2016 Seat León 5F Fuse Box Diagram
The 2016 Seat León (5F) has 2 fuse boxes. Choose the one you’re looking at.
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Dash panel fuse box (fuse holder C)
You reach these fuses from the driver's seat: at the end of the dash panel, level with your left knee on a left-hand-drive car, a cover folds down and the whole holder is behind it. On right-hand-drive cars the same holder is reached through the glove box. The 11.2015 handbook brought the printed rating table back after three editions without one, and it is the first to list the taxi preparation feed on position 4 and the Drive Profile selector on 13.
Think of the plate as bands under the three relays across the top. First 4 to 10 (short) with 11 to 14 (tall) to their right. Then 15 to 21 with the flat 22. Then the cartridge 23, the band 24 to 28, the stacked flat pair 29 and 30, and the cartridge 31 at the right. Then 32 to 37 with 38 to 42, where 40 hangs below the line of its neighbours. Then the cartridge 43, 44, the oversized 45 and 46 to 48. Finally 49 to 53 across the bottom right, 53 on the separate right-hand lobe above the two rear relays. Numbers rise from left to right in every band.
| No. | Function | Amp | Description |
|---|---|---|---|
| 1 | Not used | ||
| 2 | Not used | ||
| 3 | Not used | ||
| 4 | 3 AMINI | Taxi preparation | |
| 5 | 5 AMINI | Data bus diagnostic interface (gateway) | |
| 6 | 5 AMINI | Automatic gearbox selector lever | |
| 7 | 10 AMINI | Air conditioning and heater control panel, heated rear window | |
| 8 | 10 AMINI | Diagnostic connector, handbrake switch, light switch, reversing light, interior lighting | |
| 9 | 5 AMINI | Steering column electronics | |
| 10 | 5 AMINI | Radio display | |
| 11 | Not used | ||
| 12 | 20 AATO | Radio | |
| 13 | 15 AATO | Driving mode selection (SEAT Drive Profile) | |
| 14 | 30 AATO | Fresh air blower for the air conditioning | |
| 15 | Not used | ||
| 16 | Not used | ||
| 17 | 5 AMINI | Instrument cluster | |
| 18 | 7.5 AMINI | Rear view camera | |
| 19 | Not used | ||
| 20 | Not used | ||
| 21 | 15 AMINI | Haldex all-wheel drive control unit (4Drive) | |
| 22 | 15 AATO | Trailer preparation | |
| 23 | 40 AJCASE | Right headlight, fed through the onboard supply control unit | |
| 24 | 30 AATO | Electric sunroof | |
| 25 | 30 AATO | Driver's door control unit and the rear window regulator behind it | |
| 26 | 20 AATO | Front seat heating | |
| 27 | Not used | ||
| 28 | 25 AATO | Trailer preparation | |
| 29 | Not used | ||
| 30 | Not used | ||
| 31 | 40 AJCASE | Left headlight, fed through the onboard supply control unit | |
| 32 | 7.5 AMINI | Park assist steering control unit | |
| 33 | 5 AMINI | Airbag control unit and the passenger airbag warning lamp | |
| 34 | 7.5 AMINI | Reversing light switch, air quality and humidity senders, auto-dimming mirror, socket relay coil | |
| 35 | 10 AMINI | Diagnostic connector, headlight range control unit and its two adjuster motors | |
| 36 | 10 AMINI | Front camera and radar sensor for the driver assistance systems | |
| 37 | Not used | ||
| 38 | 25 AATO | Trailer preparation | |
| 39 | 30 AATO | Front passenger's door control unit and the rear window regulator behind it | |
| 40 | 20 AATO | 12 V socket and cigarette lighter | |
| 41 | Not used | ||
| 42 | 40 AATO | Central locking, through the onboard supply control unit | |
| 43 | 30 AJCASE | Interior lighting, through the onboard supply control unit | |
| 44 | 15 AATO | Trailer preparation | |
| 45 | 15 AATO | Driver's electrically adjustable seat | |
| 46 | Not used | ||
| 47 | 15 AATO | Rear window wiper motor | |
| 48 | Not used | ||
| 49 | 5 AMINI | Clutch position sender and the two starter motor relays | |
| 50 | Not used | ||
| 51 | Not used | ||
| 52 | Not used | ||
| 53 | 30 AATO | Heated rear window and its suppression filters |
Engine compartment fuse box (fuse holder B)
The holder is the electronics box on the left of the engine bay; its cover comes off after pressing the locking tabs and should be pushed back down until they click when you refit it. The 11.2015 handbook, the first 5F edition in three years to print ratings again, adds two entries to this box: the second ABS feed on 1 and, on the Cupra, the electronic front differential lock on 31.
