Car Wiring Diagrams for BMW 3 series E46 (1998-2003)

Wiring diagram nca (41 of 67)

Wiring diagram nca for BMW 3 series E46 (1998-2003) (41 of 67)

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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 CAN-LOW CAN-HIGH TXD 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 TSS 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 (RIGHT REAR OF ENGINE COMPT) TRANSMISSION RANGE POSITION SWITCH (RIGHT SIDE OF TRANSMISSION) TRP SENS TXD OSS TRP SENS TURBINE SHAFT SPEED SENSOR VIO WIRE WHT WIRE WHT/RED WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE

Go to component -> A/t circuit (2 of 2) -> NCA WIRE

Wiring diagram nca (42 of 67)

Wiring diagram nca for BMW 3 series E46 (1998-2003) (42 of 67)

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ANTENNA AMPLIFIER ANTENNA AMPLIFIER W/ ROD ANTENNA BLK WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/ORG WIRE CD CHANGER EXCEPT CONVERTIBLE FUSE FUSE HOLDER (GLOVE BOX) GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN RUN, ACC OR START INSTRUMENT CLUSTER CONTROL MODULE INTERIOR LIGHTS K- BUS NAVIGATION COMPUTER (IF EQUIPPED) NCA WIRE RADIO CONTROL UNIT REAR WINDOW RED WIRE RED/GRN WIRE TELEPHONE PROVISION VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE WHT/RED/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

Go to component -> Radio circuit, with hifi radio without monitor (1 of 2) -> NCA WIRE

Wiring diagram nca (43 of 67)

Wiring diagram nca for BMW 3 series E46 (1998-2003) (43 of 67)

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ANTENNA AMPLIFIER ANTENNA AMPLIFIER W/ ROD ANTENNA BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/ORG WIRE CD CHANGER CELLULAR PHONE (W/ VOICE INPUT) COUPE, SEDAN (LEFT SIDE OF RIGHT FOOTWELL) EXCEPT CONVERTIBLE FUSE FUSE HOLDER (GLOVE BOX) GRN WIRE HOT AT ALL TIMES HOT IN RUN, ACC OR START INSTRUMENT CLUSTER CONTROL MODULE ON-BOARD MONITOR CONTROL MODULE K- BUS NAVIGATION COMPUTER (IF EQUIPPED) NCA WIRE RADIO CONTROL UNIT REAR DEFROSTER RELAY REAR WINDOW RED WIRE RED/GRN WIRE SPATIAL SOUND SWITCH SPEED SWITCH CENTER TELEPHONE PROVISION VIDEO MODULE CONTROL UNIT (IF EQUIPPED) VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE WHT/RED/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE

Go to component -> Radio circuit, with top hifi radio with monitor (1 of 2) -> NCA WIRE

Wiring diagram nca (44 of 67)

Wiring diagram nca for BMW 3 series E46 (1998-2003) (44 of 67)

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BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/ORG WIRE COUPE CONVERTIBLE COUPE, SEDAN GRN WIRE L SUB LEFT FRONT MID-RANGE SPEAKER LEFT FRONT MID-RANGE, TWEETER SPEAKER LEFT FRONT TWEETER SPEAKER LEFT REAR HIGH RANGE SPEAKER LEFT REAR MID-RANGE SPEAKER LEFT REAR SPEAKER LEFT REAR WOOFER SPEAKER LEFT SUB- WOOFER SPEAKER LR AF+ LF AF+ LF MR- LF MR+ RF MR- RF MR+ LR AF- LF AF- LR R+ LR R- LFT+ LFT- NCA WIRE R SUB REAR SUBWOOFER BOX RED/GRN WIRE RIGHT FRONT MID-RANGE SPEAKER RIGHT FRONT MID-RANGE, TWEETER SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT FRONT WOOFER SPEAKER LEFT FRONT WOOFER SPEAKER RIGHT REAR HIGH RANGE SPEAKER RIGHT REAR MID-RANGE SPEAKER RIGHT REAR SPEAKER RIGHT REAR WOOFER SPEAKER RIGHT SUB- WOOFER SPEAKER SEDAN SPD SIG SPD SIG SPD SIG RR R- RFW- RFW+ RR- RR+ 31 SUBWOOFER BOX (EXCEPT CONVERTIBLE) SWITCH WHT WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE

Go to component -> Radio circuit, with top hifi radio with monitor (2 of 2) -> NCA WIRE

Wiring diagram nca (45 of 67)

Wiring diagram nca for BMW 3 series E46 (1998-2003) (45 of 67)

