BMW 3 E46 (1998-2007) – fuse box

BMW 3 E46 (1998-2007) – fuse box diagram

Year of production: 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007.

The cigarette lighter fuse (power socket) on the BMW 3 E46 (1998-2007) is fuse 47 in the fuse box.

Passenger compartment fuse box (glove box)

Number
Amperes [A]
Description
1 Unused
2 Unused
3 Unused
4 Unused
5 5 Horn relay
6 5 Make-up mirror, driver’s side;

Make-up mirror, passenger’s side;

Convertible soft top control unit.

7 5 Radio controller;

AM / FM antenna amplifier;

(with central remote control lock);

On-board monitor control unit;

Spatial sound switch;

Interface;

Navigation computer

GPS receiver;

Transmitter / charger electronics;

Push button, switchable to a soft, closing roof;

Basic telephone interface;

Voice input;

Withdrawable box;

Telematics Control Unit (TCU-Everest);

Universal electronic charging module i

hands-free (ULF).

8 5 Sequential mechanical transmission
9 5 up to 03.2001 (BMS46):

General module control unit;

Lighting control center control unit;

Cruise control module;

Brake light switch;

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

Spiral 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;
from 03.2001:

Spiral 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);

Side airbag sensor RH (satellite);

Multiple restraint system control unit;

Hall sensor, driver seat belt buckle;

Hall sensor, passenger seat belt buckle (USA);

Electronic seat control;

Multiple Attachment System III / IV:

Multiple restraint control unit;

Hall sensor;

Driver seat belt buckle;

Electronic seat control;

Hall sensor;

Passenger seat belt buckle (USA);

12 7.5 03.1998-09.1999:

Sun dimming switch;

from 09.1999:

Liaison Center.

13 7.5 from 03.2000: 

Rollover sensor.

14 5 Electronic immobilizer control unit;

Shift lock.

15 5 Rain sensor;

Intermittent wiper;

Rear washer control unit (Touring).

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

Sequential mechanical transmission

M47 / TU and M57 / TU:

Digital electronics controller with diesel engine.

23 5 Auxiliary water pump
24 5 Electrochromic interior rear-view mirror;

Parking distance control unit (PDC).

25 5 Outside mirror, passenger’s side;

Thermal switch, heated spray nozzles.

26 5 Garage door opener
27 10 Light reversal relay;

Gear position switch (BMS46 with EGS 8.34);

Transmission control unit (BMS46 with GM5).

28 5 Heating and air conditioning control module;

Heater blower relay;

Relay, air conditioning compressor;

Dual-function air recirculation switch;

Temperature switch;

Rear window defogging relay (replaceable).

29 5 Digital engine electronics controller(BMS46, MS42, MS43, MSS54);

Unloading relay terminal 15

(BMS46, ME9);

Digital diesel electronics control unit

(DDE3.0, DDE5);

Gearbox control unit

(ME9 with automatic transmission).

30 7.5 Oil level sensor;

Alternator;

Temperature switch (up to 09.1998; MS42);

Drive train control unit;

Data link connector;

Diesel:

Oil level sensor;

Data link connector;

Drive train 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;

from 09.2001:

Mirror adjustment switch;

Control unit, tire damage indicator (RPA);

(all-wheel drive with DDS);

Tire pressure control system

(without all-wheel drive with DDS).

32 5 without xenon lights: 

Lighting control center control unit;

Xenon lights:

Uni lighting control center;

Left xenon headlight;

Xenon headlight, right;

Control unit for adaptive headlamps

(2003-09-03; Convertible and Coupe)

Xenon lights (as of 09.2003):

Uni lighting control center;

Control unit for adaptive headlamps (convertible).

33 5 03.1998-09.1999:

ASC / DSC button;

ABS / DSC unit (with DSC);

Central switch;

Steering Angle Sensor (with DSC);

ABS / DSC unit;

up to 03.2001 (all-wheel drive):

Switching center;

Steering Angle Sensor, DSC;

ABS / DSC unit;

as of 03.2001 (all-wheel drive): 

Switch center.

34 5 Instrument cluster control unit;

Fuel pump control (EKPS) (MS45 only).

