Mercury Milan (2010 & 2011) Fuse Box Diagrams & Location
The Mercury Milan (2010 & 2011) features fuse boxes that protect essential electrical circuits and vehicle systems. This guide covers the fuse box locations and diagrams, including fuse ratings, assignments, and protected components to help identify the correct fuse during electrical troubleshooting and replacement.
Fuse Box Location
Passenger Compartment Fuse Box
The fuse box is located under the dashboard, behind the cover.
Engine Compartment Fuse Box
The power distribution box is located in the engine compartment & the auxiliary relay box is located in front of the radiator in the engine compartment.
Fuse Box Diagrams
Passenger Compartment Fuse Box
Mercury Milan (Non-Hybrid)
| Fuse/Relay Location | Fuse Amp Rating | Protected Circuits |
|---|---|---|
| 1 | 30A | Driver smart window motor |
| 2 | 15A | Brake on/off switch, Center high-mounted stop lamp |
| 3 | 15A | Not used (Spare) |
| 4 | 30A | Not used (Spare) |
| 5 | 10A | Keypad illumination, Brake shift interlock |
| 6 | 20A | Turn signal lamps |
| 7 | 10A | Low beam headlamps (Left) |
| 8 | 10A | Low beam headlamps (Right) |
| 9 | 15A | Courtesy lamps |
| 10 | 15A | Backlighting, Puddle lamps |
| 11 | 10A | AWD module |
| 12 | 7.5A | Power outside mirrors |
| 13 | 5A | SYNC module |
| 14 | 10A | Electronic finish panel (EFP), Radio and climate control buttons module, Navigation display, Center information display, GPS module |
| 15 | 10A | Climate control |
| 16 | 15A | Not used (Spare) |
| 17 | 20A | Door locks, Trunk release |
| 18 | 20A | Heated seats |
| 19 | 25A | Amplifier |
| 20 | 15A | On-board diagnostic connector |
| 21 | 15A | Fog lamps |
| 22 | 15A | Front sidemarker lamps, Park lamps, License plate lamp |
| 23 | 15A | High beam headlamps |
| 24 | 20A | Horn |
| 25 | 10A | Demand lamps, Power saver relay |
| 26 | 10A | Instrument cluster battery power |
| 27 | 20A | Ignition switch |
| 28 | 5A | Radio crank sense circuit |
| 29 | 5A | Instrument cluster ignition power |
| 30 | 5A | Not used (Spare) |
| 31 | 10A | Not used (Spare) |
| 32 | 10A | Restraint control module |
| 33 | 10A | Not used (Spare) |
| 34 | 5A | Not used (Spare) |
| 35 | 10A | Rear park assist, Blind spot monitor system, Heated seats, AWD, Rear video camera |
| 36 | 5A | Passive anti-theft sensor (PATS) transceiver |
| 37 | 10A | Not used (Spare) |
| 38 | 20A | Subwoofer amplifier |
| 39 | 20A | Radio |
| 40 | 20A | Not used (Spare) |
| 41 | 15A | Automatic dimming mirror, Moon roof, Compass, Ambient lighting |
| 42 | 10A | Electronic stability control, Electronic power assist steering |
| 43 | 10A | Not used (Spare) |
| 44 | 10A | Fuel diode, Powertrain control module |
| 45 | 5A | Heated backlight and blower relay coil, Wiper washer |
| 46 | 7.5A | Occupant classification sensor (OCS) module, Passenger airbag off lamp |
| 47 | 30A Circuit Breaker | Power windows |
| 48 | — | Delayed accessory relay |
Mercury Milan (Hybrid)
| Fuse/Relay No. | Amp Rating | Protected Circuits |
|---|---|---|
| 1 | 30A | 2010: Driver smart window motor2011: 110V inverter |
| 2 | 15A | 2010: Brake on/off switch, Center high-mount stop lamp2011: Brake on/off switch |
| 3 | 15A | 2010: HEV battery fan2011: SYNC module |
| 4 | 30A | 2010: 110V inverter2011: Moon roof |
| 5 | 10A | 2010: Keypad illumination, Brake shift interlock2011: Keypad illumination, Brake-shift interlock (BSI), Passenger compartment fuse panel |
