BMW 3 E46 (1998-2007) – fuse box

No.
Amps [A]
Description 1 – Unused 2 – Unused 3 – Unused 4 – Unused 5 5 Horn relay 6 5 Makeup mirror, driver side;

Makeup mirror, passenger side;

Conversion soft top control unit.

7 5 Radio Controller;

AM/FM antenna amplifier;

(with central remote control lock);

On-board monitor control unit;

Spatial sound switcher;

Interface;

Navigation computer

GPS receiver;

Transmitter/charger electronics;

Push button, toggle soft close roof;

Basic telephone interface;

Voice input;

Pull-out box;

Telematic control unit (TCU-Everest);

Universal electronic charging module and

hands-free (ULF).

8 5 Sequential mechanical transmission 9 5 through 03.2001 (BMS46):

General module control unit;

Lighting control center control unit;

Cruise control module;

Brake light switch;

Coil spring;
03.1998-09.1999 (MS42 or DDE3.0):

Coil spring;

General module control unit;

Brake light switch;

Lighting control center control unit;

09.1999-03.2001 (MS42, MS43, MSS54, DDE3.0, DDE4.0):

General module control unit;

Brake light switch;

Lighting control center control unit;

Clutch switch;
as of 03.2001:

Coil spring;

General module control unit;

Brake light switch;

Lighting control center control unit;

Clutch switch module;

10 5 Instrument cluster control unit 11 5 Multiple security system II:

LH side airbag sensor (satellite);

RH side airbag sensor (satellite);

Multiple restraint system control unit;

Hall sensor, driver’s seat belt buckle;

Hall sensor, passenger seat belt buckle (US);

Electronic seat control;

Multiple attachment system III/IV:

Multiple restraint control unit;

Hall sensor;

Driver’s seat belt buckle;

Electronic seat control;

Hall sensor;

Passenger seat belt buckle (USA);

12 7.5 03.1998-09.1999:

Solar blackout switch;

as of 09.1999:

Liaison center.

13 7.5 as of 03.2000:

Rollover sensor.

14 5 Electronic immobilizer control unit;

Gear shift lock.

15 5 Rain Sensor;

Intermittent wiper;

Rear washer control (Touring).

16 – Unused 17 – Unused 18 – Unused 19 – Unused 20 – Unused 21 – Unused 22 5 S54:

Sequential mechanical transmission

M47/TU and M57/TU:

Diesel digital electronics controller.

23 5 Auxiliary water pump 24 5 Electrochromic interior rearview mirror;

Parking distance control (PDC) unit.

25 5 Exterior mirror, passenger side;

Thermal switch, heated spray nozzles.

26 5 Garage door opener mechanism 27 10 Light change relay;

Gear position switch (BMS46 with EGS 8.34);

Transmission control unit (BMS46 with GM5).

28 5 Air conditioning heating and control module;

Heating blower relay;

Relay, air conditioning compressor;

Dual-function switch with air recirculation;

Temperature switch;

Rear window evaporation relay (replaceable).

29 5 Digital engine electronics controller

(BMS46, MS42, MS43, MSS54);

Discharge relay terminal 15

(BMS46, ME9);

Digital control unit for diesel electronics

(DDE3.0, DDE5);

Transmission control unit

(ME9 with automatic transmission).

30 7.5 Oil level sensor;

Alternator;

Temperature switch (up to 09.1998; MS42);

Transmission control unit;

Data link connector;

Diesel:

Oil level sensor;

Data link connector;

Transmission control unit

(as of 06.2000; DDE3.0)

31 5 03.1998-09.1998:

Mirror adjustment switch;

09.1998-09.2001:

Tire pressure control system control unit;

as of 09.2001:

Mirror adjustment switch;

Control unit, tire damage indicator (RPA);

(all-wheel drive with DDS);

Tire pressure monitoring system

(without all-wheel drive with DDS).

32 5 without xenon lights:

Lighting control center control unit;

Xenon lights:

Uni lighting control center;

Xenon headlight, left;

Xenon headlight, right;

Control unit for adaptive headlights

(03.2003-09.2003; Convertible and Coupe)

Xenon lights (as of 09.2003):

Uni lighting control center;

Control unit for adaptive headlights (convertible).

33 5 03.1998-09.1999:

ASC/DSC button;

ABS/DSC unit (with DSC);

Center switch;

Steering angle sensor (with DSC);

ABS/DSC unit;

Through 03.2001 (all-wheel drive):

Switching center;

Steering angle sensor, DSC;

ABS/DSC unit;

From 03.2001 (all-wheel drive):

Switching center.

34 5 Instrument cluster control unit;

Fuel pump control (EKPS) (MS45 only).

