Mercury Marauder (2003 & 2004) Fuse Box Location & Diagrams
The Mercury Marauder (2003–2004) uses dedicated fuse boxes to protect important electrical circuits and vehicle systems. This guide covers the fuse box locations and diagrams, with fuse ratings, assignments, and protected components to help with electrical troubleshooting and fuse replacement.
Fuse Box Location
Passenger Compartment Fuse Box
The fuse box is located under the left side of the instrument panel.
Engine Compartment Fuse Box
The Power Distribution Box is located in the engine compartment (on the passenger side).
Fuse Box Diagrams
Passenger Compartment Fuse Box
| Fuse/Relay Location | Fuse Amp Rating | Description |
|---|---|---|
| 1 | 15A | Audio, CD changer (2003–2004) |
| 2 | 5A | Audio (2003–2004) |
| 3 | 7.5A | Mirrors (2003–2004) |
| 4 | 10A | Air bags (2003–2004) |
| 5 | — | Not used (2003–2004) |
| 6 | 15A | Instrument cluster warning lamps module, Overdrive control switch, Lighting Control Module (LCM) (2003–2004); Police vehicle option (2003); Gauge pack and Analog cluster (2004) |
| 7 | 10A | Driver’s Door Module (DDM), Audio (Start) (2003–2004) |
| 8 | 25A | Powertrain Control Module (PCM) power relay, Coil-on plugs, Radio noise capacitor, Passive Anti-Theft System (PATS) (2003–2004) |
| 9 | 5A | Transmission range sensor (2003–2004) |
| 10 | 10A | Rear window defrost, Heated mirrors (2003–2004) |
| 11 | 5A | Traction control indicator relay (ABS with traction control only) (2003–2004) |
| 12 | 15A | Multi-function switch for turn/hazard lamps (2003–2004) |
| 13 | 5A | Audio (Run/Accy) (2003–2004) |
| 14 | 10A | Anti-lock Brake System (ABS), Instrument Cluster (2003–2004) |
| 15 | 15A | Speed control, Lighting Control Module (LCM), EATC blower motor relay, Door lock switch illumination (2003–2004); Moonroof and Heated seat switch added (2004) |
| 16 | 15A | Reversing lamps, Shift lock, DRL module, VAP steering, Electronic day/night mirror, Overhead console, Air suspension, Climate control, Speed chime module (GCC only) (2003–2004); Heated seat module, DDM, Back-up lamps added (2004) |
| 17 | 7.5A | Wiper motor (2003–2004) |
| 18 | 15A | Fog lamps (2003: Marauder only; 2004: Fog lamps) |
| 19 | 15A | Brake lamps (2003–2004); Brake signal for PCM, ABS and speed control module, DDM added (2004) |
| 20 | — | Not used (2003–2004) |
| 21 | 15A | Lighting Control Module (LCM) for park lamps and interior illumination, Autolamp/Sunload sensor (2003–2004) |
| 22 | 20A | Speed control servo, Multi-function switch for hazard lamps, Brake on/off switch (2003–2004); Feed for IP fuse 19 added (2004) |
| 23 | 15A | EATC module, Instrument cluster, LCM, Interior lamps, Door lock switches (2003–2004) |
| 24 | 10A | Left-hand low beam (2003–2004) |
| 25 | 15A | Cigar lighter (2003–2004) |
| 26 | 10A | Right-hand low beam (2003–2004) |
| 27 | 25A | Lighting Control Module (LCM) for cornering lamps and high beam headlamps (2003–2004); Police vehicle option (2003) |
| 28 | 20A | Power windows (2003–2004); Driver’s Door Module (DDM) included (2003 only) |
| 29 | — | Not used (2003–2004) |
| 30 | — | Not used (2003–2004) |
| 31 | — | Not used (2003–2004) |
| 32 | — | Not used (2003–2004) |
* Circuit breaker
Engine Compartment Fuse Box
| Fuse/Relay Location | Amp Rating | Type | Description |
|---|---|---|---|
| 1 | 25A | Mini Fuse | Audio (2003–2004) |
| 2 | 20A | Mini Fuse | Power point (2003–2004) |
| 3 | 25A | Mini Fuse | Heated seats (2003–2004) |
| 4 | 15A | Mini Fuse | Horns (2003–2004) |