Three columns of flat blade fuses dominate the plate and each is numbered from the bottom upwards, which means that reading downwards you pass 10, 9, 8 and so on to 3 on the left, 38 down to 31 in the centre and 21 down to 15 on the right. Around them: cartridges 1 and 2 at the lower left, 11 and 12 in the middle of the box, 14 at the lower right and 24 at the top; the flat 13 between 14 and the large relay; 23 over 22 in the upper right. Ten relay housings and a row of six bolt-down terminals complete the box.
| No. | Function | Amp | Description |
|---|---|---|---|
| 1 | 20 AJCASE | ABS / ESC control unit, second feed (20 A or 40 A according to equipment) | |
| 2 | 40 AJCASE | ABS / ESC hydraulic control unit | |
| 3 | 15 AATO | Engine control unit: 15 A on petrol engines, 30 A on diesels | |
| 4 | 5 AATO | Engine sensors: oil level and temperature sender, radiator fan control unit and engine valves (5 A or 10 A by engine) | |
| 5 | 7.5 AATO | Engine sensors; gas shut-off valve relay and injectors on the 1.4 TGI (7.5 A or 10 A by engine) | |
| 6 | 5 AATO | Brake pedal position sender | |
| 7 | 5 AATO | Engine power supply: coolant valves and the charge air cooling pump (5 A or 10 A by engine) | |
| 8 | 10 AATO | Lambda probe heaters (10 A or 15 A by engine) | |
| 9 | 5 AATO | Engine: ignition coils on petrol engines, glow period control unit and air mass meter on diesels (5, 10 or 20 A) | |
| 10 | 10 AATO | Fuel pump control unit (10, 15 or 20 A by engine) | |
| 11 | 40 AJCASE | Auxiliary heater element (PTC), circuit 2 | |
| 12 | 40 AJCASE | Auxiliary heater element (PTC), circuit 3 | |
| 13 | 15 AATO | Mechatronic unit of the DSG dual-clutch gearbox (15 A on 0D9, 30 A on 0CW) | |
| 14 | Not used | ||
| 15 | 15 AATO | Treble and bass tone horns and the horn relay | |
| 16 | 5 AATO | Oil level sender and gas shut-off valves on the 1.4 TGI; ignition coils on the 1.8/2.0 TSI (5, 15 or 20 A) | |
| 17 | 7.5 AATO | Main relay, engine control unit and ABS control unit | |
| 18 | 5 AATO | Terminal 30 reference voltage, battery monitor control unit | |
| 19 | 30 AATO | Windscreen wiper motor control unit | |
| 20 | 10 AATO | Anti-theft alarm horn | |
| 21 | Not used | ||
| 22 | 5 AATO | Engine control unit, terminal 50 | |
| 23 | 30 AATO | Starter motor | |
| 24 | 40 AJCASE | Auxiliary heater element (PTC), circuit 1 | |
| 31 | 15 AATO | Electronic front differential lock of the Cupra | |
| 32 | Not used | ||
| 33 | Not used | ||
| 34 | Not used | ||
| 35 | Not used | ||
| 36 | Not used | ||
| 37 | Not used | ||
| 38 | Not used |