35 50 All-wheel drive:

ABS/DSC unit;

Convertible:

Relay, convertible top drive.

36 50 Secondary air pump relay 37 50 03.1998-09.1998:

Heating blower relay;

09.1998-09.1999:

Blower switch (with IHS);

Blower output stage (with IHKA);

as of 09.1999:

Electric fan.

38 10 Fog light relay 39 5 Motorola transmitter/charger electronics

(03.1998-09.1999):

Transmitter/receiver/charger electronics;

Nokia:

Transmitter/receiver/charger electronics (until 09.1999);

Compensator;

Basic phone interface (as of 09.1999);

Voice input (as of 09.1999);

Telephone supply:

Transceiver electronics/charger;

Compensator;

JBIT: basic phone interface;

10 Siemens:

Voice input;

Basic telephone interface;

Pull-out box;

Motorola (as of 06.2000):

Voice input;

Compensator;

Transmitter/charger electronics;

Interface;

Telematic control unit:

Voice input;

Telematics Control Unit (TCU-Everest);

Pull-out box;

Antenna distributor (Coupe, interchangeable from 2004.09);

ULF:

Compensator;

Universal electronic charging module and

hands-free (ULF).

40 5 through 09.2001:

Gear indicator light

09.2001 r.:

Steering angle sensor, DSC;

Gear indicator light (US only);

all-wheel drive:

Steering angle sensor;

DSC.

41 30 On-board monitor control unit;

Amplifier;

Radio Controller;

CD changer;

Subwoofer box;

Navigation computer;

Video module control unit;

Center switch;

42 30 Center switch 43 5 Instrument cluster control unit;

Data link connector (US only).

44 20 Trailer socket 45 20 Touring:

Intermittent wiper/wash control, rear

46 20 Conversion soft roof control unit;

Roof module controller;

Relay, with switchable top 1.

47 15 By 03.1999:

Cigarette lighter, front.

20 as of 03.1999:

Cigarette lighter, front;

Small items compartment, left side (except Touring);

Trinket compartment, right side (except Touring);

12-volt socket.

48 30 General module control unit 49 5 General module control unit;

AM/FM antenna amplifier;

(with central remote control lock).

50 25 By 09.1999:

Ignition switch

40 as of 09.1999:

Blower switch (with heating control);

Blower output stage (without heater control).

51 30 Headlight washer module 52 30 General module control unit 53 30 ABS/ASC unit 54 15 Fuel pump relay 1 25 DDE4.0:

Fuel pump relay 1

20 DDE5.0:

Fuel pump relay 1;

MS45:

Fuel pump control (EKPS).

55 15 Horn relay 56 30 ABS/ASC unit 57 5 Folding exterior mirror control unit;

Mirror memory control unit, driver side

(through 03.2003);

Mirror memory control unit,

front passenger side

(through 03.2003);

Driver’s outside side mirror with memory

(as of 03.2003);

Outside passenger side mirror with memory

(as of 03/2003);

Mirror memory control unit, driver side

(as of 03.2003; Coupe, Convertible);

Mirror memory control unit, front passenger side

(as of 03/03; Coupe, Convertible);

Power window motor, driver’s door with anti-trap function

(as of 03.2003; Compact, Convertible with SPMFT);

Power window motor, passenger door with anti-trap function

(as of 03.2003; Compact, Convertible with SPMFT).

58 7.5 Touring:

Relay – rear window drive;

From 03.2003; (Coupe, Convertible):

Adaptive headlight control unit.

59 30 Wiper relay 60 25 General module control unit 61 30 ABS/DSC unit 62 7.5 Water valves 63 7.5 Relay – air conditioning compressor 64 20 Independent parking heater control unit 5 DDE5:

Transmission control unit

65 30 03.1998-09.1999:

Driver’s seat memory control unit;

Driver’s lumbar support switch;

as of 09.1999:

Driver’s seat adjustment switch;

Driver’s lumbar support switch (convertible).

66 5 MS43 from SMG:

Ignition switch

67 5 Electronic immobilizer control unit;

Electrochromic interior rearview mirror;

Control unit, interior protection I;

Control unit, interior protection II (convertible);

Tilt monitoring;

Anti-theft alarm horn.

68 30 Rear window defroster relay 69 5 Tire pressure control system control unit 70 30 From SMF (Saloon, Touring):

Seat adjustment switch, front passenger seat;

without SMF (Saloon, Touring):

Passenger lumbar support switch;

Compact, Coupe:

Control unit, front passenger seat memory;

Convertible:

Control unit, front passenger seat memory;

Passenger lumbar support switch.

71 30 4-door:

General module control module

10 2-door:

General module control module

72 – Unused 73 – Unused