BMW 3 series E90/E91/E92/E93 (2005-2010) tcu Wiring diagrams

A/T ACTIVE BODYWORKS SYSTEM ANTENNA DIVERSITY (COUPE, WAGON) ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRAKE LIGHT SWITCH (UNDER LEFT SIDE OF DASH) BRN WIRE BRN/BLK WIRE BRN/GRY WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) CLUTCH SWITCH MODULE (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CRASH SAFETY MODULE CRUISE CONTROL SYSTEM DC/DC CONVERTER DME CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) ELECTRIC STEERING LOCK EXCEPT CONVERTIBLE FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) FUSE GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BRN WIRE HOOD CONTACT SWITCH (LEFT REAR OF ENGINE COMPT) HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) FUSE M/T MULTIPLE RESTRAINT SYSTEM CONTROL UNIT NCA WIRE ORG/GRN WIRE RED WIRE RED/BLU WIRE RED/YEL WIRE RELAY REMOTE CONTROL RECEIVER SEAT OCCUPANCY RECOGNITION STARTING/CHARGING SYSTEM TCU TELE SIG LID CONTACT REAR LID SIG TERM 15 SIG TERM 15 SIG TERM R SIG TERM R SIG TERM R TERM R SIG TERMINAL TERMINAL 15 RELAY TOWING HITCH INTERLCK SENS GROUND TERM 15 SIG TERM 15 SIG TRANS SIG TRANSMISSION CONTROL MODULE TRANSMISSIONS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE YEL/VIO WIRE

AMPLIFIER AUC SENSOR AUXILIARY BRAKE LIGHT BRN WIRE BRN/BLK WIRE CD DIGITAL CHANGER TUNER US COMFORT ACCESS CONTROL MODULE CONVERTIBLE WAGON COUPE CONVERTIBLE WAGON 2 5 1 COUPE WAGON 2 3 COUPE, WAGON TIRE PRESSURE CONTROL RIGHT (RDC) TAIL LIGHT EJECT BOX ELECTROCHROMIC INTERIOR REAR VIEW MIRROR ELECTRONICS JUNCTION BOX FOOTWELL MODULE FUEL PUMP CONTROL (EKPS) GEAR INDICATOR LIGHTING LEFT RIGHT LICENSE LICENSE PLATE PLATE LIGHT LIGHT NCA WIRE PARK DISTANCE CONTROL (PDC) REAR PASSENGER'S SIDE POWER WINDOW SWITCH REAR PASSENGER'S SIDE SYSTEM LOCK REAR WINDOW DUAL REMOTE DEFROSTER CONTROL RECEIVER RIGHT HEADLIGHT RIGHT INNER TAIL LIGHT RIGHT LICENSE PLATE LIGHT RIGHT REAR MICROWAVE SENSOR RIGHT RELEASE ROLLER COVER MOTOR SATELLITE RECEIVER STEPTRONIC SWITCH TCU TOWING TOWING HITCH HITCH RELEASE RELEASE DRIVE UNIT TRAILER SOCKET TRUNK LID BUTTON TRUNK LID LEFT CENTRAL INNER LOCKING TAIL DRIVE LIGHT USB- HUB VIDEO MODULE WASHER FLUID LEVEL SWITCH

1 2 (PIN 3-10 NOT USED) BISTABLE RELAY BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/ORG WIRE CAR INFORMATION COMPUTER CIC CD CHANGER (LEFT SIDE OF REAR COMPT) CENTRAL INFORMATION DISPLAY COMPUTER DATA LINES SYSTEM DIGITAL TUNER US ELECTRONICS JUCNTION BOX FUSE FUSE 18 FUSE 19 GRN WIRE GRY/RED WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) MOST-BUS CONNECTOR NCA WIRE ODBI SOCKET ON LEFT IN BUMPER TV ANTENNA ON RIGHT IN BUMPER TV ANTENNA ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE ROOF ANTENNA TCU USB PORT VIDEO MODULE (LEFT SIDE OF REAR COMPT) WHT WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

