Fuse Box

BMW 1 Series F20, F21 (2012-2018) – fuse box

Year: 2012, 2013, 2014, 2015, 2016, 2017, 2018.

Models: 114i, 116i, 118i, 120i, 125i, 114d, 116d, 118d, 120d, 125d.

Fuse locations for BMW 1 Series F20, F21 (2012-2018)

Engine compartment fuse box

Fuse block diagram

roomAmpere [A]description
1Not used
2Not used
35ARoof electronics control unit
4Not used
57.5ADoor lock switches;

Passenger rear view mirror.

610 A.The engine control unit
710 A.Electronic automatic transmission control unit (EAT)
85ABody touch control unit
9Not used
1010 A.Seat adjustment
115ALeft front lamp in bathroom;

Front right lamp in bathroom;

Rain sensor;

Interior lighting.

125ATrip relay;

Dynamic Stability Control (DSC).

13Not used
14Not used
155ATransfer case
1610 A.Cooling pump;

Air conditioning compressor;

Additional water pump.

17Not used
18Not used
195AElectrochromic rear view mirror.
20Not used
215ADriving assistance system
225AAutomatic speed control
235Acrankcase breather heater;

Coolant shut-off valve.

24Not used
2510 A.Steering column switches
26Not used
275ADevices
28Not used
297.5ADevices
305AGlove compartment lighting
317.5Agear shifter
325AElectronic Power Steering (EPS)
335AAir quality sensor
34Not used
35Not used
36Not used
37Not used
38Not used
39Not used
4040AFuse box
4130ADynamic Stability Control (DSC)
42Not used
43Not used
44Not used
4530AConvertible roof
4630ATransfer case
4720AHeated passenger seat
4820AHeated driver's seat
4920Aeasier
5030ADriver's seat controller;

Adjusting the driver's seat.

5130APassenger seat adjustment;

Passenger seat control unit.

52Power supply 12 V
53Not used

Fuse box in engine compartment (right)

Fuse block diagram

roomAmpere [A]description
FL150A(also 80 A)

(also 125 A) Interlock relay

FL2125AElectronic Power Steering (EPS)
FL3100AAdditional heater
FL440AHeated fuel filter
FL540ADynamic Stability Control (DSC)
FL640Afan motor

Engine compartment fuse and relay box

roomAmpere [A]description
120AThe engine control unit
220AThe engine control unit
310 A.The engine control unit
415AThe engine control unit
520AThe engine control unit
640AThe engine control unit
750ACoolant pump
R1Main relay DDE

Additional fuses in the cabin

roomAmpere [A]description
1Not used
2Not used
3Not used
430APassenger's power window
520Acentral locking
630APower windows
7central locking
8Not used
9Not used
105AControl Panel;

Driving assistance system;

Heating, ventilation and air conditioning (HVAC);

Switch.

117.5ARear module, left headlight.
127.5ADiagnostic connector
135ATelematics
1415ACorno

Fuse box and relay in the trunk

Fuse block diagram

roomAmpere [A]description
15ACamera control unit
215Aradio control
3Not used
4Not used
5Not used
65Asound system
7Not used
8Not used
95ATelematics
1020Aradio control
1130Ahi-fi amplifier
12Not used
13Not used
1420ATrailer towing module
1520ATrailer towing module
16Not used
17Not used
18Not used
19Not used
20Not used
21Not used
225ASiren, microwave sensor
235ARemote control receiver;

Vacuum leak detection.

24Not used
25Not used
26Not used
27Not used
28Not used
29Not used
30Not used
31Not used
32Not used
3310 A.sound system
345ADVD player
355ABase tile
36Not used
37Not used
38Not used
39Not used
40Not used
41Not used
42Not used
43Not used
44Not used
45Not used
4620Atrailer socket
47Not used
48Not used
4930ADC/DC converter

Trunk fuse box

roomAmpere [A]description
FL150ARear module
FL210 A.Fuse box
FL310 A.Energy distribution
FL4125AEnergy distribution
FL5125AIntegrated power module

READ BMW 7 E23 (1977-1987) – fuse box

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