BMW X2 F39 (2018 – 2023) Fuse Box Location & Diagrams
The BMW X2 F39 (2018–2023) features multiple fuse boxes that protect essential electrical systems and components. This blog provides accurate fuse box locations, detailed fuse diagrams, and relay information, helping you quickly identify the correct fuse for maintenance, troubleshooting, or replacing a blown fuse with confidence.
Fuse Box Location
Passenger Compartment Fuse Boxes
Engine Compartment Fuse Boxes
The high-power fuse box is attached to the battery positive terminal.
Fuse Box Diagrams
Passenger Compartment Fuse Boxes
Fuse/relay box
The fuses are located in the glove compartment. Information on the fuse types and locations, as well as the positions of any other fuse boxes, is found on a separate sheet in the fuse box.
- Open the glove compartment.
- Swing the cover down, arrow.
| № | Amps | Function |
|---|---|---|
| 30 | – | – |
| 31 | – | – |
| 32 | 40A | Body Domain Controller |
| 33 | – | – |
| 34 | 40A | Fan output stage |
| 35 | 50A | Body Domain Controller |
| 37 | 5A | Parking brake button |
| 38 | 5A | Siren with tilt sensor |
| 39 | 5A | Roof function center |
| 40 | 5A | Dynamic Stability Control (DSC) |
| 41 | 5A | Instrument cluster control unit |
| 42 | 5A | Remote control receiver |
| 43 | 30A | Roof Function Center |
| 44 | 20A | Right headlight |
| 45 | 30A | Without electromechanical parking brake: Dynamic Stability Control (DSC) |
| 40A | With electromechanical parking brake: Dynamic Stability Control (DSC) | |
| 46 | 5A | Natural vacuum leak detection |
| 47 | 20A | Left headlight |
| 48 | 30A | Selective Catalytic Regeneration (SCR) Control Unit |
| 49 | 5A | Electric exhaust flap, electric auxiliary heater control electronics #2 |
| 50 | 5A | Radiator shutter actuator, catalytic converter sensor (except PHEV) |
| 51 | 5A | Fan Base |
| 52 | 5A | Electrochromic interior rear view mirror |
| 53 | 5A | Automatic air recirculation control (AUC) sensor |
| 54 | 5A | Electromechanical power steering |
| 55 | 5A | Reversing camera, parking assistant |
| 56 | 5A | Longitudinal Torque Distribution, Vehicle Sound Generator (PHEV), Vehicle Sound Generator #2 (PHEV) |
| 57 | – | – |
| 58 | 10A | Steering column switch |
| 59 | 5A | Camera-based driver assistance system |
| 60 | 5A | Additional optional system |
| 61 | 20A | Head unit (radio or navigation system) |
| 62 | 5A | Front interior lighting, rain light, solar condensation sensor, vanity mirror lighting, third row interior lighting, trim strip lighting, interior trim lighting, door trim lighting |
| 63 | 20A | Trailer socket |
| 64 | – | – |
| 65 | 20A | Front cigarette lighter (12V socket), socket (under glove box) |
| 66 | 20A | Electric fuel pump control electronics |
| 67 | 5A | Outside mirror (front passenger) |
| 68 | 5A | Touchbox, controller (CON), USB hub, USB charging connector #3 |
| 69 | 5A | Outside mirror (switch block – driver’s door) |
| 70 | 5A | Luggage compartment light, glove box light, rear lid button on the inside of the rear lid |
| 71 | 7.5A | Instrument cluster control unit |
| 72 | 5A | Electric fan cut-out relay |
| 5A | Fan >400W: Built-in power module | |
| 73 | 10A | Driver’s Seat Back Adjustment (Valve Block), Driver’s Lumbar Support Valve Block, Driver’s Seat Back Width Adjustment Switch |
| 74 | 7.5A | Gasoline (TU): Turbocharger coolant pump |
| 75 | 10A | Front passenger seat backrest adjustment (valve block), passenger lumbar support valve block, passenger seat backrest width adjustment switch |
| 76 | – | – |
| 77 | 10A | Nitrogen Oxide Sensor Downstream Selective Catalytic Reduction (SCR) Converter |
| 78 | 15A | Selective Catalytic Regeneration (SCR) Control Unit |
| 79 | 5A | Base, Wireless Charging Accessory Tray, Wireless Charging Accessory Tray Antenna Booster |
| 80 | 5A | Front interior lighting |
| 81 | 15A | Electronic transmission control |
| 82 | 5A | Selector level (gear switch) |
| 83 | 7.5A | Digital engine electronics. |
| 84 | 5A | With manual transmission: clutch module |
| 5A | With dual clutch transmission: dual clutch transmission control unit, dual clutch transmission relay. | |
| 85 | 5A | Electrochromic interior rear view mirror |
| 86 | – | – |
| 87 | – | – |
| 88 | – | – |
| 89 | – | – |
| 90 | 5A | Automatic tailgate release |
| 91 | – | – |
| 92 | 10A | Optional optional system |
| 93 | – | – |
| 94 | 20A | Remote control electronics for seat back release |
| 95 | 30A | Seat adjustment switch block, front passenger side |
| 96 | 10A | Trunk/tailgate lock |
| 97 | 5A | Auxiliary control unit |
| 98 | – | – |
| 99 | – | – |
| 100 | 5A | PHEV: high voltage battery pack |
| 101 | 5A | ID Reader, Car Sharing Module (CSM) |
| 102 | – | – |
| 103 | 20A | Right headlight |
| 104 | 20A | Left headlight |
| 105 | – | – |
| 106 | – | – |
| 107 | 40A | Rear door function module |
| 108 | 30A | 2020-2022: Rear door function module |
| 109 | 5A | Bistable relay |
| 110 | 5A | Bistable relay |
| 111 | 5A | Bistable relay |
| 112 | – | – |
| 113 | – | – |
| 114 | – | – |
| 115 | 5A | PHEV: convenient charging electronics |
| 116 | – | – |
| 117 | – | – |
| 118 | – | – |
| 119 | 20A | Trailer module |
| 120 | 20A | Trailer module |
| 121 | 7.5A | USB charging port #4 |
| 122 | 5A | PHEV: gas generator with safety battery terminal |
| 123 | 5A | PHEV: electric air conditioning compressor, additional electric heater |
| 124 | 10A | PHEV: Electrical Machine Electronics |
| 125 | – | – |
| 126 | – | – |
| 127 | 30A | Electronic driver’s seat heater (basic version), driver’s seat module (High version) |
| 128 | 30A | Electronically heated front passenger seat |
| 129 | 30A | Hi-Fi amplifier |
| 130 | 10A | Petrol: Coolant pump 2 in low temperature coolant circuit |
| 131 | 30A | Longitudinal torque distribution, transmission oil pump (PHEV) |
| 132 | 20A | Socket under armrest, socket in trunk |
Body Domain Controller
It is located in the front pillar on the passenger side, under the glove box.
