Fuses and relays for BMW 1 Series F20, F21 (2012-2018)
Year of manufacture: 2012, 2013, 2014, 2015, 2016, 2017, 2018.
Models: 114i , 116i, 118i, 120i, 125i, 114d, 116d, 118d, 120d, 125d.
Fuse system BMW 1 Series F20, F21 (2012-2018)
Fuse box in the engine compartment
Diagram of the fuse box
No. | Amps [A] | Description |
---|---|---|
1 | Not used | |
2 | Not used | |
3 | 5A | Control unit, roof electronics |
4 | Not used | |
5 | 7,5A | Door latch switches;
Passenger rear-view mirror. |
6 | 10 A | Motor control unit |
7 | 10 A | Electronic Automatic Transmission Control Unit (EAT) |
8 | 5A | Touch Body Control Unit |
9 | Not used | |
10 | 10 A | Seat adjustment |
11 | 5A | Front left bathroom light;
Right front light in bathroom; Rain sensor; Interior lighting. |
12 | 5A | Cut-off relay;
Dynamic Stability Control (DSC). |
13 | Not used | |
14 | Not used | |
15 | 5A | Transfer box |
16 | 10 A | Coolant pump;
Air conditioning compressor; Additional water pump. |
17 | Not used | |
18 | Not used | |
19 | 5A | Electrochromatic rear-view mirror |
20 | Not used | |
21 | 5A | Driver Assistance System |
22 | 5A | Cruise Control |
23 | 5A | Crankcase ventilation heater;
Coolant shut-off valve. |
24 | Not used | |
25 | 10 A | Steering column switches |
26 | Not used | |
27 | 5A | Instrument cluster |
28 | Not used | |
29 | 7,5A | Instrument cluster |
30 | 5A | Glovebox Illumination |
31 | 7,5A | Gear Shift Switch |
32 | 5A | Electronic Power Steering (EPS) |
33 | 5A | Air Quality Sensor |
34 | Not used | |
35 | Not used | |
36 | Not used | |
37 | Not used | |
38 | Not used | |
39 | Not used | |
40 | 40A | Fuse Box |
41 | 30A | Dynamic Stability Control (DSC) |
42 | Not used | |
43 | Not used | |
44 | Not used | |
45 | 30A | Replacement Roof |
46 | 30A | Transfer box |
47 | 20A | Heated passenger seat |
48 | 20A | Heated driver’s seat |
49 | 20A | Lighter |
50 | 30A | Driver’s seat controller;
Driver’s seat control. |
51 | 30A | Passenger seat adjustment;
Passenger seat control unit. |
52 | 12 V power supply | |
53 | Not used |
Fuse box in engine compartment (right side)
Diagram of the fuse box
No. | Amps [A] | Description |
---|---|---|
FL1 | 50A | (also 80 A) (also 125 A)Cut relay |
FL2 | 125A | Electronic Power Steering (EPS) |
FL3 | 100A | Additional Heater |
FL4 | 40A | Heated fuel filter |
FL5 | 40A | Dynamic Stability Control (DSC) |
FL6 | 40A | Fan motor |
Fuse and relay box in engine compartment
No. | Amps [A] | Description |
---|---|---|
1 | 20A | Motor control unit |
2 | 20A | Motor control unit |
3 | 10 A | Motor control unit |
4 | 15A | Motor control unit |
5 | 20A | Motor Control Unit |
6 | 40A | Motor Control Unit |
7 | 50A | Coolant Pump |
R1 | DDE main relay |
Additional fuses in passenger compartment
No. | Amps [A] | Description |
---|---|---|
1 | Not used | |
2 | Not used | |
3 | Not used | |
4 | 30A | Electric passenger window |
5 | 20A | Central Locking System |
6 | 30A | Electrical conductor window |
7 | Central locking system | |
8 | Not used | |
9 | Not used | |
10 | 5A | Control Panel;
Driver Assistance System; Heating, ventilation, and air conditioning (HVAC); Light switch. |
11 | 7,5A | Rear module,
Left Headlight. |
12 | 7,5A | Diagnostic socket |
13 | 5A | Telematics |
14 | 15A | Horn |
Fuse and relay box in the trunk
Fuse box diagram
No. | Amps [A] | Description |
---|---|---|
1 | 5A | Camera control unit |
2 | 15A | Radio Control Unit |
3 | Not used | |
4 | Not used | |
5 | Not used | |
6 | 5A | Sound System |
7 | Not used | |
8 | Not used | |
9 | 5A | Telematics |
10 | 20A | Radio Control Unit |
11 | 30A | Hi-Fi Amplifier |
12 | Not used | |
13 | Not used | |
14 | 20A | Towing Module |
15 | 20A | Towing Module |
16 | Not used | |
17 | Not used | |
18 | Not used | |
19 | Not used | |
20 | Not used | |
21 | Not used | |
22 | 5A | Siren, microwave sensor |
23 | 5A | Remote control receiver;
Vacuum leak detection. |
24 | Not used | |
25 | Not used | |
26 | Not used | |
27 | Not used | |
28 | Not used | |
29 | Not used | |
30 | Not used | |
31 | Not used | |
32 | Not used | |
33 | 10 A | Sound system |
34 | 5A | DVD drive |
35 | 5A | Baseplates |
36 | Not used | |
37 | Not used | |
38 | Not used | |
39 | Not used | |
40 | Not used | |
41 | Not used | |
42 | Not used | |
43 | Not used | |
44 | Not used | |
45 | Not used | |
46 | 20A | Trailer Socket |
47 | Not used | |
48 | Not used | |
49 | 30A | DC-DC Converter |
Fuse box in the trunk
No. | Amps [A] | Description |
---|---|---|
FL1 | 50A | Rear module |
FL2 | 10 A | Fuse Box |
FL3 | 10 A | Power Distribution |
FL4 | 125A | Power Distribution |
FL5 | 125A | Integrated power supply module |