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Ford F-150 (1999-2003) Fuses and Fuse Box Diagram and Location

Ford-F-150-(1999-2003)-Fuses-and-Fuse-box-diagram-and-Location-PRODUCT

FUSE PRECAUTIONS

Ford-F-150-(1999-2003)-Fuses-and-Fuse-box-diagram-and-Location-FIG-1WARNING
 Always disconnect the battery before servicing high-current fuses.

Ford-F-150-(1999-2003)-Fuses-and-Fuse-box-diagram-and-Location-FIG-1WARNING
To reduce the risk of electrical shock, always replace the cover to the power distribution box before reconnecting the battery or refilling fluid reservoirs.

Ford-F-150-(1999-2003)-Fuses-and-Fuse-box-diagram-and-Location-FIG-1WARNING
Always replace a fuse with one that has the specified amperage rating. Using a fuse with a higher amperage rating can cause severe wire damage and could start a fire.

UNDER HOOD FUSE BOX

LOCATING THE UNDER HOOD FUSE BOX

Ford-F-150-(1999-2003)-Fuses-and-Fuse-box-diagram-and-Location-FIG-2

ACCESSING THE UNDER HOOD

Ford-F-150-(1999-2003)-Fuses-and-Fuse-box-diagram-and-Location-FIG-3

IDENTIFYING THE FUSES IN THE UNDER HOOD FUSE BOX

Ford-F-150-(1999-2003)-Fuses-and-Fuse-box-diagram-and-Location-FIG-4

Item Rating Protected Component
1 40 A Body control module – battery power in feed 1.
3 40 A Body control module – battery power in feed 2.
4 30 A Fuel pump.
5 5 A Powertrain control module coil.
6 25 A Powertrain control module power (gas, hybrid).
7 20 A Powertrain control module power.
Item Rating Protected Component
8 20 A Powertrain control module power (hybrid).
10 A Powertrain control module power (gas, Raptor, Tremor).
9 20 A Powertrain control module power (gas, hybrid).
10 Not used.
11 30 A Starter motor.
13 40 A Blower motor.
15 25 A Horn.
19 20 A Snowplow switch (gas). Rear heated seats (gas, hybrid).
21 10 A Headlamp run/start feed.
22 10 A Electronic power assist steering.
23 10 A Electric brake boost.
24 10 A Powertrain control module (gas, hybrid).
25 10 A Center high mounted stoplamp camera. Trailer camera.

2 kW inverter.

24 V alternator – run/start feed.

Analog rear video camera.

28 50 A Electric brake boost.
29 50 A Electric brake boost.
30 40 A Driver power seat.
31 30 A Passenger power seat.
32 20 A Auxiliary power point.
33 20 A Auxiliary power point.
Item Rating Protected Component
USB smart charger.
34 20 A Auxiliary power point.
37 30 A Tailgate module.
38 40 A Climate controlled seat module.

Power running boards.

41 25 A Power sliding back window.
42 30 A Trailer brake control module.
47 50 A Cooling fan (gas, hybrid, Raptor, Tremor, Raptor R).
48 20 A Rear heated seats (Raptor, Tremor, Raptor R)
49 50 A Cooling fan (gas, hybrid, Raptor, Tremor, Raptor R).
50 40 A Heated backlight (gas, hybrid).
55 30 A Trailer tow park lamps.
56 20 A Trailer tow stop and turn lamps (4-pin connector).
58 10 A Trailer tow backup lamps.
60 15 A Upfitter 1 relay (Raptor, Tremor, Raptor R).
61 15 A Upfitter 2 relay (Raptor, Tremor, Raptor R).
62 10 A Upfitter 3 relay (Raptor, Tremor, Raptor R).
63 10 A Upfitter 4 relay (Raptor, Tremor, Raptor R).
64 25 A Four-wheel drive.
65 Not used.
67 20 A Transmission run/start.
Item Rating Protected Component
69 30 A Left-hand windshield wiper.
72 30 A Fuel pump 2 (Raptor R).
82 25 A Four-wheel drive.
83 Not used.
84 Not used.
85 Not used.
86 Not used.
91 20 A Trailer tow light module.
95 15 A Powertrain control module power (hybrid).
98 10 A Powertrain control module power (hybrid).

Coolant pumps (hybrid).

