2003 Ford Mustang fuse box diagram
The 2003 Mustang 4th generation (also known as "SN-95", "SN95") has 2 different fuse boxes:
Passenger compartment fuse panel diagram
Power distribution box diagram
Passenger compartment fuse panel
| |||||
|---|---|---|---|---|---|
| Type | No. | Description | |||
Fuse MINI 20A | 1 | Cigar lighter | |||
Fuse MINI 20A | 2 | Engine controls | |||
Fuse MINI 10A | 4 | Right-hand low beam headlamp | |||
Fuse MINI 15A | 5 | Instrument cluster, Traction control switch | |||
Fuse MINI 20A | 6 | Starter motor relay | |||
Fuse MINI 15A | 7 | GEM, Interior lamps | |||
Fuse MINI 20A | 8 | Engine controls | |||
Fuse MINI 30A | 9 | Mach 460 subwoofers | |||
Fuse MINI 10A | 10 | Left-hand low beam headlamp | |||
Fuse MINI 15A | 11 | Back-up lamps | |||
Fuse MINI 15A | 13 | Electronic flasher | |||
Fuse MINI 15A | 15 | Power lumbar | |||
Fuse MINI 15A | 17 | Speed control servo, Shift lock actuator | |||
Fuse MINI 15A | 18 | Electronic flasher | |||
Fuse MINI 15A | 19 | Power mirror switch, GEM, Anti-theft relay, Power door locks, Door ajar switches | |||
Fuse MINI 15A | 20 | Convertible top switch | |||
Fuse MINI 5A | 21 | Instrument cluster and engine control memory | |||
Fuse MINI 15A | 23 | A/C clutch, Defogger switch | |||
Fuse MINI 30A | 24 | Climate control blower motor | |||
Fuse MINI 25A | 25 | Luggage compartment lid release | |||
Fuse MINI 30A | 26 | Wiper/Washer motor, Wiper relays | |||
Fuse MINI 20A | 27 | Radio | |||
Fuse MINI 15A | 28 | GEM, Overdrive cancel switch | |||
Fuse MINI 15A | 29 | Anti-lock Brake System (ABS) module | |||
Fuse MINI 15A | 30 | Daytime Running Lamps (DRL) module | |||
Fuse MINI 10A | 31 | Data link connector | |||
Fuse MINI 15A | 32 | Radio, GEM | |||
Fuse MINI 15A | 33 | Stop lamp switch, Speed control deactivation switch | |||
Fuse MINI 20A | 34 | Instrument Cluster, CCRM, Data link connector, Securilock transceiver module | |||
Fuse MINI 15A | 35 | Shift lock actuator, Powertrain Control Module (PCM), Speed control servo, ABS module | |||
Fuse MINI 15A | 36 | Air bag control module | |||
Fuse MINI 5A | 37 | Adjustable illumination | |||
Fuse MINI 20A | 38 | High beams | |||
Fuse MINI 5A | 39 | GEM | |||
Fuse MINI 15A | 41 | Brake lamp | |||
Circuit breaker ATO | 43 | Power windows | |||
Power distribution box
| |||||
|---|---|---|---|---|---|
| Type | Description | ||||
Fuse MAXI 20A | 1 Daytime Running Lamps (DRL) module, Foglamp relay | ||||
Fuse MAXI 30A | 2 PCM | ||||
Fuse MAXI 40A | 4 Power windows, Power locks | ||||
Fuse MAXI 30A | 5 Rear window defrost control | ||||
Fuse MAXI 30A | 6 Parklamps | ||||
Fuse MAXI 20A | 7 Auxiliary power point | ||||
Fuse MAXI 50A | 8 Anti-lock Brake System (ABS) module | ||||
Fuse MAXI 30A | 9 Secondary air injection [3.8L only] | ||||
Fuse MAXI 40A | 10 Instrument cluster, Powertrain Control Module (PCM) | ||||
Fuse MAXI 40A | 11 Ignition switch | ||||
Fuse MAXI 40A | 12 Ignition switch | ||||
Fuse MAXI 40A | 13 Starter motor relay, Ignition switch | ||||
Fuse MAXI 30A | 14 Headlamps | ||||
Circuit breaker ATO | 15 Convertible top | ||||
Fuse MINI 20A | 16 A/C pressure | ||||
Fuse MINI 20A | 18 Alternator | ||||
Fuse MINI 30A | 19 Power seats | ||||
Fuse MINI 20A | 20 Horn | ||||
Fuse MINI 20A | 21 Fuel pump | ||||
Fuse MINI 10A | 24 Intercooler pump [Cobra only] | ||||
Fuse MINI 20A | 25 ABS | ||||
Fuse MINI 30A | 26 MACH 1000 right amplifiers | ||||
Fuse MINI 30A | 27 MACH 1000 left amplifiers | ||||
Circuit breaker MAXI | CB Electric cooling fan motor [4.6L] | ||||
Circuit breaker MAXI | CB Electric cooling fan motor [3.8L] | ||||
Diode MINI | Diode Convertible top circuit breaker | ||||
Relay | R1 Fog lamps | ||||
Relay | R2 Starter | ||||
Relay | R3 Wiper HI/LO | ||||
Relay | R4 Interval wiper | ||||
Relay | R5 Fog lamp interrupt | ||||
Ford Mustang fuse box diagrams change across years, pick the right year of your vehicle:
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Source: Ford Mustang 2003 Owner's Manual
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