Mercury Mountaineer First Generation (1996 – 2001) – fuse box diagram
Year od production: 1996, 1997, 1998, 1999, 2000, 2001
Passenger compartment fuse panel
| Number | Ampere rating [A] | Circuits protected |
| 1 | 7,5 | Power mirror, power antenna |
| 2 | 7,5 | High-mount brakelamp |
| 3 | 15 | Parking lamps |
| 4 | 10 | Left headlamp |
| 5 | 10 | Data link connector |
| 6 | 7,5 | Air bag system, blower relay |
| 7 | 7,5 | Illumination switches |
| 8 | 10 | Right headlamp, fog lamp system |
| 9 | 10 | Autolamps |
| 10 | 7,5 | Rear blower, speed control, GEM system, brake interlock, overhead console |
| 11 | 7,5 | Warning lamps |
| 12 | 10 | Liftgate wiper/washer, front washer |
| 13 | 15 | Brake on/off switch |
| 14 | 10 | Anti-lock system |
| 15 | 7,5 | Air bag system, instrument cluster |
| 16 | 30 | Wiper run relay |
| 17 | 15 | Cigar lighter |
| 18 | 15 | A/C system |
| 19 | 25 | Ignition coil, PCM system |
| 20 | 7,5 | Radio, power antenna, GEM system, anti-theft |
| 21 | 15 | Turn/hazard flasher |
| 22 | 10 | Turn signals |
| 23 | 10 | Rear wiper system |
| 24 | 10 | Anti-theft relay |
| 25 | 7,5 | Instrument cluster, GEM system |
| 26 | 10 | 4R70W overdrive, DRL system, backup lamps, rear defroster relay |
| 27 | 10 | Underhood lamp, map lights, glove box lamp, overhead lamp, visor lamps, accessory delay, dimmer switch illumination |
| 28 | 7,5 | GEM system |
| 29 | 10 | Audio system |
| 30 | — | Not used |
| 31 | 7,5 | Rear blower motor relay |
| 32 | 7,5 | Heated rear window |
| 33 | 15 | DRL module, RH and LH headlamp, instrument cluster |
| 34 | 7,5 | Luxury audio system |
| 35 | — | Not used |
| 36 | — | Not used |
Power distribution box
| Maxi fuses | ||
| Fuse | Amps | Circuits protected |
| 1 | 30 | Rear window defrost relay |
| 2 | 30 | PCM power relay |
| 3 | 20 | Fuel pump relay, RAP module |
| 4 | 20 | Headlamps, autolamps, multi-function switch |
| 5 | 30 | 4WABS pump relay |
| 6 | 30 | 4WABS main relay |
| 7 | 20 | Trailer tow relays |
| 8 | 30 | Battery saver relay, headlamp relay |
| 9 | 50 | Blower motor relay, blower motor |
| 10 | 30 | Power seats, power lumbar, door lock/unlock relays, accessory delay relay |
| 11 | 20 | Horn relay, Powertrain control module (PCM |
| 12 | — | Not used |
| 13 | 60 | Hazard flasher, brake ON/OFF switch, cigar lighter, power antenna, power mirrors, autolamps, instrument cluster, GEM, radio, blower motor relay |
| 14 | 60 | Ignition switch |
| Mini fuses | ||
| Fuse | Ampere rating [A] | Circuits protected |
| 1 | 30 | Premium sound |
| 2 | 15 | Liftgate wiper relays |
| 3 | 30 | Auxiliary power |
| 4 | 10 | Air bag diagnostic monitor |
| 5 | — | Not used |
| 6 | 15 | Generator/voltage regulator |
| 7 | 20 | Not used |
| 8 | 15 | Foglamp relay, daytime running lamp module |
| 9 | — | Not used |
| 10 | — | Not used |
| 11 | 20 | HEGO system |
Relays
| Relay number | Circuits connected |
| 1 | Wiper run relay |
| 2 | Horn relay |
| 3 | Wiper HI/LO relay |
| 4 | WOT A/C relay |
| 5 | PCM power relay |
| 6 | Fuel pump relay |
| Diode number | Circuits connected |
| 1 | ABS diode |
| 2 | PCM diode |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market