
Cupra Born 2026 Fuse Box Info
Passenger compartment fuse box location:

The fuse box is located at the left side of the steering column at the bottom of the instrument panel behind the cover (Left-hand drive vehicle). The fuse box is located behind the cover in the glove box (Right-hand drive vehicle).
Engine compartment fuse box location:

Fuse Box Diagram | Layout
Passenger compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 2 | 15A | Airbag control unit |
| 4 | 7.5A | Front camera |
| 5 | 25A | On-board network control unit |
| 6 | 30A | On-board network control unit |
| 7 | 30A | Seat heating control unit |
| 8 | 20A | Sunroof |
| 9 | 30A | Rear left window control / left hand door control unit |
| 13 | 40A | On-board network control unit |
| 14 | 30A | Digital sound amplifier |
| 17 | 5A | Exterior mirrors / Park assist control unit / Blind spot control unit |
| 18 | 5A | Access and start system / Steering column locking / Anti-theft protection control unit |
| 19 | 5A | Instrument cluster / Navigation system OCU4 |
| 20 | 7.5A | Transmission and reception stabilisation control unit / Mobile interface / Media device interface |
| 21 | 7.5A | Top view camera |
| 22 | 10A | Motor control unit |
| 23 | 5A | Internet access control unit |
| 25 | 25A | Driver’s seat belt |
| 26 | 30A | Right rear window control unit / Right-hand door control unit |
| 27 | 25A | Passenger seat belt |
| 28 | 10A | Rescue and high-voltage system manual disconnection point. Identified by a yellow label |
| 30 | 25A | ICAS3 control unit |
| 32 | 25A | On-board network control unit |
| 34 | 15A | Heating and air-conditioning control unit |
| 36 | 40A | Fan |
| 38 | 7.5A | Control unit for front seats with massage function |
| 39 | 15A | Steering column control unit |
| 40 | 7.5A | Alarm horn |
| 41 | 5A | Diagnostics for the data bus |
| 43 | 7.5A | Relay R3_LVI / Vehicle interior temperature sensor / Vehicle interior carbon dioxide sensor |
| 44 | 7.5A | Diagnosis / Power window control unit / Anti-theft alarm system sensor / Roof module (LINDA) / Air humidity, rain and light sensor / warning light switch / Lighting control unit [LiSi] |
| 45 | 5A | Steering column control unit |
| 46 | 7.5A | Screen control unit / Front projection (head-up display) control unit |
| 47 | 10A | Suspension control unit (DSTG) |
| 48 | 7.5A | Rear USB |
| 52 | 20A | 12V socket in luggage compartment |
| 59 | 7.5A | Electrochromic mirror / Relay R1_LVI |
| 60 | 7.5A | Diagnosis |
| 61 | 5A | Inverter for the rear axle drive motor |
| 66 | 15A | Rear window wiper |
| 67 | 30A | Rear window heating / Filter for frequency modulation |
| Individual fuses | ||
| SITR10 | 15A | B-rack slot Front right hand seat settings control panel |
| SITR2 | 15A | A-Frame Slot - Front left hand seat adjustment control panel |
Engine compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 2 | 7.5A | ABS control unit |
| 3 | 10A | On-board charger / Power and control electronics for the electric drive / Voltage transformer |
| 4 | 30A | Front left LED headlight |
| 5 | 30A | Front right LED headlight |
| 6 | 7.5A | Distance control unit (MRR) |
| 7 | 30A | Right front wiper motor |
| 9 | 15A | Horn relay |
| 10 | 30A | Left front wiper motor |
| 11 | 30A | Air conditioning relay |
| 12 | 7.5A | Actuator 1 for engine sound generation |
| 13 | 25A | ABS control unit |
| 15 | 40A | ABS control unit |
| 16 | 50A | Cooling fan |
| 23 | 10A | Engine control unit |
| 24 | 5A | Cooling fan |
| 25 | 10A | High-voltage heating (PTC) / HV battery heating / Cooling pump for thermal management |
| 26 | 10A | Jalouise radiator / Water pump (HV heater) |
| 32 | 50A | Brake servo |