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ANTENNA AMPLIFIER ANTENNA AMPLIFIER W/ ROD ANTENNA BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/ORG WIRE CD CHANGER COUPE, SEDAN (LEFT SIDE OF RIGHT FOOTWELL) EXCEPT CONVERTIBLE FUSE FUSE HOLDER (GLOVE BOX) GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN RUN, ACC OR START INSTRUMENT CLUSTER CONTROL MODULE INTERIOR LIGHTS K- BUS NAVIGATION COMPUTER (IF EQUIPPED) NCA WIRE RADIO CONTROL UNIT REAR DEFROSTER RELAY REAR WINDOW RED WIRE RED/GRN WIRE SPATIAL SOUND SWITCH SPEED SWITCH CENTER TELEPHONE PROVISION VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE WHT/RED/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

Go to component -> Radio circuit, with top hifi radio without monitor (1 of 2) -> NCA WIRE

Wiring diagram nca (46 of 67)

Wiring diagram nca for BMW 3 series E46 (1998-2003) (46 of 67)

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BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/ORG WIRE COUPE CONVERTIBLE COUPE, SEDAN GRN WIRE L SUB LEFT FRONT MID-RANGE SPEAKER LEFT FRONT MID-RANGE, TWEETER SPEAKER LEFT FRONT TWEETER SPEAKER LEFT REAR HIGH RANGE SPEAKER LEFT REAR MID-RANGE SPEAKER LEFT REAR SPEAKER LEFT REAR WOOFER SPEAKER LEFT SUB- WOOFER SPEAKER LR AF+ LF AF+ LF MR- LF MR+ RF MR- RF MR+ LR AF- LF AF- LR R+ LR R- LFT+ LFT- NCA WIRE R SUB REAR SUBWOOFER BOX RED/GRN WIRE RIGHT FRONT MID-RANGE SPEAKER RIGHT FRONT MID-RANGE, TWEETER SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT FRONT WOOFER SPEAKER LEFT FRONT WOOFER SPEAKER RIGHT REAR HIGH RANGE SPEAKER RIGHT REAR MID-RANGE SPEAKER RIGHT REAR SPEAKER RIGHT REAR WOOFER SPEAKER RIGHT SUB- WOOFER SPEAKER SEDAN SPD SIG SPD SIG SPD SIG RR R- RFW- RFW+ RR- RR+ 31 SUBWOOFER BOX (EXCEPT CONVERTIBLE) SWITCH WHT WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE

Go to component -> Radio circuit, with top hifi radio without monitor (2 of 2) -> NCA WIRE

Wiring diagram nca (47 of 67)

Wiring diagram nca for BMW 3 series E46 (1998-2003) (47 of 67)

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1 2 SHIFT LOCK SHIFT LOCK 1 4 5 6 7 8 9 IGN GROUND GROUND GROUND BATTERY + SUPPLY + SUPPLY 2 1 14 15 16 17 V SUPPLY 28 24 BRAKE LIGHT BRAKE LIGHT 3 4 6 CAN (-) CAN (+) DIAG TXD BLK WIRE BLK/VIO WIRE BLU WIRE BLU/RED WIRE BRAKELIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) BRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/VIO WIRE CLR/BLK WIRE DIAG TXD CAN (+) CAN (-) 36 37 DIGITAL MOTOR ELECTRONICS (DME) CONTROL UNIT (LEFT REAR OF ENGINE COMPT) E-BOX (LEFT REAR OF ENGINE COMPT) FUSE FUSE HOLDER (GLOVE BOX) GRN WIRE GRN/BRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES B+ POTENTIAL DISTRIBUTOR HOT IN ACC, RUN OR START HOT IN RUN, START NCA WIRE ORG/ WIRE RED WIRE RED/WHT WIRE SHIFT LOCK SELECTOR LEVER LOCK (UNDER CENTER CONSOLE) TRANSMISSION CONTROL UNIT TRANSMISSION CONTROL UNIT (LEFT REAR OF ENGINE COMPT) VIO WIRE VIO/BLK WIRE WHT WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE

Go to component -> Shift interlock circuit -> NCA WIRE

Wiring diagram nca (48 of 67)

Wiring diagram nca for BMW 3 series E46 (1998-2003) (48 of 67)

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AIR BAG INDICATOR BATTERY SAFETY TERMINAL GENERATOR BLK WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/VIO/YEL WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/VIO WIRE COIL SPRING COMPUTER DATA LINE SYSTEM DRIVER'S AIRBAG INFLATOR ASSEMBLY DRIVER'S BELT TENSIONER (RIGHT SIDE OF DRIVER'S SEAT) DRIVER'S DOOR SIDE AIRBAG INFLATOR ASSEMBLY DRIVER'S SEAT BELT BUCKLE HALL-EFFECT SENSOR DRIVER'S SIDE IMPACT SENSOR FUSE FUSE HOLDER (GLOVE BOX) GRN WIRE GRN/BLU WIRE GRY/BLK WIRE GRY/BRN WIRE HOT IN ACCY, RUN, START HOT IN RUN, START INSTRUMENT CLUSTER CONTROL MODULE LEFT REAR DOOR SIDE AIRBAG INFLATOR ASSEMBLY MULTIPLE RESTRAINT SYSTEM CONTROL UNIT (UNDER CENTER CONSOLE) NCA WIRE PASSENGER'S AIRBAG INFLATOR ASSEMBLY PASSENGER'S BELT TENSIONER (LEFT SIDE OF PASSENGER'S SEAT) PASSENGER'S DOOR SIDE AIRBAG INFLATOR ASSEMBLY PASSENGER'S SEAT BELT BUCKLE HALL-EFFECT SENSOR PASSENGER'S SIDE IMPACT SENSOR RED WIRE RIGHT REAR DOOR SIDE AIRBAG INFLATOR ASSEMBLY SEAT MAT SEAT OCCUPANCY DETECTOR (UNDER RIGHT FRONT SEAT) VIO WIRE VIO/BLU WIRE WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/RED WIRE WHT/RED/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE

Go to component -> Supplemental restraints circuit, convertible -> NCA WIRE

Wiring diagram nca (49 of 67)

Wiring diagram nca for BMW 3 series E46 (1998-2003) (49 of 67)

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AIR BAG INDICATOR BATTERY SAFETY TERMINAL GENERATOR BLK WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/VIO/YEL WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/VIO WIRE COIL SPRING COMPUTER DATA LINE SYSTEM DRIVER'S AIRBAG INFLATOR ASSEMBLY DRIVER'S BELT TENSIONER (RIGHT SIDE OF DRIVER'S SEAT) DRIVER'S DOOR SIDE AIRBAG INFLATOR ASSEMBLY DRIVER'S HEAD AREA AIRBAG INFLATOR ASSEMBLY DRIVER'S SEAT BELT BUCKLE HALL-EFFECT SENSOR DRIVER'S SIDE IMPACT SENSOR FUSE FUSE HOLDER (GLOVE BOX) GRN WIRE GRN/BLU WIRE GRY/BLK WIRE GRY/BRN WIRE HOT IN ACCY, RUN, START HOT IN RUN, START INSTRUMENT CLUSTER CONTROL MODULE LEFT REAR DOOR SIDE AIRBAG INFLATOR ASSEMBLY MULTIPLE RESTRAINT SYSTEM CONTROL UNIT (UNDER CENTER CONSOLE) NCA WIRE PASSENGER'S AIRBAG INFLATOR ASSEMBLY PASSENGER'S BELT TENSIONER (LEFT SIDE OF PASSENGER'S SEAT) PASSENGER'S DOOR SIDE AIRBAG INFLATOR ASSEMBLY PASSENGER'S HEAD AREA AIRBAG INFLATOR ASSEMBLY PASSENGER'S SEAT BELT BUCKLE HALL-EFFECT SENSOR PASSENGER'S SIDE IMPACT SENSOR RED WIRE RIGHT REAR DOOR SIDE AIRBAG INFLATOR ASSEMBLY SEAT MAT SEAT OCCUPANCY DETECTOR (UNDER RIGHT FRONT SEAT) VIO WIRE VIO/BLU WIRE WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/RED WIRE WHT/RED/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE

Go to component -> Supplemental restraints circuit, coupe -> NCA WIRE

Wiring diagram nca (50 of 67)

Wiring diagram nca for BMW 3 series E46 (1998-2003) (50 of 67)

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BLK WIRE BRN WIRE BRN/VIO WIRE BRN/WHT WIRE CENTRAL LOCKING DRIVE, TRUNK LID/TAILGATE (REAR LUGGAGE COMPT) CENTRAL LOCKING REMOTE CONTROL ELECTRONIC INTERIOR REAR-VIEW MIRROR FUSE GENERAL MODULE CONTROL UNIT (BEHIND GLOVE BOX) GLOVEBOX TRUNKLID DISABLE SWITCH GRY/BLK/YEL WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT AT ALL TIMES FUSE HOLDER (GLOVE BOX) FUSE N/A 9 15 NCA WIRE RED WIRE RED/BLK WIRE TRUNK LID RELEASE SWITCH (INTERIOR) VIO WIRE W/ INFRARED REMOTE CONTROL W/ RADIO REMOTE CONTROL WHT/BRN WIRE

Go to component -> Trunk, tailgate, fuel door circuit, convertible -> NCA WIRE

BMW 3 series E46 (1998-2003) nca Wiring diagrams

Wiring diagram nca (41 of 67)

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Wiring diagram nca (42 of 67)

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Wiring diagram nca (43 of 67)

List of components:

Wiring diagram nca (44 of 67)

List of components:

Wiring diagram nca (45 of 67)

List of components:

Wiring diagram nca (46 of 67)

List of components:

Wiring diagram nca (47 of 67)

List of components:

Wiring diagram nca (48 of 67)

List of components:

Wiring diagram nca (49 of 67)

List of components:

Wiring diagram nca (50 of 67)

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