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

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

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

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

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

BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BRN WIRE BRN/BLK WIRE DIRECTION INDICATOR/ HIGH-BEAM SWITCH FOG LIGHT RELAY FUSE GRN WIRE GRY WIRE HIGH BEAM LOW BEAM BI-XENON SHUTTER DIRECTION INDICATOR 2 3 4 HOT AT ALL TIMES INSTRUMENT CLUSTER CONTROL MODULE LEFT FOG LIGHT LEFT HEADLIGHT ON-BOARD COMPUTER BUTTON POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RIGHT FOG LIGHT RIGHT HEADLIGHT WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE

A/T BLK WIRE BLK/RED/WHT WIRE BLK/RED/YEL WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/BRN/YEL WIRE BLU/RED WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SWITCH (BRAKE FLUID RESERVOIR) BRN WIRE BRN/BLK WIRE BRN/BLK/WHT WIRE BRN/BLK/YEL WIRE BRN/GRN/YEL WIRE BRN/WHT WIRE CAN BUS LOW CAN BUS HIGH BRAKE WEAR SENSOR SIG COOLANT LEVEL TOO LOW SIG CHIME MODULE (GONG) COMPUTER DATA LINES SYSTEM COOLANT LEVEL SWITCH DYNAMIC STABILITY CONTROL (LEFT REAR ENGINE COMPT) ELECTRIC FUEL PUMP (UNDER REAR OF VEHICLE) ELECTROCHROMIC INTERIOR REAR VIEW MIRROR GRN WIRE GRN/YEL WIRE GRY/BLK/YEL WIRE HOT AT ALL TIMES FUSE HOT IN ACC, RUN, START FUSE HOT IN RUN, START FUSE INSTRUMENT CLUSTER CONTROL MODULE LEFT FRONT BRAKE PAD SENSOR LEFT FUEL TANK SENSOR RIGHT FUEL TANK SENSOR OUTSIDE TEMP SENS LEFT TAILLIGHT M/T NAVIGATION SYSTEM (REAR CENTER CONSOLE) NCA WIRE OUTSIDE TEMPERATURE SENSOR (UNDER LEFT FRONT OF VEHICLE) PARKING BRAKE SWITCH POWER DISTRIBUTION (RIGHT SIDE OF DASH) RED WIRE RED/YEL WIRE REVERSING LIGHT RELAY REVERSING LIGHT SWITCH RIGHT REAR BRAKE PAD SENSOR RIGHT TAILLIGHT STARTING/CHARGING, ANTI-THEFT SYSTEMS EXTERIOR LIGHTS SYSTEM TXD DIAGNOSTIC SIG M/T, REV, SHIFT TO + VIO WIRE VIO/YEL WIRE WHT WIRE WHT/RED/YEL 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

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