100 15 A Left-hand headlamps.
101 15 A Right-hand headlamps.
105 50 A Active front steering.
107 30 A Trailer tow battery charge.
108 15 A Spot lamps (police).
121 Not used.
124 5 A Rain sensor module.
125 10 A USB smart charger.
134 25 A Multi-contour seats relay (gas, hybrid).
138 10 A Tailgate release.
139 5 A USB smart charger.
146 15 A Traction battery control module (hybrid).

Charge air pump (Raptor R).

147 40 A Change air cooler fan relay (Raptor, Tremor).
Item Rating Protected Component
159 5 A DC/DC power (hybrid).
160 10 A Smart data link control.
168 15 A Traction battery control module (hybrid).
169 10 A Motor electric coolant pump (hybrid).
170 10 A Pedestrian alert control module (hybrid).

Traction battery control module (hybrid).

Motor electric coolant pump (hybrid).

202 60 A Body control module B+.
210 30 A Body control module start/ stop.
305 5 A Upfitter 5 relay (Raptor, Tremor, Raptor R).
306 5 A Upfitter 6 relay (Raptor, Tremor, Raptor R).
Relay Number Protected Component
R04 Electronic fan relay 1.
R06 Electronic fan relay 3.
R35 Not used.
R36 Not used.

BODY CONTROL MODULE

Ford-F-150-(1999-2003)-Fuses-and-Fuse-box-diagram-and-Location-FIG-5

LOCATING THE BODY CONTROL

Ford-F-150-(1999-2003)-Fuses-and-Fuse-box-diagram-and-Location-FIG-6

ACCESSING THE BODY CONTROL

IDENTIFYING THE FUSES IN THE BODY CONTROL MODULE FUSE BOX

Ford-F-150-(1999-2003)-Fuses-and-Fuse-box-diagram-and-Location-FIG-7

Fuse Loca- tion Fuse Rating Protected Component
1 Not used.
2 10 A Delayed accessory feed.
3 7.5 A Wireless charger.
4 20 A Not used.
5 Not used.
6 10 A Driver power window switch.
7 10 A Gear shift module.
8 5 A Cell phone passport module.
9 5 A Combined sensor module.
10 Not used.
11 Not used.
12 7.5 A Enhanced central gateway.

Climate control.

13 7.5 A Instrument cluster.

Steering column control module.

14 15 A Not used (spare).
15 15 A Integrated control panel.

SYNC.

16 Not used.
17 7.5 A Headlamp control module.
18 7.5 A Not used.
19 5 A Headlamp switch.
20 5 A Passive start. Ignition switch.

Key inhibit solenoid.

21 5 A Trailer brake switch.
22 5 A Not used.
Fuse Loca- tion Fuse Rating Protected Component
23 30 A Driver door control module.
24 30 A Moonroof.
25 20 A Not used.
26 30 A Passenger door control module.
27 30 A Not used.
28 30 A Amplifier.
29 15 A 12 inch display. Adjustable pedals.
30 5 A Not used.
31 10 A RF receiver. Driver monitor.

Terrain management switch.

32 20 A Audio control module.
33 Not used.
34 30 A Run/start relay.
35 5 A 400 watt inverter run/start.
36 15 A Auto-dimming interior mirror. Rear heat seat run/start.

Adaptive front steering run/start.

Heated wheel (vehicles without adaptive front steering).

37 20 A Advanced driver-assistance systems.
38 30 A circuit breaker. Rear power windows.

IDENTIFYING FUSE TYPES

Ford-F-150-(1999-2003)-Fuses-and-Fuse-box-diagram-and-Location-FIG-8

  • Micro 2.
  • Micro 3.
  • Maxi.
  • Mini.
  • M Case.
  • J Case.
  • J Case Low Profile.
  • Slotted M Case.

TROUBLESHOOTING

  • The Check Engine Light (also known as CEL):
    If your vehicle’s Check Engine Light is illuminated, you can recover the issue codes with an OBD-II scanner. These codes have the potential to provide extremely helpful information regarding the issue. The check engine light (CEL) can be triggered by a variety of faults, the most common of which are defective oxygen sensors, a loose gas cap or issues with the mass airflow sensor.
  • Beginning Difficulties:
    If the truck would not start, examine the condition of the battery as well as the connections to it. In many cases, the problem is caused by a dead or failing battery. Check to see if there are any problems with the starter motor and the ignition system. It’s possible that you’ll need to replace a worn-out starter or a broken ignition switch.
  • Problems with Transmission:
    If you experience problems with the transmission, such as slipping gears or harsh shifting, have the transmission fluid level and condition checked. Transmission problems might arise if the fluid level is too low or it is polluted.
  • Problems with Electricity:
    Electrical problems can present itself in a variety of ways, including lights that don’t work, power windows that don’t work, or problems with the information and entertainment system. Check the wiring, as well as the fuses and relays, for any faults. If necessary, get in touch with an experienced car electrician.
  • Trouble with the Cooling System:
    An issue with the radiator, the thermostat, or the fan that controls the cooling might lead to overheating. Conduct a leak test on the cooling system and check to see that it has the required amount of coolant.
  • Both the Steering and the Suspension
    When you’re behind the wheel, if you feel vibrations, hear strange noises, or have the steering wheel wobble, it’s possible that the problem is with the suspension or the steering components. Examine the bushings, ball joints, and tie rods to see if any of them have become worn.
  • Issues with the Breaks:
    Indicators of worn brake pads or rotors include squeaking or grinding sounds when applying the brakes. Inspect the brake system and replace any worn components promptly for safety.
  • Climate control with heating and cooling:
    If the heating, ventilation and air conditioning system is not operating as it should, there may be a leak in the refrigerant line, a problem with the blower motor or an issue with the temperature control unit.
  • Exhaust System Problems:
    Excessive noise as well as a decrease in performance might result from exhaust system flaws such as leaks or holes. Conduct a thorough inspection of the exhaust system for any signs of damage or corrosion.
  • Idling Roughly or Having Poor Performance:
    It’s possible that your Ford F-150’s power troubles, such as a rough idle or a lack of power when accelerating, are the result of problems with the fuel system, such as a clogged fuel filter or a fuel injector that isn’t working properly.
  • Spills of Oil:
    Make sure there are no oil leaks, paying close attention to the areas around the engine and gearbox. Addressing oil leaks promptly can prevent more significant issues.
  • Problems with Tyres:
    Handling and fuel efficiency can both be negatively impacted when tyres wear unevenly or are damaged. Maintain a routine inspection schedule for your tyres and rotate them as directed. Problems with the Drive Belt and the Pulley Check for signs of wear and damage on the pulleys and the drive belt, often known as a serpentine belt. A worn or loosened belt may be the cause of a squealing sound coming from the engine compartment.
  • Problems with the Power Steering:
    If the power steering is not functioning properly or is making noise, check the level and quality of the power steering fluid. There may be a leak somewhere in the system or the power steering pump may just be old and worn out.
  • Fuel System Maintenance:
    Utilise gasoline of a high-quality, and take into consideration the use of fuel system cleaners on a recurrent basis, in order to maintain a clean fuel system.

