIER FM ANTENNA FUSE GRY/RED WIRE HOT AT ALL TIMES HOT IN RUN, ACC OR START K-BUS MUTE TELE ON GROUND ANTENNA LIGHT TERM 30 TERM R LEFT TV ANTENNA RIGHT TV ANTENNA NAVI + TELE AF+ NAVI - TERM 50 NAVIGATION SYSTEM NCA WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) RADIO CONTROL UNIT RADIO NAVI RED/BLU WIRE RED/YEL WIRE ROD ANTENNA TELEPHONE PROVISION VIDEO MODULE VIO/WHT WIRE W/ ANTENNA DIVERSITY W/ VIDEO MODULE W/O ANTENNA DIVERSITY W/O VIDEO MODULE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/RED/YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE

ANTENNA ANTENNA DIVERSITY BLK/BRN WIRE BLK/WHT WIRE BLU/RED WIRE BRN WIRE BRN/ORG WIRE CD AF+ L CD AF+ R CD AF- CD CHANGER COMPUTER DATA LINES SYSTEM FM AMPLIFIER FM ANTENNA FUSE GRY/RED WIRE HOT AT ALL TIMES HOT IN RUN, ACC OR START K-BUS MUTE TELE ON GROUND ANTENNA LIGHT TERM 30 TERM R LEFT TV ANTENNA RIGHT TV ANTENNA NAVI + TELE AF+ NAVI - TERM 50 NAVIGATION SYSTEM NCA WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) R - L - RADIO CONTROL UNIT RADIO NAVI RED/BLU WIRE RED/YEL WIRE ROD ANTENNA TELEPHONE PROVISION VIDEO MODULE VIO/WHT WIRE W/ ANTENNA DIVERSITY W/ VIDEO MODULE W/O ANTENNA DIVERSITY W/O VIDEO MODULE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/RED/YEL WIRE YEL/BRN WIRE YEL/RED 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 15 TERM 30 GROUND BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM FUSE GENERAL MODULE CONTROL UNIT (RIGHT SIDE OF DASH) GRN WIRE GRY WIRE HEAD- LIGHT WASHER PUMP RELAY HEADLIGHT WASHER PUMP HEATED WASHER NOZZLES THERMAL SWITCH HOT AT ALL TIMES HOT IN RUN AND START HOT IN RUN, ACCY AND NCA WIRE POWER DISTRIBUTION (RIGHT SIDE OF DASH) RAIN SENSOR (IF EQUIPPED) RED WIRE RED/GRY WIRE RIGHT HEATED WASHER NOZZLE LEFT HEATED WASHER NOZZLE VIO WIRE VIO/WHT WIRE WASHER PUMP WASHER PUMP (RIGHT FRONT ENGINE COMPT) WHT WIRE WHT/RED/YEL WIRE WIPER MOTOR WIPER RELAY 1 WIPER RELAY 2 WIPER SWITCH YEL WIRE