35 50 All-wheel drive: 

ABS / DSC unit;

Cabriolet: 

Relay, convertible top drive.

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

Heater blower relay;

09.1998-09.1999:

Blower switch (with IHS);

Blower output stage (with IHKA);

from 09.1999:

Electric fan.

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

(03.1998-09.1999):

Transmitter / receiver / charging electronics;

Nokia:

Transceiver / charging electronics (up to 09.1999);

Compensator;

Basic telephone interface (as of 09.1999);

Voice input (as of 09.1999);

Telephone supplies:

Transceiver electronics / charger;

Compensator;

JBIT: Basic Phone Interface;

10 Siemens:

Voice input;

Basic telephone interface;

Withdrawable box;

Motorola (as of 06.2000):

Voice input;

Compensator;

Transmitter / charger electronics;

Interface;

Telematics control unit:

Voice input;

Telematics Control Unit (TCU-Everest);

Withdrawable box;

Antenna splitter (Coupe, replacement from 2004/09);

ULF:

Compensator;

Universal electronic charging module i

hands-free (ULF).

40 5 up to 09.2001:

Gear indicator light

09.2001:

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;

Central switch;

42 30 Central switch
43 5 Instrument cluster control unit;

Data link connector (US only).

44 20 Trailer socket
45 20 Touring: 

Intermittent wiper / wash controller, rear

46 20 Convertible soft roof control unit;

Roof module controller;

Relay, switchable top 1.

47 15 up to 03.1999: 

Cigarette lighter, front.

20 from 03.1999:

Cigarette lighter, front;

Left-hand side for small items (except Touring);

Storage compartment on the right (except Touring);

12 V socket

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

AM / FM antenna amplifier;

(with central remote control lock).

50 25 up to 09.1999:

Ignition switch

40 from 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’s side

(until 03.2003);

Mirror memory control unit,

front passenger’s side

(until 03.2003);

Driver’s outside side mirror with memory

(as of 03.2003);

Passenger’s exterior side mirror with memory

(as of 03.2003);

Mirror memory control unit, driver’s side

(as of 03.2003; Coupe, Convertible);

Mirror memory control unit, front passenger’s side

(as of 03.2003; Coupe, Convertible);

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

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

Electric 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:

Gearbox control unit

65 30 03.1998-09.1999:

Driver seat memory control unit;

Driver lumbar support switch;

from 09.1999:

Driver seat adjustment switch;

Driver’s lumbar support switch (convertible).

66 5 MS43 with SMG:

Ignition switch

67 5 Electronic immobilizer control unit;

Electrochromic interior rear-view mirror;

Control unit, internal 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 with 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;

Cabriolet:

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
READ:  BMW X6 E71, E72 (2007-2014) - fuse box

Passenger compartment fuse box (behind glove box)

Number
Amperes [A]
Description
101 50 03.1998-09.1998:

Electric fan

102 80 MSS54:

Fuse carrier;

Engine electronics (fuse number 5 (30A));

DME relay;

Digital engine electronics control unit;

SMG control unit;

MS43:

Fuse carrier, engine electronics

(fuse no.5 (30A))

DME relay;

Digital engine electronics control unit;

System control unit

power transmission;

BMS46, MS42:

terminal B +

ME9:

Potential B + distributor.

103 Unused
104 100 Heater relay
105 50 Ignition switch;

Diagnostic plug.

106 50 Ignition switch;

Center control unit

lighting control.

107 50 Trailer module;

Center control unit

lighting control.

READ:  BMW 7 G11-G12 (2019-2021...) - fuse box

Rear fuse box

Number
Amperes [A]
Description
108 200 Fuses: 35-71, 101-107
203 100 DDE relay;

Fuse carrier,

Engine electronics

(fuse no.4 (30A) –

DDE4.0 or

EGS Transmission Control GM5)

READ:  BMW 5 Series F10-F11-F07-F18 (2011-2017) - fuse box

Relay (behind glove box)

Number Description
K2 Horn relay
K4 03-1998-09.1998:

IHS Heater Blower Relay

K19 from 09.1998: 

Relay, air conditioning compressor

K47 Fog lamp relay
K96 Fuel pump relay 1

Leave a Reply