Fuse Box Informations | Cars

Ford F-150 2003 Fuse Box

Ford F-150 2003 Fuse Box Info


Fuse box location:

The fuse box is located below and to the left of the steering wheel by the brake pedal.


Engine compartment fuse box:



Fuse Box Diagram | Layout


Passenger compartment fuse box:

Fuse/Relay N° Rating Functions
1 15A Audio
2 5A Powertrain Control Module (PCM), Cluster
3 20A Cigar Lighter, Data Link Connector
4 5A Power mirror switch, Mirror turn signal relays
5 15A Speed control module, Reverse lamp, Climate mode switch, Daytime Running Lamps (DRL) relay, Digital Transmission Range (DTR) sensor
6 5A Cluster, Brake shift interlock solenoid, GEM
7 - Not used
8 5A Radio, Remote entry module, GEM, In-vehicle entertainment system (SuperCrew only)
9 - Not used
10 - Not used
11 30A Front washer pump relay, Wiper run/park relay, Wiper HI/LO relay, Windshield wiper motor
12 - Not used
13 20A Stop Lamp Switch (Lamps), Turn/Hazard Flasher
14 15A Battery Saver Relay, Interior Lamp Relay
15 5A Stop lamp switch (speed control, brake shift interlock), GEM, Rear Anti-lock Brake System (RABS) module
16 20A Headlamps (Hi Beams), Cluster (Hi Beam Indicator)
17 - Not used
18 5A Instrument Illumination (Dimmer Switch Power)
19 - Not used
20 5A Audio, GEM Module, Powertrain Control Module (PCM), Transmission Range Sensor
21 15A Digital Transmission Range (DTR) Sensor, Clutch Switch, Starter Relay, I/P fuse 20
22 10A Air Bag Module, Passenger Airbag Deactivation Module
23 10A Trailer tow battery Charge relay, Turn/Hazard flasher, 4x4 solenoids, 4x4 relays, Overhead console, 4–Wheel Anti-lock Brake System (4WABS) module, EC mirror, Heated seats
24 10A Function Selector Switch Assembly
25 10A Heated mirrors
26 10A Right-hand low beam headlamp
27 5A Foglamp relay and foglamp indicator, Main light switch (upstream)
28 10A Left-hand low beam headlamp
29 5A Autolamp module, Transmission overdrive control switch, Central security module, Beltminder
30 30A Passive Anti-theft transceiver, Cluster, Ignition coils, PCM relay, Coil on plugs, Radio noise capacitor, ECC diode
31 - Not used
RELAY 1   Interior Lamp Relay
RELAY 2   Battery Saver Relay
RELAY 3   Not used
RELAY 4   One Touch Down Window Relay
RELAY 5   ACC Delay Relay


Engine compartment fuse box:

Fuse/Relay N° Rating Functions
1 20A Power Point
2 30A Powertrain Control Module (PCM)
3 30A Main Light Switch, Headlamp Relay, Multifunction Switch
4 20A Console power point (Harley Davidson only)
5 20A Trailer tow back-up/park lamps
6 15A Main Light Switch, Park Lamp Relay
7 20A Horn
8 15A Power door locks, Central Security Module (CSM), Lock relays (not used on SuperCrew)
9 15A Daytime Running Lamps (DRL), Fog Lamps
10 20A Fuel Pump
11 20A Alternator Field
12 20A Rear auxiliary power point (SuperCrew only)
13 15A A/C Clutch
14 - Not used
15 10A Running Board Lamps
16 15A Bi-fuel injector module, fuel selector switch and alternative fuel injectors (Bi-fuel vehicles only)
17 - Not used
18 15A PCM, Fuel injectors, Fuel pump relay, Mass air flow sensor
19 10A Trailer/Camper adapter (right stop/turn lamp)
20 10A Trailer/Camper adapter (left stop/turn lamp)
21 - Not used
22 - Not used
23 15A HEGO Sensor, Automatic Transmission
24 - Not used
101 30A Trailer Tow Battery Charge
102 50/20A Four-wheel Anti-lock Brake System (4WABS) module/Rear-wheel Anti-lock Brake System (RABS) module, Ignition switch
103 50A Central Junction Box
104 30A 4x4 Shift Motor & Clutch
105 40A Climate Control Front Blower
106 20A Inter Cooler Pump (Supercharged engine only)
107 - Not used
108 30A Trailer Tow Electric Brake
109 - Not used
110 30A Accessory delay relay (Not used on SuperCrew)
111 40A Ignition Switch Battery Feed (Start and Run Circuits)
112 30A Drivers Power Seat, Adjustable Pedal switch
113 40A Ignition Switch Battery Feed (Run and Accessory Circuits)
114 - Not used
115 20A Power door locks (SuperCrew only)
116 40A Heated backlight
117 40A Audiophile radio (SuperCrew only)
118 30A Heated Seats
201 - Trailer Tow Park Lamp Relay
202 - Front Wiper Run/Park Relay
203 - Trailer Tow Backup Lamp Relay
204 - A/C Clutch Relay
205 - Horn Relay
206 - Fog Lamp Relay
207 - Front Washer Pump Relay
208 - Inter Cooler Pump Relay (Supercharged engine only)
209 - Front Wiper Hi/Lo Relay
301 - Fuel Pump Relay
302 - Trailer Tow Battery Charge Relay
303 - Heated backlight relay (SuperCrew only)
304 - Powertrain Control Module Relay
305 - Fuel Pump Hi/Lo Relay (Supercharged engine only)
306 - Inertia Switch Relay (Supercharged engine only)
401 - Not used
501 - Powertrain Control Module Diode
502 - A/C Compressor Diode
503 - Not used
601 30A CB Power windows, Moonroof (SuperCrew only)
602 - Not used

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