Mercury Villager 1999-2002 uses a passenger-compartment fuse panel, an engine-compartment fuse box and a separate relay box. Several assignments changed for 2001-2002, including fog-lamp and audio/video circuits.
For the previous generation, see Mercury Villager 1995-1998.
Passenger-compartment fuse panel
| Position | Fuse / label | Rating [A] | Protected component / function |
|---|---|---|---|
| 1 | CORNER LAMPS | 10 | Front exterior lamps. |
| 2 | HEATED SEAT | 7.5 | Heated seats. |
| 3 | I/P ILLUM | 7.5 | Instrument-panel illumination. |
| 4 | ELECTRON | 10 | Transmission Control Module, EATC, instrument cluster, rear-wiper motor assembly. |
| 5 | TAIL LAMP | 10 | Rear exterior lamps. |
| 6 | AIR BAG | 10 | Airbag diagnostic monitor. |
| 7 | AUDIO | 10 | Radio, rear radio controls, CD changer. |
| 8 | ENG CONT | 10 | Powertrain Control Module, oxygen sensors. |
| 9 | ROOM LAMP | 15 | Interior lamps. |
| 10 | MIRROR | 7.5 | Smart Entry Control / timer module, power-mirror switch. |
| 11 | STOP LAMP | 20 | Brake Pedal Position switch, trailer-tow control unit. |
| 12 | CIGAR LIGHTER | 20 | Cigarette lighter. |
| 13 | HAZARD | 10 | Hazard-flasher switch, anti-theft indicator. |
| 14 | RR PWR PLUG | 20 | Rear power point. |
| 15 | REAR BLOWER | 15 | Rear blower-motor relay and rear blower motor. |
| 16 | WIPER | 20 | Front wiper / washer assembly. |
| 17 | REAR BLOWER | 15 | Rear blower-motor relay and rear blower motor. |
| 18 | REAR WIPER | 10 | Rear wiper / washer assembly. |
| 19 | O2 SENSOR | 7.5 | Oxygen sensor. |
| 20 | AUDIO | 7.5 | 1999-2000: radio. |
| AUDIO / VIDEO | 15 | 2001-2002: radio / video system. | |
| 21 | TURN | 10 | Hazard / turn-signal switch. |
| 22 | AUDIO AMP | 20 | Subwoofer amplifier. |
| 23 | FRONT BLOWER | 20 | Front blower motor, front blower speed controller. |
| 24 | ENG CONT | 7.5 | Powertrain Control Module, lighting-control module. |
| 25 | RELAYS | 10 | Speed control, instrument cluster, rear blower motor, Data Link Connector No. 2, cooling fans. |
| 26 | A/C CONT | 7.5 | EATC module, A/C relay, front climate-control panel. |
| 27 | ELECTRON | 10 | Transmission control, lighting-control module, ABS control module, Smart Entry Control / timer module. |
| 28 | REAR DEFOG | 20 | Heated rear window. |
| 29 | FRONT BLOWER | 20 | Front blower motor / speed controller. |
| 30 | REAR DEFOG | 20 | Heated rear window. |
| 31 | – | – | Not used. |
| 32 | HEATED MIRROR | 10 | Rear-defrost switch, power / heated mirrors. |
Engine-compartment fuse box

| Position | Fuse / label | Rating [A] | Protected component / function |
|---|---|---|---|
| 1 | FOG LAMP | 7.5 | 2001-2002: fog lamps. |
| 2 | FUEL PUMP | 15 | Fuel-pump relay. |
| 3 | INJ | 10 | Powertrain Control Module, fuel injectors. |
| 4 | SEC | 7.5 | Anti-theft relay, Smart Entry Control / timer module. |
| 5 | RAD | 7.5 | Cooling-fan sensor. |
| 6 | ECCS | 10 | Data Link Connector No. 1, PCM power relay. |
| 7 | – | – | Not used. |
| 8 | – | – | Not used. |
| 9 | ALT | 10 | Generator. |
| 10 | ABS | 20 | ABS control module. |
| 11 | – | – | Not used. |
| 12 | H/L RH | 15 | Lighting-control module / right headlamp circuit. |
| 13 | HORN | 15 | Horn relay. |
| 14 | – | – | Not used. |
| 15 | H/L LH | 15 | Lighting-control module / left headlamp circuit. |
| 16 | – | – | Not used. |
| 17 | – | – | Not used. |
| 18 | ABS | 40 | ABS control module. |
| 19 | – | – | Not used. |
| 20 | PWR WND | 30 | Power-window relay, Smart Entry Control / timer module, power seats. |
| 21 | RAD FAN LO | 20 | Low-speed cooling-fan control relay. |
| 22 | – | – | Not used. |
| 23 | IGN SW | 30 | Ignition switch. |
| 24 | – | – | Not used. |
| 25 | RAD FAN | 75 | High-speed cooling-fan control. |
| 26 | FR BLW | 65 | Front blower-motor relays. |
| 27 | RR DEF | 45 | Heated rear-window relay. |
| 28 | ALT | 140 | Accessory relay, ignition relay, tail-lamp relay, fuse-junction panel. |
| 29 | MAIN | 100 | Generator / main electrical feed. |
Additional relay box

| Position | Relay / function |
|---|---|
| 1 | Start Inhibit Relay. |
| 2 | Fuel Pump Relay. |
| 3 | Bulb Check Relay. |
| 4 | 1999-2000: Speed Control Hold Relay. |
| 2001-2002: Fog Lamp Relay. | |
| 5 | Anti-theft Relay. |
| 6 | Horn Relay. |
| 7 | A/C Relay. |
Commonly checked circuits
- Cigarette lighter: passenger position 12 – 20 A.
- Rear power point: passenger position 14 – 20 A.
- Fuel pump: engine position 2 – 15 A; additional relay-box position 2 is the fuel-pump relay.
- ABS: engine positions 10 – 20 A and 18 – 40 A.
- DLC / diagnostics: engine position 6 – 10 A supplies Data Link Connector No. 1 and the PCM power relay.
FAQ – Mercury Villager 1999-2002 fuses
Where is the fuel-pump relay?
Position 2 in the additional relay box.
What is relay 1 in the additional box?
It is the Start Inhibit Relay.
Where is the cigarette-lighter fuse?
Passenger-compartment position 12 – 20 A.
What changes in 2001-2002?
The source table identifies a 15 A audio/video circuit in the passenger panel and a fog-lamp circuit/relay for 2001-2002.