BMW 1-Series (F20/F21; 2012 – 2017) – fuse box diagram
Year of production: 2012, 2013, 2014, 2015, 2016, 2017
Engine compartment
It is located in the right side of the engine compartment.
| Number | Ampere |
| 18 | 15 |
| 19 | 10 |
| 20 | 5 |
| 21 | 5 |
| 22 | 7,5 |
| 23 | 10 |
| 24 | 10 |
| 25 | 5 |
| 26 | 5 |
| 27 | 10 |
| 28 | 5 |
| 29 | 5 |
| 30 | — |
| 31 | 7,5 |
| 32 | 5 |
| 33 | 10 |
| 34 | 10 |
| 35 | — |
| 36 | 40 |
| 37 | 40 |
| 38 | — |
| 39 | — |
| 40 | 15 |
| 41 | 10 |
| 42 | 5 |
| 43 | 15 |
| 44 | 5 |
| 45 | 5 |
| 46 | 5 |
| 47 | 5 |
| 48 | 10 |
| 49 | — |
| 50 | 5 |
| 51 | — |
| 52 | 7,5 |
| 53 | 5 |
| 54 | 7,5 |
| 55 | 5 |
| 56 | 5 |
| 57 | 40 |
| 58 | 30 |
| 59 | — |
| 60 | — |
| 61 | — |
| 62 | 30 |
| 63 | 30 |
| 64 | 20 |
| 65 | 20 |
| 65 | 20 |
| 66 | 20 |
| 67 | 30 |
| 68 | 30 |
| 69 | 20 |
| 70 | 20 |
Assignment of the fuses
BDC (Body Domain Controller)
| Number | Description |
| 1 | 54-pin connector |
| 2 | 12-pin connector |
| 3 | 42-pin connector |
| 4 | 54-pin connector |
| 5 | Fuses |
| 6 | Connector (1-pin, positive) |
| 7 | Relays |
| 8 | 54-pin connector |
| 9 | 54-pin connector |
| 10 | 54-pin connector |
| Fuses | Relays |
| Switching center in the steering column (SZL) | Electric windows |
| Control panel for driver assistance systems | Central locking |
| Lighting control panel | Headlight washers |
| LED headlights | Starter |
| Rear electronic module (REM) | Horn |
| Connector OBDII, IHKA | Windshield wiper at 1/2 speed |
| Electronic block of external door handle | |
| Window lifter | |
| Central locking |
Luggage compartment
One unit is located on the right side, behind the sound insulation. The second – in the center, under the lining.
| Number | Ampere |
| 80 | 30 |
| 82 | 20 |
| 83 | 30 |
| 85 | 7,5 |
| 100 | 15 |
| 101 | — |
| 102 | — |
| 103 | 5 |
| 104 | 5 |
| 105 | — |
| 106 | 40 |
| 107 | 40 |
| 108 | — |
| 109 | — |
| 110 | — |
| 111 | — |
| 112 | — |
| 123 | 20 |
| 124 | 20 |
| 115 | — |
| 116 | 30 |
| 117 | 30 |
| 118 | — |
| 119 | — |
| 120 | 5 |
| 121 | 20 |
| 122 | 30 |
| 123 | 40 |
| 124 | 5 |
| 125 | 5 |
| 126 | 10 |
| 127 | 5 |
| 128 | 5 |
| 130 | 5 |
| 131 | — |
| 132 | 5 |
| 133 | — |
| 134 | — |
| 135 | 5 |
| 136 | — |
| 137 | 20 |
| 138 | — |
| 139 | 20 |
| 140 | 20 |
| 141 | 20 |
| 142 | 30 |
| 143 | 5 |
| 144 | 10 |
| 145 | 15 |
| 146 | 5 |
| 147 | 5 |
| 148 | 5 |
| 149 | 7,5 |
| 150 | 5 |
| 151 | 5 |
| 152 | 5 |
| 153 | 5 |
| 154 | 5 |
| 155 | 15 |
| 156 | — |
| 157 | — |
| 158 | — |
| 159 | 5 |
| 160 | 20 |
| 161 | 20 |
| 162 | 20 |
| 163 | 20 |
| 164 | 20 |
| 165 | 20 |
| 166 | — |
Assignment of the fuses
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.