Safety Instruction

  • Seat Belts:
    It is imperative that you at all times wear your seat belt, and it is your responsibility to ensure that other passengers do the same. Seat belts significantly reduce the risk of injury in the event of a collision. Child safety requires that you use child safety seats or boosters that are appropriate for the child’s age and that you install them in accordance with the guidelines provided by the manufacturer as well as any applicable local laws.
  • Avoid Distractions:
    Stay focused on driving. While you’re behind the wheel, you shouldn’t be talking on the phone, texting, eating, or engaged in any other activity that could distract you. Observe the speed limits that have been established and modify your speed appropriately for the current conditions of the road and the weather. For optimal control of the vehicle, it is essential to keep the speed at a safe level.
  • Safe Following Distance:
    When driving behind another vehicle, it is important to have a safe following distance between your Ford F-150 and the car in front of you.  Under typical circumstances, the bare minimum recommended waiting time is three seconds. Always express Your Intentions with Your Turn Signals When changing lanes or making changes, you should always express your intentions with your turn signals. The acts you do can then be anticipated by other drivers. Applying the brakes safely requires a smooth and progressive application in order to prevent jerky stops and skidding. In the event that your vehicle is outfitted with an anti-lock braking system (ABS), make sure that you keep a strong and consistent pressure on the brake pedal whenever you need to perform an emergency stop.
  • Use of Mirrors and Perform Shoulder Checks:
    When you want to be aware of your surroundings and potential blind spots, be sure to check your mirrors regularly and perform shoulder checks. Taking care of your tyres involves ensuring they have the right amount of tread depth and are inflated to the correct pressure. Tyres that are underinflated or worn out can have a negative impact on a vehicle’s stability and handling.
  • Load Securement:
    Properly secure your cargo when carrying loads in the bed of your truck. Check to see that the load is spread evenly and that it does not exceed the capacity limits of the vehicle.
  • Avoid Loading Your Vehicle to Excessive Levels:
    The payload and towing capacities that are advised for your Ford F-150 should not be exceeded. Overloading can affect braking, handling, and stability.
  • Be Mindful of Weather Conditions:
    Adjust your driving style to match the weather conditions. When driving in wet, snowy, or icy weather, reduce your speed and exercise increased caution.
  • Use Your Lights:
    Ensure that your headlights, taillights, and turn signals are functioning correctly. In low-light situations and inclement weather, you should always drive with your headlights on.
  • Take Care of Your Automobile:
    Maintaining your Ford F-150 in accordance with the instructions provided by the manufacturer requires regular service and attention. This covers the powertrain, braking, steering, and suspension systems, in addition to the safety systems.
  • Emergency Kit:
    Keep an emergency kit in your vehicle that includes items such as a flashlight, first aid supplies, jumper cables, a spare tire, and tools for basic repairs.
  • Avoid Fatigue:
    On long trips, take breaks to prevent driver fatigue. Fatigue can impair your reaction time and decision-making abilities.
  • Obey Traffic Laws:
    Follow all traffic laws, including stop signs, traffic signals, and right-of-way rules.
  • Off-Roading Safety:
    If you use your Ford F-150 for off-roading, follow safety guidelines for off-road driving, including wearing appropriate safety gear and having recovery equipment on hand.
  • Learn About Your Vehicle:
    Familiarize yourself with your Ford F-150’s specific safety features, such as airbags, traction control, stability control, and anti-lock brakes, and understand how they work.

FAQs

What are the available engine options for the Ford F-150 (1999-2003)?

The Ford F-150 trucks from this period offered a range of engine options, including V6 and V8 engines. The specific engines available varied by trim level and model year.

What is the towing capacity of the Ford F-150 (1999-2003)?

Towing capacity can vary depending on the engine, axle ratio, and configuration of the truck. Depending on these factors, the towing capacity typically ranged from around 5,000 to 11,000 pounds or more.

How often should I change the engine oil in my Ford F-150 from this era?

The recommended oil change interval for a Ford F-150 (1999-2003) is typically every 3,000 to 5,000 miles, but it's essential to follow the manufacturer's guidelines outlined in your owner's manual.

What type of fuel should I use for my Ford F-150?

The type of fuel required depends on the engine. Most F-150s from this era use regular unleaded gasoline, but it's essential to check your owner's manual for specific fuel requirements.

What should I do if my Ford F-150's Check Engine Light comes on?

If the Check Engine Light (CEL) is illuminated, it's essential to have the vehicle scanned for diagnostic trouble codes (DTCs) using an OBD-II scanner. These codes will help identify the specific issue, and you can then take appropriate action based on the codes.

How can I improve my Ford F-150's fuel efficiency?

To improve fuel efficiency, consider regular maintenance, proper tire inflation, avoiding aggressive driving habits, and removing unnecessary cargo or roof racks that can increase aerodynamic drag.

What should I check if my Ford F-150 experiences transmission problems?

Transmission issues may include slipping, hard shifting, or unusual noises. If you suspect transmission problems, have the transmission fluid checked and consider getting a professional diagnosis and repair if needed.

How often should I replace the air filter in my Ford F-150?

The air filter should be replaced at regular intervals, typically every 15,000 to 30,000 miles or as recommended in your owner's manual.

What should I do if my Ford F-150's brakes feel spongy or make noise?

Spongy brakes or brake noise can indicate worn brake pads, damaged rotors, or a brake fluid issue. Have the brake system inspected and serviced promptly.

How do I maintain my Ford F-150's paint and finish?

Regularly wash and wax your truck to protect the paint and finish. Consider applying a paint sealant or wax for added protection.

What can I do if my Ford F-150 experiences electrical issues?

For electrical problems, it's advisable to have a professional diagnose and repair the problem, as electrical systems can be complex. Check fuses and relays first to rule out simple issues

References

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