| № | Amps | Function |
|---|---|---|
| 1 | 30A | Electric windows (passenger) |
| 2 | 30A | Electric windows (driver’s side – rear) |
| 3 | 20A | Door lock (front passenger) |
| 4 | 30A | Electric windows (driver) |
| 5 | 30A | Heated rear window |
| 6 | 30A | Power window (passenger side – rear) |
| 7 | 30A | Door lock (driver) |
| 8 | – | – |
| 9 | 5A | Lighting control panel, steering column switch combination, driver assistance system control panel with hazard warning light switch |
| 10 | 7.5A | Diagnostic connector |
| 11 | 7.5A | Heating/Air Conditioning System, Rear Door Function Module |
| 12 | 5A | Analysis of the electronics for contactless opening of the rear door, telematic communication unit, electronic module of the external door handle (driver/passenger) |
| 13 | 15A | Horn |
| 14 | – | – |
Engine Compartment Fuse Boxes
Power Fuse Box
| № | Amps | Function |
|---|---|---|
| 400 | 250A | Front Junction Box |
| 401 | 60A | Electrical fan cut-out relay (400W Fan) |
| 80A | Electric fan cut-off relay (600W Fan) | |
| 125A | Electric fan cut-off relay (800W Fan) | |
| 402 | 125A | Electromechanical power steering |
| 403 | 60A | Dynamic Stability Control (DSC) |
| 404 | 125A | Body Domain Controller |
| 405 | 100A | Front Electric Auxiliary Heater |
| 406 | 40A | Diesel: fuel filter heating |
| 40A | Steptronic Dual Clutch: Dual Clutch Transmission Relay | |
| 60A | Control electronics for electric auxiliary heater in the engine compartment |
Built-in power module
Diesel
| № | Amps | Function |
|---|---|---|
| 1 | 7.5A | Oil pressure control valve, Oil level sensor, Compressor bypass flap switching valve (except 2.0L B47) |
| 2 | 7.5A | Coolant pump switching valve, Piston cooling solenoid valve |
| 3 | 7.5A | Fuel quantity control valve |
| 4 | 7.5A | Except B47 TOP: Turbocharger control flap pressure converter; B47 TOP: Coolant shut-off valve for low-pressure stage turbocharger |
| 5 | 15A | DDE (Digital Diesel Electronics) |
| 6 | 20A | EGR cooler bypass valve, Nitrogen oxides (NOx) sensor before SCR catalytic converter |
| 7 | 15A | Oxygen sensor before catalytic converter, Oxygen sensor after catalytic converter |
| 8 | 5A | DDE (Digital Diesel Electronics), Fuel rail pressure control valve |
| 9 | 40A | B37 with dual-clutch transmission: Starter |
| 10 | 40A | DDE (Digital Diesel Electronics) |
| 11 | 40A | Fuel filter heater |
| 14 | 40A | DDE (Digital Diesel Electronics) |
| 15 | 40A | DDE (Digital Diesel Electronics) |
Gasoline
| № | Amps | Function |
|---|---|---|
| 1 | 20A | Except TU, PHEV: DME (Digital Motor Electronics) |
| 7.5A | TU: Thermal management module, Oil pressure control valve, Oil level sensor | |
| 2 | 15A | Except TU, PHEV: DME (Digital Motor Electronics) |
| 3 | 10A | Except TU, PHEV: DME (Digital Motor Electronics) |
| 4 | 15A | Except TU, PHEV: DME (Digital Motor Electronics) TU: Engine ventilation heating, Purge valve (B48) |
| 5 | 20A | Except TU, PHEV: DME (Digital Motor Electronics) TU: Oxygen sensor after catalytic converter, Oxygen sensor before catalytic converter |
| 6 | 40A | Except TU: DME (Digital Motor Electronics) |
| 7 | 50A | Except TU, PHEV: Electric fan |
| 8 | 15A | TU: DME (Digital Motor Electronics) |
| 9 | – | – |
| 10 | 30A | TU: DME (Digital Motor Electronics) |
| 11 | 20A | TU: DME (Digital Motor Electronics) |
| 14 | 40A | TU: DME (Digital Motor Electronics) |
| 18 | 10A | TU: DME (Digital Motor Electronics), VANOS intake solenoid actuator, VANOS exhaust solenoid actuator, Tank ventilation valve |
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