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In this article, we consider the fourth-generation SEAT Leon (KL1/KL8), available from 2020 to the present. Here you will find fuse box diagrams of 2021, 2022, and 2023, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout).
Fuse Layout SEAT Leon 2021-2023
Table of Contents
Passenger Compartment Fuse Box
Passenger Compartment Fuse Box
Fuse Box Location
The fuse box is located behind the cover on the driver’s side. Fold the cover down to access fuses.
Fuse Box Diagram
| № | Consumers | Amps |
|---|---|---|
| 1 | - | - |
| 2 | - | - |
| 3 | Trailer | 25A |
| 4 | SCR, Adblue | 20A |
| 5 | Automatic gearbox lever | 25A |
| 6 | Interior light | 30A |
| 7 | Heated seats | 30A |
| 8 | Sunroof | 20A |
| 9 | Left door | 30A |
| 11 | Trailer | 15A |
| 12 | Right lights | 40A |
| 13 | Central locking | 40A |
| 14 | External Ethernet Amplifier | 30A |
| 15 | - | - |
| 16 | Airbag | 7.5A |
| 17 | SCR, engine relay, 1.5 | 10A |
| 18 | KESSY (keyless locking) | 7.5A |
| 19 | Instrument panel | 7.5A |
| 20 | Connectivity Box | 7.5A |
| 21 | Rear camera | 7.5A |
| 22 | - | - |
| 23 | - | - |
| 24 | 4x4 Haldex Control Unit | 15A |
| 25 | RGS+EBSS front seat belts | 25A |
| 26 | Right door | 30A |
| 27 | RGS+EBSS front seat belts | 25A |
| 28 | PHEV, Switching off the high voltage system for rescue tasks, Identified by a yellow label | 10A |
| 29 | Trailer | 15A |
| 30 | Radio | 30A |
| 31 | Trailer | 25A |
| 32 | - | - |
| 33 | - | - |
| 34 | 230V socket | 30A |
| 35 | Left lights | 40A |
| 36 | Air conditioner fan | 40A |
| 37 | Electric rear lid | 30A |
| 38 | - | - |
| 39 | Heated steering wheel | 10A |
| 40 | Alarm horn | 7.5A |
| 41 | Gateway | 7.5A |
| 42 | Automatic gearbox lever | 7.5A |
| 43 | Air conditioning and heating control panel, rear window heating, AC compressor | 10A |
| 44 | Diagnosis, handbrake switch, light switch, reverse light, interior lighting, lit-up door sill | 7.5A |
| 45 | Steering column | 7.5A |
| 46 | Radio display | 7.5A |
| 47 | Driving mode | 10A |
| 48 | USB | 7.5A |
| 49 | - | - |
| 50 | - | - |
| 51 | - | - |
| 52 | 12V socket | 20A |
| 53 | - | - |
| 54 | - | - |
| 55 | - | - |
| 56 | - | - |
| 57 | - | - |
| 58 | Parking sensors, park distance control unit, front camera, radar | 7.5A |
| 59 | Reverse switch, clima sensor, electrochromic mirror | 7.5A |
| 60 | Diagnosis, headlight control unit, headlight adjuster | 7.5A |
| 61 | Starter motor, clutch sensor | 7.5A |
| 62 | - | - |
| 63 | - | - |
| 64 | - | - |
| 65 | Sound amplifier | 10A |
| 66 | Rear window wiper | 15A |
| 67 | Heated rear window | 30A |
| In-line fuses: | ||
| 230V rear power sockets | 30A | |
| Electric driver's seat | 15A |
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Engine Compartment Fuse Box
Engine Compartment Fuse Box
Fuse Box Location
Press the locking tabs to release the fuse box cover, then lift the cover out.
Fuse Box Diagram
| № | Consumers | Amps |
|---|---|---|
| 1 | - | - |
| 2 | Engine control unit | 7.5A |
| 3 | Fuel pump control unit | 7.5A/10A/20A |
| 4 | Left headlight KL 30 Signal | 15A |
| 5 | Right headlight KL 30 Signal | 15A |
| 6 | - | - |
| 7 | Automatic gearbox pump | 30A |
| 8 | KL 30 Signal brake servo | 40A |
| 9 | Horn | 15A |
| 10 | Front windscreen washer | 30A |
| 11 | PHEV Climate | 7.5A |
| 12 | Automatic gearbox control unit | 15A/30A |
| 13 | ESP control unit | 25A |
| 14 | Auxiliary heater | 20A |
| 15 | ESP control unit | 40A |
| 16 | PHEV, Automatic gearbox unit | 50A |
| 17 | PTC | 40A |
| 18 | PTC | 40A |
| 19 | - | - |
| 20 | Front electronic differential | 15A |
| 21 | Engine control unit | 7.5A |
| 22 | Starter motor | 30A |
| 23 | Engine control unit (diesel/petrol) | 15A |
| 24 | Engine sensors | 7.5A/10A |
| 25 | Engine sensors | 7.5A/10A |
| 26 | Engine power supply | 7.5A/10A/15A |
| 27 | Lambda probe | 10A/15A |
| 28 | Engine | 10A/20A |
| 29 | Fuel pump control unit | 15A/20A/30A |
| 30 | Pressure pump 1.0 | 10A |
| 31 | - | - |
| 32 | - | - |
| 33 | PTC | 40A |
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