1 2 (PIN 3-10 NOT USED) BISTABLE RELAY BLK WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE CAR INFORMATION COMPUTER CIC CD CHANGER (LEFT SIDE OF REAR COMPT) CENTRAL INFORMATION DISPLAY COMPUTER DATA LINES SYSTEM DIGITAL TUNER US ELECTRONICS JUCNTION BOX FUSE FUSE 18 FUSE 19 GRN WIRE GRY/RED WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) MOST-BUS CONNECTOR NCA WIRE ODBI SOCKET ON LEFT IN BUMPER TV ANTENNA ON RIGHT IN BUMPER TV ANTENNA ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE ROOF ANTENNA ROOF ANTENNA 2 SAT SATELLITE RECEIVER (LEFT SIDE OF REAR COMPT) TCU USB PORT VIDEO MODULE (LEFT SIDE OF REAR COMPT) WHT WIRE YEL WIRE

1 2 3 4 (PIN 5-10 NOT USED) BISTABLE RELAY BLK WIRE BLU WIRE BRN WIRE CCC/M-ASK CD CHANGER (LEFT SIDE OF REAR COMPT) CENTRAL INFORMATION DISPLAY COMPUTER DATA LINES SYSTEM DIGITAL TUNER US ELECTRONICS JUCNTION BOX FUSE FUSE 18 FUSE 19 GPS GRN WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) MOST-BUS CONNECTOR NCA WIRE ON LEFT IN BUMPER TV ANTENNA ON RIGHT IN BUMPER TV ANTENNA ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE ROOF ANTENNA ROOF ANTENNA 2 SAT SATELLITE RECEIVER (LEFT SIDE OF REAR COMPT) TCU VIDEO MODULE (LEFT SIDE OF REAR COMPT) WHT WIRE YEL WIRE

1 2 (PIN 3-10 NOT USED) ANTENNA DIVERSITY BISTABLE RELAY BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/ORG WIRE CAR INFORMATION COMPUTER CIC CD CHANGER (LEFT SIDE OF REAR COMPT) CENTRAL INFORMATION DISPLAY COMPUTER DATA LINES SYSTEM COUPE, SEDAN ELECTRONICS JUCNTION BOX EXCEPT WAGON FUSE FUSE 18 FUSE 19 GRN WIRE GRY/RED WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT SIDE WINDOW ANTENNA LEFT SIDE WINDOW ANTENNA AMPLIFIER MOST-BUS CONNECTOR NCA WIRE ODBI SOCKET ORG/ WIRE ORG/GRN WIRE REAR SPOILER AM/FM AERIAL (WAGON) REAR-WINDOW AERIAL RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT SIDE WINDOW ANTENNA RIGHT SIDE WINDOW ANTENNA AMPLIFIER TCU USB PORT VIDEO MODULE (LEFT SIDE OF REAR COMPT) WAGON WAGON COUPE, SEDAN WHT WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

1 2 (PIN 3-10 NOT USED) ANTENNA DIVERSITY BISTABLE RELAY BLK WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE CAR INFORMATION COMPUTER CIC CD CHANGER (LEFT SIDE OF REAR COMPT) CENTRAL INFORMATION DISPLAY COMPUTER DATA LINES SYSTEM COUPE, SEDAN ELECTRONICS JUCNTION BOX EXCEPT WAGON FUSE FUSE 18 FUSE 19 GRN WIRE GRY/RED WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT SIDE WINDOW ANTENNA LEFT SIDE WINDOW ANTENNA AMPLIFIER MOST-BUS CONNECTOR NCA WIRE ODBI SOCKET ORG/ WIRE ORG/GRN WIRE REAR SPOILER AM/FM AERIAL (WAGON) REAR-WINDOW AERIAL RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT SIDE WINDOW ANTENNA RIGHT SIDE WINDOW ANTENNA AMPLIFIER ROOF ANTENNA SAT SATELLITE RECEIVER (LEFT SIDE OF REAR COMPT) TCU USB PORT VIDEO MODULE (LEFT SIDE OF REAR COMPT) WAGON WAGON COUPE, SEDAN WHT WIRE WHT/VIO WIRE YEL WIRE

1 2 3 4 (PIN 5-10 NOT USED) ANTENNA DIVERSITY BISTABLE RELAY BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRN WIRE BRN/ORG WIRE CCC/M-ASK CD CHANGER (LEFT SIDE OF REAR COMPT) CENTRAL INFORMATION DISPLAY COMPUTER DATA LINES SYSTEM COUPE, SEDAN ELECTRONICS JUCNTION BOX EXCEPT WAGON FUSE FUSE 18 FUSE 19 GPS GRN WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT SIDE WINDOW ANTENNA LEFT SIDE WINDOW ANTENNA AMPLIFIER MOST-BUS CONNECTOR NCA WIRE ORG/ WIRE ORG/GRN WIRE REAR SPOILER AM/FM AERIAL (WAGON) REAR-WINDOW AERIAL RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT SIDE WINDOW ANTENNA RIGHT SIDE WINDOW ANTENNA AMPLIFIER ROOF ANTENNA SAT SATELLITE RECEIVER (LEFT SIDE OF REAR COMPT) TCU VIDEO MODULE (LEFT SIDE OF REAR COMPT) WAGON WAGON COUPE, SEDAN WHT WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

