BMW Z4 E85/E86 (2002-2005) yel/blk 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

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 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/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

BLK/VIO WIRE BLK/YEL WIRE BLU/GRY WIRE BLU/RED WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER'S SEAT ANGLE ADJUSTMENT DRIVE DRIVER'S SEAT BACKREST ANGLE ADJUSTMENT DRIVE DRIVER'S SEAT FORWARD/ BACKWARD ADJUSTMENT DRIVE DRIVER'S SEAT HEIGHT ADJUSTMENT DRIVE DRIVER'S SEAT MEMORY CONTROL UNIT FUSE GENERAL MODULE CONTROL UNIT (RIGHT SIDE OF DASH) GRN/VIO WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/BRN WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER CONTROL MODULE POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED/BLK WIRE RED/BRN WIRE SEAT BACKREST SEAT HEIGHT SEAT TILT SEAT FWD/BACK SEAT BACKREST) VIO/BLK WIRE VIO/BRN WIRE VIO/GRY WIRE VIO/RED WIRE WHT/RED/YEL WIRE YEL/BLK WIRE YEL/BRN 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

BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/ORG WIRE HIFI AMPLIFIER (ON RIGHT SIDE OF LUGGAGE COMPT) LEFT FRONT MID-RANGE SPEAKER LEFT FRONT TWEETER SPEAKER LEFT FRONT WOOFER SPEAKER LEFT REAR MID-RANGE SPEAKER LEFT SUBWOOFER LR AF+ LF AF+ LF MR- LF MR+ RF MR- RF MR+ LR AF- LF AF- LR MR+ LR MR- LFT+ LFT- RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT MID-RANGE SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT FRONT WOOFER SPEAKER RIGHT REAR MID-RANGE SPEAKER RIGHT SUBWOOFER RR AF+ RF AF+ ANT RFT+ RFT- RR MR+ RR AF- RF AF- K-BUS RR MR- RFW- RFW+ R SUB- R SUB+ 31 WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/RED/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE