Fuses and relays BMW 3 Series (F30/F31/F80; 2011 - 2019)

In 2011, BMW officially introduced the sixth generation of the 3 Series, a popular premium car. The model line consists of a sedan under the index F30, station wagon F31 and F34 - a modification with a sloping roof. In this material, we will analyze in detail the fuse diagrams of the BMW 3 series of the 6th generation (316d, 316i, 318d, 318i, 320si, 320d, 323i, 325i, 328i, 330d, 330i, 335d, 335i, Hybrid) in the body of the F30 / F31 / F80  - 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 release.

Here you will find the locations and photos of the fuse blocks. Separately, we note the element responsible for the cigarette lighter.

In the luggage compartment

The power unit is located on the right side behind the casing, near the battery.

Main in the center behind the floor sheathing.

The photo is an example of the main board.

Power block diagram (near the battery)
No.	Decryption	A
1	Rear module	50
2	Fuse box	100
3	Power distribution	100
4	Main relay	125
5	Integrated power module	125

Assigment of fuses in the luggage compartment box
No.	Decryption	A
1	Camera control unit	5
2	Radio control unit	15
6	Audio system	5
9	telematics	5
10	Radio control unit	20
11	hi-fi amplifier	30
14	Trailer towing module	20
15		20
22	Signaling	5
	Microwave sensor
23	remote control receiver	5
	Vacuum leak detection
33	Audio system	10
34	DVD player	5
35		5
46	End connector	20
49	DC-DC Converter	30

In the passenger compartment

The block is located on the passenger side on the A-pillar.

Execution example.

BMW F30/F31/F80 Cabin Fuse Diagram
No.	Description	A
1	Not
2	Not
3	Not
4	Passenger Power Window	30
5	central locking	20
6	Power window driver	30
7
8	Not
9	Not
10	Control Panel	5
	Driver assistance system
	Heating, ventilation and air conditioning (HVAC)
	Light switch
11	Rear module	7.5
	Left headlight
12	Diagnostic connector	7.5
13	telematics	5
14	Signal	15

In the engine compartment

Main fuse box

Located on the right side, closer to the windshield. For access, unscrew the fixing screws of the protective lining. There are some relay modules and power fuses next to it.

Access example.

General view of the board.

Diagram
No.	Decryption	A
1	Not
2	Not
3	Control unit, roof electronics	5
4	Heating control unit	5
5	Door locks	7.5
	Passenger Rear View Mirror
6	DDE main relay	10
7	Electronic automatic transmission (EAT) control unit	10
8	touch box	5
	Body control unit
9	Not
10	Seat adjustment	10
11	Front left lamp	5
	Front right lamp
	Rain sensor
	Not
12	Trip relay	5
	Dynamic Stability Control (DSC)
13	Not
14	Not
15	Transfer case	5
16	coolant pump	10
	Air conditioning compressor
	Additional water pump
17	Not
18	Not
19	Electrochromic rearview mirror	5
20	Not
21	Driver assistance system	5
22	Cruise control	5
23	Crankcase ventilation heater	5
	Coolant shut-off valve
24	Not
25	Steering column switches	10
26	Not
27	instrument cluster	5
28	Not
29	instrument cluster	7.5
30	Glove compartment lighting	5
31	selector switch	7.5
32	Electronic Power Steering (EPS)	5
33	Air quality sensor	5
34	Not
35	Not
36	Not
37	Not
38	Not
39	Not
40	Fuse box	40
41	Dynamic Stability Control (DSC)	30
42	Not
43	Not
44	Not
45	Retractable roof	30
46	Transfer case	30
47	Passenger seat heating	20
48	Heated driver's seat	20
49	BMW F30/F31/F80 cigarette lighter fuse	20
50	Driver's seat control unit	30
	Driver seat adjustment
51	Passenger seat adjustment	30
	Passenger seat control unit
52	12V
53	Not

Power fuses

Located next to the main unit.

Diagram
No.	Description	A
1	Trip relay	50 80 125
2	Electronic Power Steering (EPS)	125
3	Additional heater	100
4	Heated fuel filter	40
5	Dynamic Stability Control (DSC)	40
6	blower motor	40

Additional block #1

Also located next to the main unit.

Diagram
No.	Decryption	A
1	Engine management	20
2		20
3		10
4		15
5		20
6		40
7	coolant pump	50
R1	Main relay DDE

Additional block #2

Located on the left side of the engine compartment.

Diagram
No.	Purpose	A
1	Rail pressure control valve	20
	Fuel volume regulator
	Camshaft position sensor
	Boost pressure control solenoid
2	Oxygen sensor before catalytic converter	20
	Oxygen sensors behind the catalytic converter
	Mass flow meter
	Oil level sensor
	EGR cooler changeover valve
3	DDE control unit	30
R1	Main relay DDE