BMW 3 G20 and G21 (2019-2023) – fuse box

BMW 3 G20 and G21 (2019-2023) – fuse box diagram

Year of production: 2019,  2020,  2021,  2022,  2023.

The cigarette lighter fuses (power socket) on the BMW 3 G20 and G21 are fuses F46 and F273 in the instrument panel fuse box.

Fuse box legend

The fuse boxes on the BMW 3G20 and G21 are located in the cargo area and in the passenger compartment. Fuse numbers related to the fuse meaning.

At the bottom of the post you will find a description of the symbols!

Diagram of the G20 / G21 fuse box 1

Number Amperes [A]
200
201
202
203 7.5
204 5
205
206 5
207
208 5
209 5
210 5
211
212 15
213
214 5
215 5
216 5
217 40
218 20
219
220 30
221
222
223
224
225 30
226 40
227 30
228
229
230 30
231 30
232 40
233
234
235
236
237
238
239
240 20
241
242
243
244 5
245
246
247 10
248
249
250 5
251
252 5
253
254 5
255 5
256 7.5
257 5
258 5
259 15
260 5
261
262 5
263
264 10
265 30
266 20
267
268 40
269 30
270
271 30
272
273 20
274
275
276
277
278 5
279
280
281 20
282
283
284 20
285
286
287
288
289 20
290
291 30
292
293
294
295
296 20
READ:  BMW 7 F01-F02 (2008-2015) - fuse and relay box

Diagram of the G20 / G21 fuse box 2

Number Amperes
101
102 7.5
103
104
105
106
107 10
108 15
109
110
111
112
113 5
114
115
116
117 30
118 5
119
120
121
122
123
124
125
126
127
128
129
130
131

Diagram of the G20 / G21 fuse box 3

Number Amperes
1 5
2 7.5
3 7.5
4 5
5 20
6 20

Diagram of the G20 / G21 fuse box 4

Number Amperes
20 30
21 30
22 30
23 30
24 30
25 20
26 20
27
28 40
29 20
30 5
31 15
32 5
33 5
34 5
35 5
36 5
37 5
38 5
39 60
40 40
41 50
46 20
47
48 20
49 10
50 30
51 30
52 20
53 30
54 20
55 30
56 30
57 10
59 5
60 4
61 5
62 5
63 5
64 5
65 5
66 5
67 5
68 5
69 5
70 5
71 5
72 7.5
73 5
74 10
75 10
76 5

Meaning of the BMW fuse symbols

The list will be updated on a regular basis. If you have any suggestions, leave a comment or write an e-mail!

READ:  BMW 4 G22 and G23 (2020-2021…) - fuse box

 

No. Symbol Description
1 ABS (anti-lock brake system),DSC (dynamic stability control)
2 Steering column function control module
3 Trailer module, tow bar
4 Head-Up Display (HUD)
5 START-STOP system
6 Electric mirrors
7 Air suspension system
8 Transmission;DSC – dynamic stability control;

SMG –  Sequential Manual Gearbox.

9 Headlamps;Rain sensor;

Light sensor;

Electronic ride height control.

10 Light module
11 CD changer;Can Gateway module.
12 Alarm
13 Parking sensors;

Home link  (garage door opener)

14 Electric fan
15 horn
16 Door module;Automatic soft closing.
17 Electric windows
18 Heated seats
19 Seat adjustment
twenty Seatbelts
21 OBD
22 Heating;Independent parking heater.

Windshield heating.

23 Cruise control
24 Rear wiper relay
25 Rear window defogger (heated rear window)
26 Washer fluid heater
27 Fan
28 Interior lights
29 Instrument cluster;Meter.
30 Air conditioning system
31 DDE Digital Diesel Electronics (DDE)
32 Fuel pump relay;Fuel pump control.
33 DME – Digital Engine Electronics;Integrated voltage module – IVM.
34 BDC (Body Domain Controller)
35 HiFi amplifier;TV tuner;

Video module.

Radio (?).

36 Tire pressure check RDV
37  Windscreen washers
38 Headlight washing system
39 Sunroof;Panoramic glass;

Convertible top module.

40 Telephone
41 Convertible top module;Convertible relay.
42 Front and rear cigarette lighter;12V socket;

Clipboard charging socket (12V).

43 Parking brake
44 Trunk lid (tailgate) lock;Automatic tailgate closing.
45 Electric rear sun visor (for BMW F60 M5)
46 Dynamic drive system
47 4-wheel drive
48 START-STOP system
49 USB
50 Hybrid system
51 Sound system
52 Electrochromic rearview mirror
53 Air suspension compressor relay

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