| 6 | 20A | 2010: Turn signal lamps2011: Turn signals, Stop lamps |
| 7 | 10A | Low beam headlamps (Left) (2010–2011) |
| 8 | 10A | Low beam headlamps (Right) (2010–2011) |
| 9 | 15A | 2010: Courtesy lights2011: Interior lights |
| 10 | 15A | 2010: Backlighting, Puddle lamps2011: Backlighting |
| 11 | 10A | 2010: Not used (Spare)2011: Four wheel drive |
| 12 | 7.5A | 2010: Power outside mirrors2011: Power mirror switch |
| 13 | 5A | 2010: SYNC module2011: Not used (Spare) |
| 14 | 10A | 2010: EFP radio/climate buttons module, Navigation display, Center information display, GPS module2011: FCIM (Radio buttons), Front display module, GPS module |
| 15 | 10A | Climate control (2010–2011) |
| 16 | 15A | Not used (Spare) (2010–2011) |
| 17 | 20A | 2010: Door locks, Trunk release2011: All lock motor feeds, Liftgate release, Liftglass release |
| 18 | 20A | Heated seats (2010–2011) |
| 19 | 25A | 2010: Amplifier2011: Rear wiper |
| 20 | 15A | 2010: On-board diagnostic connector2011: Datalink |
| 21 | 15A | Fog lamps (2010–2011) |
| 22 | 15A | 2010: Front sidemarker lamps, Park lamps, License plate lamp2011: Park lamps |
| 23 | 15A | High beam headlamps (2010–2011) |
| 24 | 20A | 2010: Horn2011: Horn relay |
| 25 | 10A | 2010: Demand lamps / Power saver relay2011: Demand lamps |
| 26 | 10A | 2010: Instrument cluster battery power2011: Instrument panel cluster |
| 27 | 20A | Ignition switch (2010–2011) |
| 28 | 5A | 2010: Radio crank sense circuit2011: Radio |
| 29 | 5A | 2010: Instrument cluster ignition power2011: Instrument panel cluster |
| 30 | 5A | Not used (Spare) (2010–2011) |
| 31 | 10A | 2010: Not used (Spare)2011: Restraints control module |
| 32 | 10A | 2010: Restraint control module2011: Rear video camera module |
| 33 | 10A | Not used (Spare) (2010–2011) |
| 34 | 5A | Not used (Spare) (2010–2011) |
| 35 | 10A | 2010: Rear park assist, Blind spot monitor system, Heated seats, Rear video camera, 110V inverter2011: Four wheel drive, EPAS, 110V inverter module, Park aid module, Active park assist module |
| 36 | 5A | Passive Anti-Theft System (PATS) transceiver (2010–2011) |
| 37 | 10A | 2010: Humidity sensor2011: Not used (Spare) |
| 38 | 20A | 2010: Subwoofer amplifier2011: Subwoofer/Amplifier (Premium radio) |
| 39 | 20A | 2010: Radio2011: Radio, Radio amplifier (Navigation) |
| 40 | 20A | 2010: Not used (Spare)2011: Front power point |
| 41 | 15A | 2010: Automatic dimming mirror, Moon roof, Compass, Ambient lighting2011: Driver/passenger door lock switches, Moon roof, Auto dimming mirror, Compass, Ambient lighting, Camera display in mirror |
| 42 | 10A | 2010: Electronic power assist steering2011: Not used (Spare) |
| 43 | 10A | 2010: Not used (Spare)2011: Rear wiper logic, Heated seats relay, Instrument cluster |
| 44 | 10A | 2010: Fuel diode / Powertrain control module2011: Not used (Spare) |
| 45 | 5A | 2010: Heated backlight and blower relay coil, Wiper washer2011: Front wiper logic, Blower motor relay |
| 46 | 7.5A | 2010: Occupant Classification Sensor (OCS) module, Passenger airbag off lamp2011: Occupant Classification System (OCS), Passenger Airbag Deactivation Indicator (PADI) |
| 47 | 30A | Circuit Breaker Power windows (2010–2011) |
| 48 | — | Delayed accessory relay (2010–2011) |
Engine Compartment Fuse Box
Mercury Milan (Non-Hybrid)
| Fuse/Relay Location | Fuse Amp Rating | Protected Circuits |
|---|---|---|
| 1 | 50A* | Electronic power assist steering B+ |
| 2 | 50A* | Electronic power assist steering B+ |
