Jonathan Yarden Mar 25, 2021 · 5 min. read
In this article you will find a description of fuses and relays Tesla,
with photos of block diagrams and their locations.
Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.
Year of production: 2014
Fuse box 1
| Fuse | Ampere rating | Circuit protected |
| F1 | 5 | Accessory sensor, radio, USB hub |
| F2 | 5 | Headlight leveling system (EU/China Coil Suspension vehicles only) |
| F3 | 5 | Vanity lights, rear view mirror |
| F4 | 30 | Outboard rear seat heaters (cold weather option) |
| F5 | 15 | Seat heater (driver’s seat) |
| F6 | 20 | Base audio amplifier |
| F7 | 15 | Seat heater (front passenger seat) |
| F8 | 20 | Premium audio amplifier |
| F9 | 25 | Sunroof |
| F10 | 5 | Passive safety restraints |
| F11 | 5 | Steering wheel switches |
| F12 | 5 | Sensor for Drive mode and Yaw Rate (Stability/Traction Control) |
| F13 | 15 | Wiper park |
| F14 | 5 | Drive inverter |
| F15 | 20 | Electric parking brake |
| F16 | 5 | Parking/blind spot sensors |
| F17 | 20 | Electric parking brake |
| F18 | 5 | Not used |
| F19 | 5 | In-vehicle HVAC sensor |
| F20 | 5 | Cabin air heater logic |
| F21 | 15 | Battery coolant pump 1 |
| F22 | 5 | Inlet actuators |
| F23 | 15 | Powertrain coolant pump |
| F24 | 5 | Cabin climate control |
| F25 | 15 | Battery coolant pump 2 |
| F26 | — | Not used |
| F27 | 10 | Thermal controller |
Fuse box 2
| Fuse | Ampere rating [A] | Circuit protected |
| F28 | 25 | Window lift motor (right rear) |
| F29 | 10 | Contactor power |
| F30 | 25 | Window lift motor (right front) |
| F31 | — | Not used |
| F32 | 10 | Door controls (right side) |
| F33 | — | Not used |
| F34 | 30 | Rear center seat heaters, washer/wiper de-ice (cold weather option) |
| F35 | 15 | 12V power socket |
| F36 | 25 | Air suspension |
| F37 | 25 | Window lift motor (left rear) |
| F38 | 5 | Driver’s seat memory |
| F39 | 25 | Window lift motor (left front) |
| F40 | 5 | Rear door handles |
| F41 | 10 | Door controls (left side) |
| F42 | 30 | Powered liftgate |
| F43 | 5 | Perm. power sensor, brake switch |
| F44 | 5 | Charger (charge port) |
| F45 | 20 | Passive entry (horns) |
| F46 | 30 | Body controls (group 2) |
| F47 | 5 | Glove box light |
| F48 | 10 | Body controls (group 1) |
| F49 | 5 | Instrument panel |
| F50 | 5 | Siren, intrusion/tilt sensor (Europe only) |
| F51 | 20 | Touchscreen |
| F52 | 30 | Heated rear window |
| F53 | 5 | Battery management system |
| F54 | — | Not used |
| F55 | 30 | Left front electric seat |
| F56 | 30 | Right front electric seat |
| F57 | 25 | Cabin fan |
| F58 | — | Not used |
| F59 | — | Not used |
Fuse Box 3
| Fuse | Ampere rating [A] | Circuit protected |
| F71 | 40 | Condenser fan (left) |
| F72 | 40 | Condenser fan (right) |
| F73 | 40 | Vacuum pump |
| F74 | 20 | 12V drive rail (cabin) |
| F75 | 5 | Power steering |
| F76 | 5 | ABS |
| F77 | 25 | Stability control |
| F78 | 20 | Headlights – high/low beam |
| F79 | 30 | Light – exterior/interior |
Fuse Box 4
| Fuse | Ampere rating [A] | Circuit protected |
| F101 | 15 | Left rear seat heater |
| F102 | 15 | Right rear seat heater |
| F103 | 5 | Middle rear seat heater control |
| F104 | 15 | Middle rear seat heater |
| F105 | 15 | Wiper de-icer |
| F106 | — | Not used |
Fuse Box 4 If Model S is equipped with the cold weather option, an additional fuse box (4) is located under the driver’s side trim panel
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
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