ACTIVE CRUISE CONTROL BISTABLE RELAY BLK/RED WIRE BLU WIRE BRN WIRE CCC/M-ASK DC/DC CONVERTER DRIVER'S LUMBAR SUPPORT SWITCH DRIVER'S LUMBAR SUPPORT VALVE BLOCK DRIVER'S SEAT BACKREST WIDTH ADJUSTMENT SWITCH DRIVER'S SEAT BACKREST WIDTH ADJUSTMENT VALVE BLOCK DUAL COMFORT REMOTE ACCESS CONTROL CONTROL RECEIVER MODULE EDC ELECTRONIC DAMPER CONTROL (4.0L) EJECT BOX ELECTRONICS JUNCTION BOX FOOTWELL MODULE FROM CAR ACCESS SYSTEM (DIAGRAM 3 OF 5) FROM FUSE 24 (DIAGRAM 3 OF 5) FROM FUSE 28 (JUNCTION BOX) (DIAGRAM 3 OF 5) FROM FUSE 6 (JUNCTION BOX) (DIAGRAM 3 OF 5) FROM FUSE 70 (DIAGRAM 4 OF 5) FROM FUSE 85 (JUNCTION BOX) (DIAGRAM 3 OF 5) FROM TERMINAL 15 RELAY (DIAGRAM 3 OF 5) FUSE 20 FUSE 21 FUSE 22 FUSE 23 FUSE 31 FUSE 32 FUSE 86 FUSE 56 FUSE 59 FUSE 61 FUSE 74 GRN WIRE INDEPENDENT/ AUXILIARY HEATING CONTROL MODULE INSTRUMENT CLUSTER CONTROL MODULE JUNCTION BOX (UNDER RIGHT NCA WIRE PASSENGER'S LUMBAR SUPPORT SWITCH PASSENGER'S LUMBAR SUPPORT VALVE BLOCK PASSENGER'S SEAT BACKREST ADJUSTMENT SWITCH PASSENGER'S SEAT BACKREST WIDTH ADJUSTMENT VALVE BLOCK RED WIRE RED/BLK WIRE RED/BRN WIRE RED/GRN WIRE RED/WHT WIRE RED/WHT/YEL WIRE RED/YEL WIRE SIDE OF DASH) TCU TO FUSE 80 (JUNCTION BOX) (DIAGRAM 4 OF 5) TRAILER MODULE TRANSMISSION CONTROL TRANSMISSION CONTROL DKG VIO WIRE WHT WIRE YEL WIRE

ANTENNA DIVERSITY AV SOCKET BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE CD CHANGER (LEFT SIDE OF REAR COMPT) COMPUTER DATA LINES SYSTEM CONVERTIBLE TOP MODULE FM ANTENNA 1 FM ANTENNA 3 FM FM ANTENNA 2 ANTENNA 4 FUSE 14 FUSE 18 FUSE 19 GRN WIRE GRY WIRE GRY/RED WIRE JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT FRONT MID-RANGE SPEAKER LEFT REAR MID-RANGE SPEAKER LEFT SIDE SECTION ANTENNA AMPLIFIER LEFT SUB- WOOFER MOST-BUS CONNECTOR NCA WIRE ORG/GRN WIRE RADIO REAR WINDOW ANTENNA AMPLIFIER REAR-WINDOW AERIAL RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RELAY ENERGIZED RIGHT FRONT MID-RANGE SPEAKER RIGHT REAR MID-RANGE SPEAKER RIGHT SIDE SECTION ANTENNA AMPLIFIER RIGHT SUB- WOOFER ROOF ANTENNA 2 SAT SATELLITE RECEIVER (LEFT SIDE OF REAR COMPT) TCU TELEPHONE RETROFIT PACKAGES CONNECTOR TELEPHONE TRANSCEIVER (CENTER OF REAR COMPT) WHT WIRE WHT/BRN WIRE YEL/BRN WIRE YEL/RED WIRE