| 5 | 20A | Mini Fuse | Fuel pump (2003), Fuel pump module (2004) |
| 6 | 15A | Mini Fuse | Alternator (2004) |
| 7 | 25A | Mini Fuse | Moonroof (2003–2004) |
| 8 | 20A | Mini Fuse | Driver’s Door Module (DDM) (2003–2004) |
| 9 | — | — | Not used (2003–2004) |
| 10 | — | — | Not used (2003–2004) |
| 11 | 20A | Mini Fuse | Daytime running lamps (2003–2004) |
| 12 | — | — | Not used (2003–2004) |
| 13 | — | — | Not used (2003–2004) |
| 14 | — | — | Not used (2003–2004) |
| 15 | — | — | Not used (2003–2004) |
| 16 | — | — | Not used (2003–2004) |
| 17 | — | — | Not used (2003–2004) |
| 18 | — | — | Not used (2003–2004) |
| 19 | 15A | Mini Fuse | Powertrain Control Module (PCM), Fuel injectors (2003–2004) |
| 20 | 15A | Mini Fuse | PCM, HEGOs (2003–2004) |
| 21 | — | — | Not used (2003–2004) |
| 22 | — | — | Not used (2003–2004) |
| 23 | — | — | Not used (2003–2004) |
| 24 | — | — | Not used (2003–2004) |
| 101 | 30A | Circuit Breaker/Maxi Fuse | Ignition switch (2003), Ignition switch, starter motor solenoid via starter relay, IP fuses 7, 9, 12 and 14 (2004) |
| 102 | 50A | Circuit Breaker/Maxi Fuse | Engine cooling fan (2003–2004) |
| 103 | 40A | Circuit Breaker/Maxi Fuse | Blower motor (2003–2004) |
| 104 | 40A | Circuit Breaker/Maxi Fuse | Heated backlight relay (2003–2004) |
| 105 | 30A | Circuit Breaker/Maxi Fuse | PCM power relay (2003), PCM power relay, diagnostic connector, PDB fuses 19 and 20, A/C clutch relay, fuel pump module relay (2004) |
| 106 | 40A | Circuit Breaker/Maxi Fuse | Anti-lock Brake System (ABS) (2003–2004) |
| 107 | — | — | Not used (2003–2004) |
| 108 | — | — | Not used (2003–2004) |
| 109 | — | — | Not used (2003–2004) |
| 110 | — | — | Not used (2003–2004) |
| 111 | — | — | Not used (2003–2004) |
| 112 | 50A | Circuit Breaker/Maxi Fuse | Ignition switch (2003), Ignition switch feed to IP fuses 4, 6, 8, 11, 13, 15, 17, 20, 22 and 28 (2004) |
| 113 | 50A | Circuit Breaker/Maxi Fuse | Feeds IP fuses 3, 5, 21, 23, 25, 27 (2003–2004) |
| 114 | 30A | Circuit Breaker/Maxi Fuse | VAP steering, air suspension compressor, instrument cluster (2003–2004) |
| 115 | 50A | Circuit Breaker/Maxi Fuse | Ignition switch (2003), Ignition switch feed to IP fuses 16 and 18 (2004) |
| 116 | 30A | Circuit Breaker/Maxi Fuse | Wipers (2003–2004) |
| 117 | — | — | Not used (2003–2004) |
| 118 | 20A | Circuit Breaker/Maxi Fuse | ABS (2003–2004) |
| 602 | 20A | Circuit Breaker/Maxi Fuse | Adjustable pedals, power seat, locks, decklid, lumbar (2003–2004) |
| Relay Location | Type | Description |
|---|---|---|
| 201 | 1/2 ISO Relay | Horn relay (2003–2004) |
| 202 | 1/2 ISO Relay | PCM relay (2003–2004) |
| 203 | 1/2 ISO Relay | Fuel pump relay (2003–2004) |
| 204 | 1/2 ISO Relay | A/C clutch relay (2003–2004) |
| 205 | 1/2 ISO Relay | Traction control switch relay (2003–2004) |
| 206 | — | Not used (2003–2004) |
| 207 | 1/2 ISO Relay | Fog lamp relay (Marauder only) (2003), Fog lamp relay (2004) |
| 208 | 1/2 ISO Relay | Moonroof relay (2003–2004) |
| 209 | 1/2 ISO Relay | Hi-beam disable with fog lamp relay (2004) |
| 301 | Full ISO Relay | Blower motor relay (2003–2004) |
| 302 | Full ISO Relay | Starter solenoid relay (2003–2004) |
| 303 | Full ISO Relay | Air suspension relay (2003–2004) |
| 304 | Full ISO Relay | Heated backlight relay (2003–2004) |
| Diode Location | Type | Description |
|---|---|---|
| 501 | Diode | PCM diode (2003–2004) |
| 502 | Diode | Not used (2003), A/C clutch (2004) |
| 503 | — | Not used (2003–2004) |
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