| 3 | 40A* | Powertrain control module (PCM) (Relay 57 power) |
| 4 | — | Not used |
| 5 | 30A* | Starter motor (Relay 55 power) |
| 6 | 40A* | Rear defrost (Relay 53 power) |
| 7 | — | Not used |
| 8 | 40A* | Anti-lock braking system (ABS) pump |
| 9 | 20A* | Wipers washer |
| 10 | 30A* | ABS valve |
| 11 | — | Not used |
| 12 | — | Not used |
| 13 | — | Not used |
| 14 | — | Not used |
| 15 | — | Not used |
| 16 | — | Not used |
| 17 | 10A** | Alternator |
| 18 | — | Not used |
| 19 | — | Not used |
| 20 | — | Not used |
| 21 | — | Not used |
| 22 | 20A* | Console power point |
| 23 | 10A** | PCM keep alive power, canister vent |
| 24 | — | Not used |
| 25 | 10A** | A/C clutch (Relay 43 power) |
| 26 | 15A** | Left headlamp (Relay 42 power) |
| 27 | 15A** | Right headlamp (Relay 44 power) |
| 28 | 60A* | Cooling fan motor |
| 29 | 20A* | Front power point |
| 30 | 30A* | Fuel relay (Relay 54 power) |
| 31 | 30A* | Passenger power seat |
| 32 | 30A* | Driver power seat |
| 33 | 20A* | Moon roof motor power feed |
| 34 | — | Not used |
| 35 | 40A* | Front A/C blower motor (Relay 52 power) |
| 36 | 1A Diode | Fuel pump |
| 37 | 1A Diode | One-touch start |
| 38 | 10A** | Heated side mirrors |
| 39 | — | Not used |
| 40 | — | Not used |
| 41 | G8VA Relay | Backup lamps |
| 42 | G8VA Relay | Left headlamps |
| 43 | G8VA Relay | A/C clutch |
| 44 | G8VA Relay | Right headlamps |
| 45 | 15A** | Injectors |
| 46 | 15A** | PCM |
| 47 | 10A** | General powertrain components, A/C clutch relay, backup lamps |
| 48 | 15A** | Ignition coils |
| 49 | 15A** | Emissions related powertrain components (2.5L) |
| 49 | 20A** | Emissions related powertrain components (3.0L) |
| 50 | — | Not used |
| 51 | — | Not used |
| 52 | Full ISO Relay | Blower motor relay |
| 53 | Full ISO Relay | Rear defrost relay |
| 54 | Full ISO Relay | Fuel relay |
| 55 | Full ISO Relay | Starter relay |
| 56 | — | Not used |
| 57 | Full ISO Relay | PCM relay |
| 58 | — | Not used |
Mercury Milan (Hybrid) (2010)
| Fuse/Relay Location | Fuse Amp Rating | Protected Circuits |
|---|---|---|
| 1 | 50A* | Electronic power assist steering B+ |
| 2 | 50A* | Electronic power assist steering B+ |
| 3 | 40A* | Powertrain control module (Aux relay 5 power) |
| 4 | — | Not used |
| 5 | — | Not used |
| 6 | 40A* | Rear defrost (Aux relay 4 power) |
| 7 | 40A* | Vacuum pump (Aux relay 6 power) |
| 8 | 50A* | Brake system controller pump |
| 9 | 20A* | Wiper washer |
| 10 | 30A* | Brake system controller valves |
| 11 | — | Not used |
| 12 | — | Not used |
| 13 | 15A** | Motor electronics coolant/heater pump (Relay 42 & 44 power) |
| 14 | — | Not used |
| 15 | — | Not used |
| 16 | — | Not used |
| 17 | 10A** | HEV high voltage battery module |
| 18 | — | Not used |
| 19 | — | Not used |
| 20 | — | Not used |
| 21 | — | Not used |
| 22 | 20A* | Console power point |
| 23 | 10A** | Powertrain control module / Transmission control module keep-alive power, Canister vent |
| 24 | — | Not used |
| 25 | — | Not used |
| 26 | 15A** | Left headlamp (Aux relay 1 power) |
| 27 | 15A** | Right headlamp (Aux relay 2 power) |
| 28 | 60A* | Cooling fan motor |
| 29 | 20A* | Front power point |
| 30 | 30A* | Fuel relay (Relay 43 power) |
| 31 | 30A* | Passenger power seat |
| 32 | 30A* | Driver power seat |
| 33 | 20A* | Moon roof |
| 34 | — | Not used |
| 35 | 40A* | Front A/C blower motor (Aux relay 3 power) |
| 36 | 1A | Diode Fuel pump |
| 37 | 5A** | Vacuum pump monitoring |
| 38 | 10A** | Heated side mirrors |
| 39 | 10A** | Transmission control module |
| 40 | 10A** | Powertrain control module |
| 41 | Relay (G8VA) | Backup lamps |
| 42 | Relay (G8VA) | Heater pump |
| 43 | Relay (G8VA) | Fuel pump |
| 44 | Relay (G8VA) | Motor electronics coolant pump |
| 45 | 15A** | Injectors |
| 46 | 15A** | Coil on plugs |
| 47 | 10A** | Powertrain control module (General): Heater pump, Motor electronics coolant pump relay coils, DC/DC converter, Backup lamps, Brake controller |
| 48 | 20A** | HEV high voltage battery module, Fuel pump relay |
| 49 | 15A** | Powertrain control module (Emissions related) |
*Cartridge Fuses
** Mini Fuses
** Mini Fuses
Auxiliary relay box
| Relay Location | Relay Type | Function |
|---|---|---|
| 1 | High Current Micro | Left headlamp |
| 2 | High Current Micro | Right headlamp |
| 3 | High Current Micro | Blower motor |
| 4 | High Current Micro | Rear window defogger |
| 5 | High Current Micro | Powertrain control module |
| 6 | High Current Micro | Vacuum pump cut-off |
| 7 | Solid State | Vacuum pump |
Mercury Milan (Hybrid) (2011)
| Fuse/Relay Location | Fuse Amp Rating | Protected Circuits |
|---|---|---|
| A | 80A Midi | Power steering control module |
| B | 125A Midi | Passenger compartment fuse panel |
| 1 | 15A* | Heated mirror |
| 2 | 30A** | Rear defroster |
| 3 | 20A** | Rear power point |
| 4 | 40A** | Electric vacuum pump |
| 5 | 10A* | Powertrain control module (PCM) keep alive power, PCM relay, Transmission control module, Canister vent |
| 6 | — | Not used |
| 7 | 15A* | Liftgate latch |
| 8 | 5A* | Traction battery control module |
| 9 | 50A** | Brake control module |
| 10 | 30A** | Front wipers |
| 11 | — | Not used |
| 12 | 40A** | Blower motor |
| 13 | — | Not used |
| 14 | 10A* | Heater/Coolant pump |
| 15 | 50A** | Traction battery control module (TBCM) |
| 16 | 40A** | Cooling fan 1 |
| 17 | 40A** | Cooling fan 2 |
| 18 | 50A** | Brake control module solenoid |
| 19 | 30A** | Power seats |
| 20 | — | Not used |
| 21A | — | Rear defroster relay |
| 21B | — | Ignition relay |
| 21C | — | Blower relay |
| 21D | — | PCM relay |
| 22 | 15A* | Ignition coils |
| 23 | 15A* | Fuel injectors |
| 24 | 10A* | Transmission control module |
| 25 | 5A* | TBCM |
| 26 | 20A* | Fuel pump, TBCM |
| 27 | 10A* | PCM (general powertrain components malfunction indicator lamp), Heater pump relay, Motor electronics coolant pump relay, Electronic A/C compressor |
| 28 | 15A* | Universal exhaust gas oxygen (UEGO) sensor, PCM emission-related powertrain components malfunction indicator lamp |
| 29 | 15A* | PCM power |
| 30A | — | Cooling fan 1 relay |
| 30B | — | Electric vacuum pump mechanical relay |
| 30C | — | Cooling fan main relay |
| 30D | — | Cooling fan 2 relay |
| 31A | — | Reverse lamp relay |
| 31B | — | Not used |
| 31C | — | Heater pump relay |
| 31D | — | Coolant pump relay |
| 31E | — | Not used |
| 31F | — | Liftgate latch relay |
| 32 | — | Not used |
| 33 | — | PCM diode |
| 34 | — | Not used |
| 35 | 10A* | Run/start, Reverse lamps, Rear defrost relay |
| 36 | — | Not used |
Auxiliary relay box
| Fuse/Relay Location | Fuse Amp Rating | Description |
|---|---|---|
| Relay | — | Electric vacuum pump (Solid State) |
| 1 | — | Not used |
| 2 | — | Not used |
| 3 | — | Not used |
| 4 | 5A* | Vacuum pump monitor |
| 5 | — | Not used |
| 6 | — | Not used |
*Cartridge Fuses
** Mini Fuses
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